LAURITZ KNUDSEN / ELECTRICAL & AUTOMATION
Air circuit breakers
ACBs, releases and accessories for low-voltage distribution.
NOVA TRADING RANIGUNJ · SECUNDERABAD
RANGE AT A GLANCE
Choose the right configuration.
Share supply voltage, load or motor details, control requirements, enclosure conditions and required accessories for model selection.
01
UW range
02
C-POWER and C-POWER S1
03
Protection releases
04
Communication accessories
05
Spares
MANUFACTURER REFERENCE / August 2026
Details, down to
the catalog number.
Browse the supplied specification pages. Published MRP is a dated manufacturer reference; request a current Nova quote and confirm the tax basis and pack size.
ESP Lauritz Knudsen Price List (1).pdf ↗ · PDF pages 79–92
14 catalog pages
PDF page 79 Air Circuit Breakers
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Air Circuit Breakers
Range of Air Circuit Breakers
› Complete range conforms to IS/IEC 60947-2 & IEC 60947-2
› Current Rating from 400A to 6300A in 3 Frame sizes for application voltages upto 690V AC
› Special ACB range available for Voltage Applications upto 800V AC and 1000V AC#
› Available in 3 Pole/4 Pole, Manually & Electrically operated, Fixed/Draw-out version
› Common Height & Depth across the range
› High short time fault withstand capacity, Icu = Ics = Icw for 1 sec for total selectivity
› High mechanical and electrical operating life
› Neutral pole is 100% rated, option of 50% & 200% rated neutral also available
› Available in standard NRYB & RYBN/NBYR/BYRN configurations in 4 Pole ACBs with on-site
change facility
› In-built Electrical & Mechanical Anti-Pumping
› Modular & snap-fit accessories
› Ease of on-site conversion from Fixed to Draw-out version
› Pollution Degree 4 suitability
› Best in Class Overlap with Bus bars
› Break Time of 25msec
› RoHS Compliant
Matrix Protection & Control Units:
› Available in versions - MTX1.0/1G/1Gi/1.5G/1.5Gi,
MTX3.5/3.5EC/3.5H & MTX 3.5T/MTX 3.5ET/3.5A
› Unique O-LED display for metering
› Unique withdrawable Communication & Power metering modules
› Dual protection curve settings & Password protection
› Soft-rating plug for precise protection at lower load currents UW-MTX1G/1Gi UW-MTX1.5G/1.5Gi UW-MTX3.5/3.5EC/3.5H
› Provision for on-load self-diagnosis of Releases & modules
› Data communication on Modbus RTU, Modbus TCP/IP (ETHERNET),
Profibus & wireless Zigbee protocols
› Power & Harmonics measurement
› Temperature rise monitoring & protection
› Easy to integrate with HMI & PLC
› Add-on modules for advance protections
› Protection Releases conform to EMI/EMC standard
Breaking Capacities Offered: New Integrated MODBUS TCP/IP (ETHERNET) Communicable ACB
at 415V/440V AC (Please refer Catalogue for Breaking Capacities above 440V AC)
Icu = Ics = Icw for 1 sec
Rated current 800A 1000A 1250A 1600A 2000A 2500A 3200A 4000A 5000A 6300A
N : 50kA
Frame-1
S : 65kA
H : 80kA
UW1-08 UW1-10 UW1-12 UW1-16 UW1-20 UW1-25
N : 50kA
Frame-2
S : 65kA
H : 80kA
UW2-08 UW2-10 UW2-12 UW2-16 UW2-20 UW2-25 UW2-32 UW2-40
H : 80kA
Frame-3
V : 100kA
UW3-08 UW3-10 UW3-12 UW3-16 UW3-20 UW3-25 UW3-32 UW3-40 UW3-50 UW3-63
Note: 400A & 630A ACBs are also available on request. # Please contact the nearest branch office for more details of 1000V AC ACBs
Lauritz Knudsen, 15.08.2026 72PDF page 80 Air Circuit Breakers
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Air Circuit Breakers
ACB ordering information:
UW 1 08 N X D 1 2 9 0 0# UW1 800N 3P ED 1.5G BotV
Selection for Termination (For Drawout ACBs Only)
Standard Termination 0
Frame Size
For Top Horizontal (Long), Bottom Vertical for Fr2 & Fr3 X
Frame - I 1
For Top & Bottom Horizontal (Long) for Fr3 Y
Frame - II 2
Note: X is applicable for 4000A (Fr2 & Fr3) and 5000A (Fr3).
Frame - III 3 Y is applicable for 4000A (Fr3) & 5000A (Fr3).
X & Y recommended for Buscoupler only.
For 800V AC Application ZM
For 1000V AC Application ZH
Current Ratings
Temperature Rise Monitoring(3)
400A 04
Not Required 0
630A 06
Required 1
800A 08
Type Selection for P&C Units
1000A 10
Manually Operated 1 B/C (w/o protection) 0
1250A 12
Electrically Operated 2 UW - MTX1.0 7
1600A 16
UW - MTX1G 8
2000A 20
UW - MTX1Gi B
2500A(4) 25 Version UW - MTX1.5G 9
3200A 32 Draw-out D UW - MTX1.5Gi C
4000A 40 Fixed F UW-MTX3.5 3
5000A 50 (5) 4
Cradle/Fixed Part
(7)
C UW-MTX3.5EC
6300A 63 Breaker/Moving Part B UW-MTX4.5 5
UW-MTX3.5H 6
New UW-MTX3.5T (8) D
New UW-MTX3.5ET (8) E
Selection for Breaking Capacity (Icu=Ics)(1)
New UW-MTX4.5T (8) F
50kA (Fr-I upto 2000A & Fr-II upto 4000A) N
New UW-MTX3.5A(6) K
65kA (Fr-I & Fr-II) S
80kA (Fr-l, Fr-II & Fr-III) H
100kA (Fr-III) V Selection for control voltage(2)
For Manually Operated 0
Please Note:
(1)
For Icw values please refer technical specification 240V AC/DC ECD & CR + 240V AC/DC SR 1
(2)
Other options of control voltage are available as accessory 240V AC/DC ECD & CR + 24V DC SR 2
(3)
Temperature monitoring & protection is available only for Drawout 110V AC/DC ECD & CR + 110V AC/DC SR 3
type ACBs with MTX3.5 Series & above releases 240V AC/DC ECD & CR + 110V AC/DC SR 4
(4)
For Fr-1, 2500A selection, please contact the nearest branch office
(5)
For system requiring 690V metering, kindly order separate Selection for No. of Poles
Power Metering module with MTX3.5. 3 Pole X
(6)
For MTX3.5A technical specifications please get in touch with the local sales team
4 Pole 100% N F
(7)
For Cradle Cat Number last 5 digits shall be "00000" of any combination
(8)
MODBUS TCP/IP (Ethernet) ready ACB as an Integrated Release Offering 4 Pole 50% N (in Fr-III only) H
4 Pole 200% N (upto 2500A) D
ACBs are offered with following standard features
Draw-out Version: OMEGA ACBs with UW-MTX release will have inbuilt-
Current Metering (MTX 1.5G/1.5Gi/3.5 Series/4.5 Series), Common Fault Indication microswitch,
4NO+4NC Aux. contacts, Smart-racking shutter, Safety shutter assembly, Racking Handle, Door sealing
frame, Pad-locking arrangement for ON/OFF button, Rating Error Preventer, Arc shield.
A) For ratings upto 1600A, one side vertical terminal adaptors (Bottom) for Frame 1, 2 & 3.
B) For ratings 2000A & above, both side vertical terminal adaptors (Top & Bottom) for Frames 1, 2 & 3.
C) For rating 4000A and above operation counter inbuilt for Frames 2 & 3 both.
Fixed Version: OMEGA ACBs with UW-MTX release will have inbuilt-
Current Metering (MTX 1.5G/1.5Gi/3.5 Series/4.5 Series), Common Fault Indication microswitch,
4NO+4NC Aux. contacts, Door sealing frame & Pad-locking arrangement for ON/OFF push button.
A) For ratings upto 1600A, one side vertical terminal adaptors (Bottom) for Frames 1, 2 & 3.
B) For ratings 2000A & above, both side vertical terminal adaptors (Top & Bottom) for Frames 1, 2 & 3.
C) For ratings 4000A & above, operation counter inbuilt for Frames 2 & 3 both.
# Please contact the nearest branch office for more details of 800V & 1000V AC ACBs
Lauritz Knudsen, 15.08.2026 73PDF page 81 Air Circuit Breakers
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Air Circuit Breakers
ACBs upto 690V AC with UW-MTX1G (LSING - BCD Switches) and
UW-MTX1.5G (LSING + Current Metering - BCD Switches) [8536]
3 Pole Manual Draw-out ACB 4 Pole Manual Draw-out ACB
Breaking
Current Capacity UW-MTX1G UW-MTX1.5G UW-MTX1G UW-MTX1.5G
Rating Version
@ M.R.P. M.R.P. M.R.P. M.R.P.
415V AC Cat. No. (`) Cat. No. (`) Cat. No. (`) Cat. No. (`)
Per Unit Per Unit Per Unit Per Unit
800A UW108NXD01800 322600 UW108NXD01900 343900 UW108NFD01800 402900 UW108NFD01900 424200
1000A UW110NXD01800 333400 UW110NXD01900 354700 UW110NFD01800 428500 UW110NFD01900 449800
1250A UW112NXD01800 367200 UW112NXD01900 388500 UW112NFD01800 463300 UW112NFD01900 484600
1600A UW116NXD01800 416200 UW116NXD01900 437500 UW116NFD01800 519100 UW116NFD01900 540400
MDO 50kA
2000A UW120NXD01800 507900 UW120NXD01900 529200 UW120NFD01800 610800 UW120NFD01900 632100
2500A UW225NXD01800 654900 UW225NXD01900 676200 UW225NFD01800 787500 UW225NFD01900 808800
3200A UW232NXD01800 782900 UW232NXD01900 804200 UW232NFD01800 961200 UW232NFD01900 982500
4000A UW240NXD01800 902100 UW240NXD01900 923400 UW240NFD01800 1097300 UW240NFD01900 1118600
3 Pole Manual Fixed ACB 4 Pole Manual Fixed ACB
Breaking
Current Capacity UW-MTX1G UW-MTX1.5G UW-MTX1G UW-MTX1.5G
Rating Version
@ M.R.P. M.R.P. M.R.P. M.R.P.
415V AC Cat. No. (`) Cat. No. (`) Cat. No. (`) Cat. No. (`)
Per Unit Per Unit Per Unit Per Unit
800A UW108NXF01800 248200 UW108NXF01900 269500 UW108NFF01800 309900 UW108NFF01900 331200
1000A UW110NXF01800 256500 UW110NXF01900 277800 UW110NFF01800 329600 UW110NFF01900 350900
1250A UW112NXF01800 282500 UW112NXF01900 303800 UW112NFF01800 356400 UW112NFF01900 377700
1600A UW116NXF01800 320200 UW116NXF01900 341500 UW116NFF01800 399300 UW116NFF01900 420600
MF 50kA
2000A UW120NXF01800 390700 UW120NXF01900 412000 UW120NFF01800 469800 UW120NFF01900 491100
2500A UW225NXF01800 503800 UW225NXF01900 525100 UW225NFF01800 605800 UW225NFF01900 627100
3200A UW232NXF01800 602200 UW232NXF01900 623500 UW232NFF01800 739400 UW232NFF01900 760700
4000A UW240NXF01800 693900 UW240NXF01900 715200 UW240NFF01800 844100 UW240NFF01900 865400
M.R.P. changes for product customization M.R.P. (`)
Per Unit
MDO to EDO or MF to EF Conversion kit (ECD + CR + SR) 88000
Buscoupler (without protection release)
UW-MTX1.0 (LSI - BCD Switches)
UW-MTX1Gi (LSING + Inbuilt ZSI - BCD Switches)
UW-MTX1.5Gi (LSING + Current Metering + Inbuilt ZSI - BCD Switches)
UW-MTX3.5 (LSING + Current Metering) + can be upgraded for Power Metering & Communication
UW-MTX3.5EC (LSING + Power Metering + Communication)
UW-MTX3.5H (LSING + Power Metering + Harmonic Metering) *
UW-MTX4.5 (LSING + Power Metering + Harmonic Metering + Communication with Touch Screen navigation + PS Module)
PS (Auxiliary power supply module for display in No-load or OFF condition)**$
COM Module (MODBUS) for communication$
PM Module for power metering$
New UW-MTX3.5T (LSING + Current Metering + MODBUS TCP/IP (ETHERNET) Communication) + can be upgraded for Power Metering#
New UW-MTX3.5ET (LSING + Power Metering +MODBUS TCP/IP (ETHERNET) Communication)#
* Available on request
** Applicable only for MTX 1Gi, MTX 1.5Gi & MTX 3.5 Series
# Integrated Release along with ACB - available as Factory-fitted option only
$ Chapter ID [8538]
Lauritz Knudsen, 15.08.2026 74PDF page 82 Air Circuit Breakers
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Air Circuit Breakers
3 Pole ACBs upto 690V AC with UW-MTX1G (LSING - BCD Switches) [8536]
3 Pole Manual Draw-out ACB with UW-MTX1G
Current S (65kA @ 415V AC) H (80kA @ 415V AC) V (100kA @ 415V AC)
Rating Version M.R.P. M.R.P. M.R.P.
Cat. No. (`) Cat. No. (`) Cat. No. (`)
Per Unit Per Unit Per Unit
800A UW108SXD01800 UW108HXD01800 UW308VXD01800
1000A UW110SXD01800 UW110HXD01800 UW310VXD01800
1250A UW112SXD01800 UW112HXD01800 UW312VXD01800
1600A UW116SXD01800 UW116HXD01800 UW316VXD01800
2000A UW120SXD01800 * UW120HXD01800 UW320VXD01800
2500A MDO UW225SXD01800 UW225HXD01800 * UW325VXD01800 *
3200A UW232SXD01800 UW232HXD01800 UW332VXD01800
4000A UW240SXD01800 UW240HXD01800 UW340VXD01800
4000A - - UW340HXD01800 UW340VXD01800
5000A - - UW350HXD01800 UW350VXD01800
6300A - - UW363HXD01800 UW363VXD01800
3 Pole Manual Fixed ACB with UW-MTX1G
800A UW108SXF01800 UW108HXF01800 UW308VXF01800
1000A UW110SXF01800 UW110HXF01800 UW310VXF01800
1250A UW112SXF01800 UW112HXF01800 UW312VXF01800
1600A UW116SXF01800 UW116HXF01800 UW316VXF01800
2000A UW120SXF01800 UW120HXF01800 UW320VXF01800
2500A MF UW225SXF01800 UW225HXF01800 UW325VXF01800
3200A UW232SXF01800 UW232HXF01800 UW332VXF01800
4000A UW240SXF01800 UW240HXF01800 UW340VXF01800
4000A - - UW340HXF01800 UW340VXF01800
5000A - - UW350HXF01800 UW350VXF01800
6300A - - * *
M.R.P. changes for product customization M.R.P. (`)
Per Unit
MDO to EDO or MF to EF Conversion kit (ECD + CR + SR) 88000
Buscoupler (without protection release)
UW-MTX1.0 (LSI - BCD Switches)
UW-MTX1Gi (LSING + Inbuilt ZSI - BCD Switches)
UW-MTX1.5G (LSING + Current Metering - BCD Switches)
UW-MTX1.5Gi (LSING + Current Metering + Inbuilt ZSI - BCD Switches)
UW-MTX3.5 (LSING + Current Metering) + can be upgraded for Power Metering & Communication
UW-MTX3.5EC (LSING + Power Metering + Communication)
UW-MTX3.5H (LSING + Power Metering + Harmonic Metering)
*
UW-MTX4.5 (LSING + Power Metering + Harmonic Metering + Communication with Touch Screen navigation + PS Module)
PS (Auxiliary power supply module for display in No-load or OFF condition)**$
COM Module (MODBUS) for communication$
PM Module for power metering$
New UW-MTX3.5T (LSING + Current Metering + MODBUS TCP/IP (ETHERNET) Communication) + can be upgraded for Power Metering#
New UW-MTX3.5ET (LSING + Power Metering +MODBUS TCP/IP (ETHERNET) Communication)#
* Available on request
** Applicable only for MTX 1Gi, MTX 1.5Gi & MTX 3.5 Series
# Integrated Release along with ACB - available as Factory-fitted option only
$ Chapter ID [8538]
Lauritz Knudsen, 15.08.2026 75PDF page 83 Air Circuit Breakers
View original PDF page ↗
Extracted reference text; use the original PDF to check column alignment, variants and price units.
Air Circuit Breakers
4 Pole ACBs upto 690V AC with UW-MTX1G (LSING - BCD Switches) [8536]
4 Pole Manual Draw-out ACB with UW-MTX1G
Current S (65kA @ 415V AC) H (80kA @ 415V AC) V (100kA @ 415V AC)
Rating Version M.R.P. M.R.P. M.R.P.
Cat. No. (`) Cat. No. (`) Cat. No. (`)
Per Unit Per Unit Per Unit
800A UW108SFD01800 UW108HFD01800 UW308VFD01800
1000A UW110SFD01800 UW110HFD01800 UW310VFD01800
1250A UW112SFD01800 UW112HFD01800 UW312VFD01800
1600A UW116SFD01800 UW116HFD01800 UW316VFD01800
2000A UW120SFD01800 * UW120HFD01800 UW320VFD01800
2500A MDO UW225SFD01800 UW225HFD01800 * UW325VFD01800 *
3200A UW232SFD01800 UW232HFD01800 UW332VFD01800
4000A UW240SFD01800 UW240HFD01800 UW340VFD01800
4000A - - UW340HFD01800 UW340VFD01800
5000A - - UW350HFD01800 UW350VFD01800
6300A - - UW363HFD01800 UW363VFD01800
4 Pole Manual Fixed ACB with UW-MTX1G
800A UW108SFF01800 UW108HFF01800 UW308VFF01800
1000A UW110SFF01800 UW110HFF01800 UW310VFF01800
1250A UW112SFF01800 UW112HFF01800 UW312VFF01800
1600A UW116SFF01800 UW116HFF01800 UW316VFF01800
2000A UW120SFF01800 UW120HFF01800 UW320VFF01800
2500A MF UW225SFF01800 UW225HFF01800 UW325VFF01800
3200A UW232SFF01800 UW232HFF01800 UW332VFF01800
4000A UW240SFF01800 UW240HFF01800 UW340VFF01800
4000A - - UW340HFF01800 UW340VFF01800
5000A - - UW350HFF01800 UW350VFF01800
6300A - - * *
* Available on request
Accessories of Air Circuit Breakers [8538]
Terminal Adaptor configuration upto 690V AC
Draw-out ACBs Terminal Adaptors Fixed ACBs Terminal Adaptors
M.R.P. M.R.P.
Description Cat. No. (`) Description Cat. No. (`)
Per Unit Per Unit
Terminal Adaptor for Draw-out Omega ACBs Terminal Adaptor for Fixed Omega ACBs
Frame-1 400-1000A N/S/H (Vertical / Horizontal) CL60438OOOO Frame-1 400-2000A N/S (Vertical / Horizontal) CL60967OOOO
Frame-1 1250-2000A N/S/H (Vertical / Horizontal) CL60963OOOO Frame-1 400-2000A H (Vertical / Horizontal) CL60968OOOO
Frame-1 2500A S/H (Vertical) Frame-1 2500A S/H (Vertical) CL60976OOOO
CL60964OOOO
Frame-2 400-3200A N/S/H (Vertical / Horizontal) Frame-2 400-2500A N/S (Vertical / Horizontal) CL60122OOOO
Frame-2 4000A N/S/H (Vertical) CL60420OOOO Frame-2 400-3200A H, 3200A N/S (Vertical / Horizontal) CL60977OOOO *
*
Frame-2 4000A N/S/H (Horizontal) CL60316OOOO Frame-2 4000A S/H (Vertical) CL60417OOOO
Frame-3 400-4000A H/V (Vertical)# CL60128OOOO Frame-3 400-4000A H/V (Vertical)# CL60418OOOO
Frame-3 400-4000A H/V (Horizontal-Long) CL60073OOOO # CL60347OOOO
Frame-3 5000A H/V (Vertical)
Frame-3 5000A H/V (Horizontal-Long) CL60966OOOO Frame-3 400-5000A H/V (Horizontal-Long) CL60373OOOO
#
Frame-3 5000A H/V (Vertical) CL60067OOOO # : Please consider 4 terminal adaptors per phase.
Frame-3 6300A H/V (Vertical)# CL60965OOOO
# : Please consider 4 terminal adaptors per phase. Lauritz Knudsen, 15.08.2026 76PDF page 84 Air Circuit Breakers
View original PDF page ↗
Extracted reference text; use the original PDF to check column alignment, variants and price units.
Air Circuit Breakers
800V AC ACBs with UW-MTX1G (LSING - BCD Switches) [8536]
Breaking Capacity @ 800V AC (Icu=Ics=Icw for 1s)
800V AC Manual Fixed/Draw-out ACB with UW-MTX1G
3P 4P
Breaking
Current Capacity Fixed Draw-out Fixed Draw-out
Frame
Rating @ M.R.P. M.R.P. M.R.P. M.R.P.
800V AC Cat. No. (`) Cat. No. (`) Cat. No. (`) Cat. No. (`)
Per Unit Per Unit Per Unit Per Unit
800A UW108NXF0180ZM UW108NXD0180ZM UW108NFF0180ZM UW108NFD0180ZM
1000A UW110NXF0180ZM UW110NXD0180ZM UW110NFF0180ZM UW110NFD0180ZM
1250A 1 50kA UW112NXF0180ZM * UW112NXD0180ZM * UW112NFF0180ZM * UW112NFD0180ZM *
1600A UW116NXF0180ZM UW116NXD0180ZM UW116NFF0180ZM UW116NFD0180ZM
2000A UW120NXF0180ZM UW120NXD0180ZM UW120NFF0180ZM UW120NFD0180ZM
2000A UW220NXF0180ZM UW220NXD0180ZM UW220NFF0180ZM UW220NFD0180ZM
2500A UW225NXF0180ZM UW225NXD0180ZM UW225NFF0180ZM UW225NFD0180ZM
2 50kA * * * *
3200A UW232NXF0180ZM UW232NXD0180ZM UW232NFF0180ZM UW232NFD0180ZM
4000A - UW240NXD0180ZM - UW240NFD0180ZM
3200A UW332NXF0180ZM UW332NXD0180ZM UW332NFF0180ZM UW332NFD0180ZM
4000A 3 50kA UW340NXF0180ZM * UW340NXD0180ZM * UW340NFF0180ZM * UW340NFD0180ZM *
5000A UW350NXF0180ZM UW350NXD0180ZM UW350NFF0180ZM UW350NFD0180ZM
3200A UW332SXF0180ZM UW332SXD0180ZM UW332SFF0180ZM UW332SFD0180ZM
4000A 3 65kA UW340SXF0180ZM * UW340SXD0180ZM * UW340SFF0180ZM * UW340SFD0180ZM *
5000A UW350SXF0180ZM UW350SXD0180ZM UW350SFF0180ZM UW350SFD0180ZM
Note: 1. Above mentioned Cat. No. of ACBs are without Terminal Adaptors. Please consider Terminal Adaptors from below table.
2. Phase-Barriers are mandatory to be used with 800V AC ACBs:
(a) For Draw-out ACBs, Phase-Barriers are provided as standard supply along with ACBs
(b) For Fixed ACBs, kindly consider Phase-Barriers from below table
M.R.P. changes for product customization M.R.P. (`) Per Unit
Buscoupler (without protection release)
UW-MTX1.0 (LSI - BCD switch for selection)
UW-MTX1G (LSING - BCD switch for selection)
UW-MTX1.5G (LSING + display - BCD switch for selection)
UW-MTX3.5 (LSING + Display + Option for other features) *
UW-TM - Temperature Rise Module ( for MTX3.5)
MDO to EDO or MF to EF Conversion kit (ECD + CR + SR)
COM Module (MODBUS) for communication
PS (Auxiliary power supply module for display in No-load or OFF condition)**
** Applicable only for MTX 1Gi, MTX 1.5Gi & MTX 3.5 Series
Terminal Adaptors for 800V ACBs [8538]
Fixed Draw-out
Current Draw-out ACBs Terminal Adaptors
Rating Frame M.R.P. Qty M.R.P. Qty
Cat. No. (`) (3P/4P) Cat. No. (`) (3P/4P)
Per Unit Per Unit
630A CL60967OOOO (6/8) CL60963OOOO (6/8)
800A CL60967OOOO (6/8) CL60963OOOO (6/8)
1000A CL60967OOOO (6/8) CL60963OOOO (6/8) Fixed ACBs Terminal Adaptors
1
1250A CL60967OOOO (6/8) CL60963OOOO (6/8)
1600A CL60967OOOO (6/8) CL60963OOOO (6/8) Phase-Barriers for 800V AC Fixed ACBs
2000A CL60122OOOO (6/8) CL60964OOOO (6/8) [8538]
2000A CL60977OOOO (6/8) CL60964OOOO (6/8)
* *
2500A 2 CL60318OOOO (6/8) CL60964OOOO (6/8) M.R.P. (`)
Cat. No. Type Pole Qty. per ACB
3200A CL60417OOOO (6/8) CL60419OOOO (6/8) Per Unit
4000A - - CL60420OOOO (6/8) CL91258OOOO Fixed 3P 2
3200A CL60418OOOO (12/16) CL60128OOOO (12/16) CL91259OOOO Fixed 4P * 2
4000A 3 (12/16) CL60067OOOO (12/16)
CL60418OOOO * Available on request
5000A CL60347OOOO (12/16) CL60965OOOO (12/16)
Note: Please contact the nearest branch office for more details of 1000V AC ACBs Lauritz Knudsen, 15.08.2026 77PDF page 85 Accessories of Air Circuit Breakers
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Accessories of Air Circuit Breakers
Operation Counter Door Interlock Closing Release Shunt Release UV Release
M.R.P. M.R.P.
Description Cat. No. (`) Description Cat. No. (`)
Per Unit Per Unit
Other Accessories [8538] Electrical Charging Device (ECD) [8501]
Operation Counter CL90983OOOO# 24-30V DC CL90362OOOO
Door Interlock CL90978OOOO 48/60V DC CL90363OOOO
*
Electrical Position Indication (EPI) CL95826OOOO 110V AC / 110-125V DC CL90360OOOO *
Microswitches for Indication [8536] 220V AC / 200V DC CL90364OOOO
240V AC / 250V DC CL90359OOOO
Microswitch for Common Fault Indication (CFI) CL90949OOOO
415V AC / 400V DC CL90361OOOO
Microswitch for Ready To Close Indication (RTC) CL90953OOOO^
Closing Release (CR) [8538]
Microswitch for Shunt Release CL90951OOOO * 24-30V DC CL908174OOO
Microswitch for Undervoltage Release CL90947OOOO
48/60V DC CL908175OOO
Microswitch for Spring Charging Indication ST42672OOOO
110V AC / 110V DC CL90817AOOO *
# Operation Counter inbuilt for rating 4000A to 6300A 125/127V DC CL908171OOO
^ Cradle SIC block CL95825OOOO needs to be ordered separately, 220 - 240V AC / 220 - 250V DC CL90817BOOO
If EPI not installed in same ACB
415V AC CL90817DOOO
Shunt Release (SR) [8538]
24-30V DC CL90816O4OO
48/60V DC CL90816O5OO
R-Lock C-Lock 110V AC / 110V DC CL90816OAOO
M.R.P. *
125/127V DC CL90816O1OO
Description Cat. No. (`)
Per Unit 220 - 240V AC / 220 - 250V DC CL90816OBOO
Mechanical Interlock using Key & Lock$ 415V AC CL90816ODOO
Under Voltage Release (UVR) with time delay (0-1-3-5 sec) [8538]
R - Lock Type - 1 CL00659OOOO
24-30V DC CL908184OOO
R - Lock Type - 2 CL00660OOOO
48V DC CL908185OOO
R - Lock Type - 3 CL00661OOOO
110V AC / 110V DC CL90818AOOO
R - Lock Type - 12 CL00662OOOO *
240V AC / 220V DC CL90818BOOO
R - Lock Type - 23 CL00663OOOO
415V AC CL90818DOOO
Locking arrangement for OFF button CL90815OOOO
with R - Lock (on breaker)
Neutral CT
Locking arrangement for ISO position
CL90865OOOO
with R - Lock (on Cradle)
Description Cat. No. M.R.P. (`)
Per Unit
Locking arrangement for ANY position CL90927OOOO
with R - Lock (on Cradle) External Neutral CT for UW-MTX Releases [8504]
*
C - Lock Type - S CL00664OOOO Frame-1, 2 & 3 400-800A CL00717OOOO
C - Lock Type - T CL00665OOOO Frame-1, 2 & 3 1000-1600A CL00718OOOO
C - Lock Type - ST CL00666OOOO Frame-1 2000-2500A CL00719OOOO *
C - Lock Type - SS CL00667OOOO Frame-2 & 3 2000-4000A CL00720OOOO
C - Lock Type - TT Frame-3 5000-6300A CL00721OOOO
CL00668OOOO
Locking arrangement for OFF button
with C - Lock (on breaker) CL90814OOOO Automatic Transfer
Controllers (ATC) [9032]
Locking arrangement for ISO position AuXC-2000 Controller
CL90982OOOO
for C - Lock (on Cradle)
M.R.P. (`) Std. Pkg.
Type Cat. No.
Per Unit (Nos.)
Locking arrangement for ANY position CL90981OOOO
with C - Lock (on Cradle) AuXC-2000 controller** ATC2000OOOO 52600 1
Can be used along with ACB, Motorised MCCBs, MCX contactors & Motorised
Note: For Mechanical Interlock using Key & Lock please order combination Changeover switches
of Lock and Locking arrangement. ** Note: For communication version of AuXC controller refer page no-6
* Available on request $ Only locks [8301] Locking arrangement [8538]
For AuXC 2000/2100 programming videos and more details
please scan the QR code or click here
Lauritz Knudsen, 15.08.2026 78PDF page 86 Accessories of Air Circuit Breakers
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Accessories of Air Circuit Breakers
MODBUS Module Power Metering Module
M.R.P.
Description Cat. No. (`)
Per Unit
MATRIX Releases & Modules [8538]
UW-MTX1.0 CL91966OOOO
UW-MTX1G CL91971OOOO
Mechanical Interlock using Bowden Cable [8538] UW-MTX1Gi CL90562OOOO
M.R.P. UW-MTX1.5G CL91965OOOO
Description Cat. No. (`) UW-MTX1.5Gi CL90552OOOO
Per Unit
UW-MTX3.5 CL90645OOOO
Mechanical Interlock using Bowden Cable (5 meters length)
UW-MTX3.5EC CL90644OOOO
Between 2 Incomers CL90663OOOO
UW-MTX3.5H CL90646OOOO
Between 3 Incomers CL90664OOOO * UW-MTX4.5 *
Between 2 Incomers & 1 Standby CL90665OOOO New UW-MTX3.5T #
Between 2 Incomers & 1 Buscoupler CL90666OOOO New UW-MTX3.5ET #
Mechanical Interlock using Bowden Cable (3 meters length) New UW-MTX4.5T #
New UW-MTX3.5A *
Between 2 Incomers CL90659OOOO *
Power supply module with 2 Ports CL90722OOOO
Between 3 Incomers CL90660OOOO * New 1A Power supply module CL91895OOOO
Between 2 Incomers & 1 Standby CL90661OOOO New DigiCom Module CL91896OOOO
Between 2 Incomers & 1 Buscoupler CL90662OOOO Relay Module CL90716OOOO
Mechanical Interlock using Bowden Cable (2 meters length) MODBUS Module CL90709OOOO
Profibus Module CL90295OOOO
Between 2 Incomers CL90810OOOO
Matrix Smart Card Module CL90705OOOO
Between 3 Incomers CL90811OOOO * Power Metering Module (415V) CL90649OOOO
Between 2 Incomers & 1 Standby CL90812OOOO Power Metering Module (690V) CL90685OOOO
Between 2 Incomers & 1 Buscoupler CL90813OOOO ZSI Module CL90718OOOO
Note: Common from 400A to 6300A and can be interlocked between TCS Module CL90719OOOO
Fixed / Draw-out / Mixed version EL Module CL90720OOOO
* Available on request REF Module CL90721OOOO
Simulation Kit CL90724OOOO
For Energy Management Communication Software Please contact the nearest branch office
# Integrated Release along with ACB - available as Factory-fitted option only
Presenting the pre-engineered
CNCS to OMEGA Retrofit kit
CNCS to OMEGA Retrofit kit is a
pre-engineered solution which
allows you to upgrade from the
old CNCS ACB to the advanced
OMEGA ACB - with minimal
modification. All installations
are done by trained Engineers
from the nearestAuthorised Service
Centre to ensure total reliability
and minimum shut-down time.
Specifications
› ETP grade Copper links with
Silver Plating
› CNCS to OMEGA Retrofit solution
is available from 800A to 3200A
For more details please
scan the QR code or click here
For retrofitting of any ACB to Omega ACB please contact the nearest branch office
Customer Interaction Center (CIC)
Phone no: 022-6932 7800
Web: www.LK-EA.com | e-mail: CIC@LK-EA.com Lauritz Knudsen, 15.08.2026 79PDF page 87 New Digital Offerings of Air Circuit Break
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New Digital Offerings of Air Circuit Breakers
New Power Supply Module (230V AC - 24V DC 1A) MTX Release Units
› 100-265V AC Input Voltage Communication Module
› Regulated 24V DC Output Voltage
› Suitability of up to 1 Amp Loading ZSI Module
› Compact (2M) and Modular Design
› Suitable for DIN Rail & Base mounting
Temperature Module
DigiCom Module
Module Compatibility M.R.P. (`)
PS Module Details Function
Per Unit
New
PS Module Suitable for providing regulated 24V DC All MTX Release Units for Powering ON, MODBUS Module,
(CAT Code: CL91895OOOO) Power Supply ZSI Module, Temperature Module, UN-CO Module & DigiCom Module 11400
UW-PS Module Suitable for providing regulated 24V DC
Power Supply and Internal Communication All MTX Release Units and MTX Modules 29700
(CAT Code: CL90722OOOO)
Bus
New DigiCom Module
Status Monitoring & Control of up to 3 Circuit Breakers
› 3 Digital Inputs for 3 Circuit Breakers - 9 Digital Inputs Input Terminal Block
(24V DC)
› 2 Relay Outputs for 3 Circuit Breakers – 6 Relay Outputs Main Power For
Input Communication
› 24V DC Input Voltage
› Status Monitoring & Control of up to 3 Circuit Breakers through
communication over MODBUS RTU protocol with RS 485 port.
› For optimal performance, CFI and RTC micro switches should be
selected along with the ACB.
CBS1 ON/OFF Indication for Circuit Breaker 1
Input Status
TS1 Trip status Indication for Circuit Breaker 1
CB1 Indicator
Ready spring/Ready to Close Status Indication for
RS1 Indicator For
Circuit Breaker 1
System Status
Input Status CBS2 ON/OFF Indication for Circuit Breaker 2
Indicator TS2 Trip status Indication for Circuit Breaker 2 Output Status
CB2 Indicator
Ready spring/Ready to Close Status Indication for
RS2
Circuit Breaker 2
CBS3 ON/OFF Indication for Circuit Breaker 3
TS3 Trip status Indication for Circuit Breaker 3
CB3
Ready spring/Ready to Close Status Indication for
RS3
Circuit Breaker 3
Output Teminal Block
O1 Open Circuit Breaker 1 (230V AC/24V DC)
CB1
C1 Close Circuit Breaker 1
Output Status DigiCom Module Details M.R.P. (`)
O2 Open Circuit Breaker 2
Indicator CB2 Per Unit
C2 Close Circuit Breaker 2
New
O3 Open Circuit Breaker 3 DigiCom Module
CB3 (CAT Code: CL91896OOOO) 33800
C3 Close Circuit Breaker 3
Connection Architecture of DigiCom
MODBUS RS485
SmartComm/PC
DigiCom Module
Circuit Breakers / Switching Devices Lauritz Knudsen, 15.08.2026 80PDF page 88 C-POWER Air Circuit Breakers
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C-POWER Air Circuit Breakers
C-POWER S1 Range of Air Circuit Breakers
› Conforms to IS/IEC 60947-2 & IEC 60947-2
› Current rating from 400A to 3200A
› Available in 50kA & 60kA breaking capacity
› Available in 3 Pole/4 Pole, Manually & Electrically operated, Fixed & Draw-out versions
› High short time withstand capacity, Icu = Ics = Icw for 1 sec for total selectivity
› High mechanical and electrical operating life
› 100% rated neutral pole
› Common height and depth across the range
› Protection through Thermal - Magnetic (DN1) & Microprocessor releases
(SR18G, SR18G+D & SR18Gi+D)
› Self diagnostic Microprocessor based Releases with on-load testing through TEST button
C-POWER S1 ACB
› Inbuilt thermal memory
› Protection Releases conform to EMI/EMC standards
› Breaker Status and Control through MODBUS protocol
C-POWER C Range of Air Circuit Breakers
› Conforms to IS/IEC 60947-2 & IEC 60947-2
› Current rating from 800A to 6300A
› Available in 50,55,60 & 95kA breaking capacity
› Available in 3 Pole/4 Pole, Manually & Electrically operated, Fixed & Draw-out versions
› High short time fault withstanding capacity, Icu = Ics = Icw for 1 sec for total selectivity
› High mechanical and electrical operating life
› 100% rated neutral pole
› Protection through Thermal - Magnetic (DN1) & Microprocessor releases
(SR18G, SR18G+D, SR18Gi+D)
› Self diagnostic Microprocessor based Releases with on-load testing through TEST button
C-POWER C ACB
› Inbuilt thermal memory
› Protection Releases conform to EMI/EMC standards
› Data communication & Power Management
› Breaker Status and Control through MODBUS protocol
C-POWER HE ACBs for Harsh Environment
› Designed to operate at peak efficiency in Sulphur-rich Harsh corrosive environments
› Range 1250A to 5000A, 415/690V ac
› Available in 3 Pole/4 Pole, Manually & Electrically operated, Fixed and Draw-out versions
› Protection through Microprocessor release
› Operates reliably in 3C4 environmental conditions containing SO2 and H2S
Please contact the nearest branch office for Details & product Selection
C-POWER HE Range
Breaking Capacities Offered:
Icu = Ics = Icw for 1 sec
630A 800A 1000A 1250A 1600A 2000A 2500A 3200A 4000A 5000A 6300A
CN-CS : E / G 50kA 50kA 50kA 50kA 50kA 50kA
Frame-1
CN-CS : S1 50kA 50kA 50kA 50kA 50kA 50kA 60kA 60kA
Frame-1 Frame-2
CN-CS : C 50kA 50kA 50kA 50kA 55kA 60kA 95kA 95kA
CN-CS : H 65kA 65kA 65kA 65kA 75kA 75kA
CN-CS : H2 75kA 75kA
CN-CS : H / H1 100kA 100kA
CN-CS : HE 50kA 60kA 75kA 95kA
Frame-1 Frame-2 Frame-3 Frame-4
For technical & dimension details please refer product catalogue. 400A ACB also available on request.
Lauritz Knudsen, 15.08.2026 81PDF page 89 C-POWER Air Circuit Breakers [8536]
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C-POWER Air Circuit Breakers [8536]
C-POWER S1 3 & 4 Pole Draw-out ACBs
Microprocessor Based SR18G Thermal-Magnetic DN1
Breaking
Capacity 3 Pole 4 Pole 3 Pole 4 Pole
Rating Version
Icu=Ics=Icw
(1 sec) M.R.P. (`) M.R.P. (`) Cat. No. M.R.P. (`) Cat. No. M.R.P. (`)
Cat. No. Cat. No. Per Unit Per Unit
Per Unit Per Unit
MDO SL96041 307200 SL96061 385400 SL95331 304000 SL95351 382200
630A 50kA
EDO SL96051 378500 SL96071 456700 SL95341 375300 SL95361 453500
MDO SL96042 307200 SL96062 385400 SL95332 304000 SL95352 382200
800A 50kA
EDO SL96052 378500 SL96072 456700 SL95342 375300 SL95362 453500
MDO SL96043 319400 SL96063 403600 SL95333 316200 SL95353 400400
1000A 50kA
EDO SL96053 390700 SL96073 474900 SL95343 387500 SL95363 471700
MDO SL96044 352400 SL96064 444500 SL95334 349200 SL95354 441300
1250A 50kA
EDO SL96054 423700 SL96074 515800 SL95344 420500 SL95364 512600
MDO SL96045 401700 SL96065 494100 SL95335 398500 SL95355 490900
1600A 50kA
EDO SL96055 473000 SL96075 565400 SL95345 469800 SL95365 562200
MDO SL96046 471900 SL96066 579600 SL95336 468700 SL95356 576400
2000A 50kA
EDO SL96056 543200 SL96076 650900 SL95346 540000 SL95366 647700
MDO SL96047 583300 SL96067 703100 SL95337 580100 SL95357 699900
2500A 60kA
EDO SL96057 654600 SL96077 774400 SL95347 651400 SL95367 771200
Note : Add a Suffix "OOOO" for all the above mentioned cat. nos.
C-POWER S1 3 & 4 Pole Fixed ACBs
Microprocessor Based SR18G Thermal-Magnetic DN1
Breaking
Capacity 3 Pole 4 Pole 3 Pole 4 Pole
Rating Version
Icu=Ics=Icw M.R.P. (`) M.R.P. (`)
M.R.P. (`) Cat. No. M.R.P. (`) Cat. No. Cat. No.
(1 sec) Cat. No.
Per Unit Per Unit Per Unit Per Unit
MF SL95561 167500 SL95581 213600 SL95481 164300 SL95501 210400
630A 50kA
EF SL95571 238800 SL95591 284900 SL95491 235600 SL95511 281700
MF SL95562 167500 SL95582 213600 SL95482 164300 SL95502 210400
800A 50kA
EF SL95572 238800 SL95592 284900 SL95492 235600 SL95512 281700
MF SL95563 182900 SL95583 230900 SL95483 179700 SL95503 227700
1000A 50kA
EF SL95573 254200 SL95593 302200 SL95493 251000 SL95513 299000
MF SL95564 210800 SL95584 263400 SL95484 207600 SL95504 260200
1250A 50kA
EF SL95574 282100 SL95594 334700 SL95494 278900 SL95514 331500
MF SL95565 233600 SL95585 300500 SL95485 230400 SL95505 297300
1600A 50kA
EF SL95575 304900 SL95595 371800 SL95495 301700 SL95515 368600
Note Add a Suffix "OOOO" for all the above mentioned cat. nos.
M.R.P. changes for product customization w.r.t. SR18G ACB M.R.P. M.R.P. (`) Per Unit
Bus - Coupler (w/o protection) Reduce 8400
Microprocessor based SR18G+D (LSING + Current Metering) Add 22600
Microprocessor based SR18Gi+D (LSING + Current metering + ZSI) Add 29900
C-POWER S1 Draw-Out ACBs will have inbuilt - 2NO+2NC Aux contact for MDO & 6NO+6NC Aux contact for EDO breakers, Safety shutter assembly,
Racking handle, Door sealing frame, Push-button cover & Rating error preventor.
Electrical version includes 240V AC Shunt trip coil, Closing coil and Motor for electrical charging.
C-POWER S1 Fixed ACBs will have inbuilt - 2NO+2NC Aux contact for MF & 6NO+6NC Aux contact for EF breakers, Door sealing frame & Push-button cover.
Electrical version includes 240V AC Shunt trip coil, Closing coil and Motor for electrical charging.
Note: 1 NO Aux contact in manual version & 2NO+2NC in electrical version breakers will be pre-wired with accessories mounted in breaker.
In electrically operated breaker with DN1 release, either earth fault or undervoltage protection can be used.
CN-CS-E Range 3 Pole Manual Fixed
Breaking Thermal-Magnetic Release Type DN1
Capacity M.R.P.
Rating Version
Icu=Ics=Icw Cat. No. (`)
(1 sec)
Per Unit
400A 50kA 3P MF SL95721OOOO 108900
630A 50kA 3P MF SL95722OOOO 109900
800A 50kA 3P MF SL95723OOOO 116400
1000A 50kA 3P MF SL95724OOOO 119300
1250A 50kA 3P MF SL95725OOOO 149300
1600A 50kA 3P MF SL95726OOOO 157200
2000A 50kA 3P MF SL93297OOOO 180500
Lauritz Knudsen, 15.08.2026 82PDF page 90 C-POWER Air Circuit Breakers [8536]
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C-POWER Air Circuit Breakers [8536]
C-POWER 3 & 4 Pole Draw-out ACBs
Microprocessor Based SR18G Thermal-Magnetic DN1
Breaking
Capacity 3 Pole 4 Pole 3 Pole 4 Pole
Rating Version Type
Icu=Ics=Icw M.R.P. (`) M.R.P. (`) M.R.P. (`) M.R.P. (`)
(1 sec) Cat. No. Cat. No. Cat. No. Cat. No.
Per Unit Per Unit Per Unit Per Unit
MDO H SL95311 543900 # 704700 # 540700 # 701500
800A 65kA
EDO H SL95321 615200 # 776000 # 612000 # 772800
MDO H SL95312 553900 # 749000 # 550700 # 745800
1000A 65kA
EDO H SL95322 625200 # 820300 # 622000 # 817100
MDO H SL95313 605600 # 803300 # 602400 # 800100
1250A 65kA
EDO H SL95323 676900 # 874600 # 673700 # 871400
MDO H SL95314 681600 # 884100 # 678400 # 880900
1600A 65kA
EDO H SL95324 752900 # 955400 # 749700 # 952200
MDO H SL95315 753300 # 903900 # 750100 # 900700
2000A 75kA
EDO H SL95325 824600 # 975200 # 821400 # 972000
MDO H SL95316 784100 # 954600 # 780900 # 951400
2500A 75kA
EDO H SL95326 855400 # 1025900 # 852200 # 1022700
MDO H2 SL94822 826200 SL94826 1014100 # * # *
3200A 75kA
EDO H2 SL94824 897500 SL94828 1085400 # * # *
MDO H2 SL94823 939000 SL94827 1173500 # * # *
4000A 75kA
EDO H2 SL94825 1010300 SL94829 1244800 # * # *
5000A 95kA MDO/EDO C # * # # #
* * *
6300A 95kA MDO/EDO C # # # #
* * * *
Note: For higher breaking capacities & 690V AC application please contact the nearest branch office
Add a Suffix "OOOO" for all the above mentioned cat. nos.
C-POWER 3 & 4 Pole Manual Fixed ACBs
Microprocessor Based SR18G Thermal-Magnetic DN1
Breaking
Capacity 3 Pole 4 Pole 3 Pole 4 Pole
Rating Version Type
Icu=Ics=Icw M.R.P. (`) M.R.P. (`) M.R.P. (`) M.R.P. (`)
(1 sec) Cat. No. Cat. No. Cat. No. Cat. No.
Per Unit Per Unit Per Unit Per Unit
800A 50kA
1000A 50kA
1250A 50kA * *
MF C
1600A 50kA
2000A 55kA SL97635 355500 # 461200 SL93005 352300 # 458000
2500A 60kA SL97636 391800 # 528000 SL93006 388600 # 524800
Note: For higher breaking capacities & 690V AC application please contact the nearest branch office
Add a Suffix "OOOO" for all the above mentioned cat. nos.
M.R.P. changes for product customization w.r.t. SR18G M.R.P. M.R.P. (`)
Per Unit
Bus-Coupler (w/o protection) Reduce 8400
Microprocessor based SR18G+D (LSING + Current Metering) Add 22600
Microprocessor based SR18Gi+D (LSING + Current metering + ZSI) Add 29900
C-POWER Draw-Out ACBs will have inbuilt - 6NO+6NC Aux contact, Safety shutter assembly, Racking handle, Door sealing frame, Push-button cover & Rating
Error preventor. Option of horizontal & vertical termination upto 4000A also available. Operation counter for 4000A & above.
EDO version includes 240V AC Shunt trip coil, Closing coil and Motor for electrical charging.
C-POWER Fixed ACBs will have inbuilt - 6NO+6NC Aux contact, Door sealing frame & Push-button cover. Operation counter for 4000A & above.
Note: 1 NO Aux contact in manual version & 2NO+2NC in electrical version breakers will be pre-wired with accessories mounted in breaker.
In electrically operated breaker with DN1 release, either earth fault or undervoltage protection can be used.
Note: Electrical Fixed type breakers are available on request.
# Available on "Made to order" basis. * Available on request
Lauritz Knudsen, 15.08.2026 83PDF page 91 Accessories of C-POWER Air Circuit Breakers
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Accessories of C-POWER Air Circuit Breakers
Accessories (Common for C-POWER Family)
LTPB LIP Shunt Release UV Release
M.R.P. M.R.P.
Description Cat. No. (`) Description Cat. No. (`)
Per Unit Per Unit
Lockable Trip Push Button (LTPB) [8301] Shunt Release (SR) [8538]
Type AA SL93148OOOA 8260 Type EA : 24/48V DC SL92718O4OO 5300
Type BB SL93148OOOB 8260 Type EA : 110V DC SL92718O1OO 5300
Type CC SL93148OOOC 8260 Type EA : 220V DC SL92718O2OO 5300
Type DD SL93148OOOD 8260 Type EA1 : 110V AC SL92718OAOO 5300
Lockable Trip Push Button kit (3 I/C & 2 B/C) SL91936OOOO 41400 Type EA1 : 240V AC SL92718OBOO 5300
Locking of ACB in Isolated position (LIP) [8301] Type EA1 : 415V AC SL92718ODOO 5300
Type A SL93146OOOA 8260 Under Voltage Release (UVR) [8538]
Type B SL93146OOOB 8260 Type MV : 24V DC ST36877OOOO 9310
Type C SL93146OOOC 8260 Type MV : 240V AC SL92720BOOO 9310
Type D SL93146OOOD 8260 Type MV : 415V AC SL92720DOOO 9310
Locking of ACB in Any position (LAP) [8301] Earth Fault Release ( for DN1) [8538]
Type A SL93147OOOA 8260 Type EF1 (10%, 20% In ) SL91340OOOO 8230
Type B SL93147OOOB 8260 Type EF2 (30%, 40%, 50% In) SL91341OOOO 8230
Type C SL93147OOOC 8260 Remote Fault Indication [8538]
Type D SL93147OOOD 8260 AN1 Remote Annunciation Module for
SL94654OOOO 20000
Racking Interlock [8301] SR18G/SR18G+D/SR18Gi+D : 240V AC
Type AA SL93149OOOA 11300 Microswitches for Indication [8536]
Type BB SL93149OOOB 11300 Microswitch for Voltmetric Releases (2) each SL92703OOOO 5110
Type CC SL93149OOOC 11300 Microswitch for Common Indication of O/L &
SL92704OOOO 5110
Type DD SL93149OOOD 11300 S/C (3) each
Padlock [8301] Microswitch for Separate Indication of O/L &
SL92705OOOO 8540
Racking Padlock Assembly CL90025OOOO 3840 S/C (3) each (for DN1 release)
Other Accessories [8538] Service Position Microswitch - Right (2) SL93142OOOO 3450
Door Interlock SL93150OOOO 6050 Service Position Microswitch - Left (2) SL93143OOOO 3450
Mechanical Operation Counter* XM80837OOOO 6000 Test or Isolated Position Microswitch - Right (2) SL93144OOOO 3450
Mounting Kit for Front Mounted Counter SL95882OOOO 2120 Test or Isolated Position Microswitch - Left (2) SL93145OOOO 3450
Spring Charge Indication Microswitch SL96000OOOO 4800
Note:
* For mounting the Operation counter, mounting kit “SL95882OOOO” needs to be a. The Numerical in brackets, against various accessories indicate the SICs
ordered separately. Operation Counter inbuilt for rating 4000A to 6300A. required for wiring purpose in Draw-Out breakers
b. Shunt release requires one set of auxiliary contacts
c. Maximum 24 SICs can be fitted on an ACB. In Electrical ACBs 5 SICs are
prewired for control circuit purpose
Vertical Terminal Adaptor
M.R.P. Std. Features
Description & Rating Cat. No. (`) Pkg. › Remote Status & Control of ACB
Per Unit (Nos.)
› Communicates on MODBUS Protocol
Vertical Terminal Adaptors for Draw out C-POWER ACB [8538] › Inbuilt RS485 Port
400-1250 S1/800-1000 C SL93281OOOO 10300 1
1600-2000 S1/1250-1600 C/800-1600 H SL93282OOOO 12500 1 M.R.P. Std.
Description Cat. No. (`) Pkg.
2000 C SL93284OOOO 18500 1 Per Unit (Nos.)
2000 H/2500 C/H SL93285OOOO 19300 1 UN-CO module for Breaker control CL90852OOOO** 24300 1
2500 S1 SL93289OOOO 19300 1 **Available till stock last
3200 S1 SL93286OOOO 23800 1
3200H2/H1, 4000H2/H SL93288OOOO 57500 1
Lauritz Knudsen, 15.08.2026 84PDF page 92 Spares of C-POWER Air Circuit Breakers
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Spares of C-POWER Air Circuit Breakers
Protection Releases M.R.P.
Description Cat. No. (`)
Per Unit
Protection Releases [8538]
Microprocessor based type SR18Gi+D SL94813OOOO 98400
Microprocessor based type SR18G+D SL94812OOOO 91100
Microprocessor based type SR18G SL96030OOOO 68500
Thermal-Magnetic Release type DN1 SL93152OOOO 65300
Universal Test Kit CL90462OOOO 140200
SR18G SR18G+D Universal Test Kit
Compatible with following Lauritz Knudsen Protection Releases
› SR protection releases of C-Power ACB family
› UNRS protection releases of U-Power ACB family
› MTX and RC releases of D-Sine MCCB family
Retrofit kit solutions are available
For further details please contact the nearest branch office
M.R.P. Std.
Description Cat. No. (`) Pkg.
Per Unit (Nos.)
CTs for SR18G / SR18G+D / SR18Gi+D [8504]
400 S1 Fix & Draw-out SL01523OOOO 11400 1
SR18Gi+D 630 S1 Fix & Draw-out ST37495OOOO 11400 1
800 C/H/S1 Fix & Draw-out SL01857OOOO 11400 1
1000 C/H/S1 Fix & Draw-out SL01858OOOO 11400 1
1250 C/H/S1 Fix & Draw-out SL90571OOOO 13900 1
1600 C/H/S1 Fix & Draw-out SL90572OOOO 13900 1
2000 C/H Fix & Draw-out SL90565OOOO 15200 1
2000 S1 Draw-out SL93210OOOO 15200 1
2500 C/H Fix & Draw-out
SL90566OOOO 15200 1
2500 S1 Draw-out
3200 H2/H1 Draw-out SL01740OOOO 17600 1
4000 H2/H Draw-out SL01739OOOO 20900 1
For External Neutral C.T.s please use the above Cat. No.
CT
Lauritz Knudsen Electrical & Automations HE range of Air Circuit Breakers (ACBs) and Switch-Disconnector-Fuse (S-D-F) are designed to
ensure that they operate at peak efficiency for their entire lifespan in harsh, Sulphur-rich Harsh corrosive environments.
For more details please Customer Interaction Center (CIC)
scan the QR code or click here Phone no: 022-6932 7800
Web: www.LK-EA.com | e-mail: CIC@LK-EA.com
Lauritz Knudsen, 15.08.2026 85No matching text found. Try a shorter model code or check the original PDF, including illustrated pages.
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