L&T ACB
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L&T ACB Supplier
Narayani Electric Co. has been in the business as L&T ACB Supplier in Kolkata, West Bengal, Bihar, Odisha, Jharkhand, Chattishgarh Assam & all over India for over two decades. The company offers a wide range of C power ACB that are designed to protect industrial motors from damage and malfunction. Their solutions include motor overload protection, temperature protection, and vibration protection.
The L&T ACB supplier by Narayani Electric Co. are designed to protect the motor from excessive load, which can cause the Circuit Breakers to overheat and malfunction. The L&T ACB offered by the company protect the Air from high temperatures, which can lead to damage and malfunction. Finally, the vibration protection solutions offered by the company protect the Circuit Breakers from excessive vibration, which can cause the Breakers to malfunction.
Range of L&T ACB
- 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 – 0/1G/1Gi/1.5G/1.5Gi, MTX3.5/3.5EC/3.5H & MTX4.5
- Unique O-LED display for metering
- Touch screen technology in UW-MTX4.5
- Unique withdrawable Communication & Power metering modules
- Dual protection curve settings & Password protection
- Soft-rating plug for precise protection at lower load currents
- Provision for on-load self-diagnosis of Releases & modules
- Data communication on Modbus, 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:
At 415V/440V AC (Please refer Catalogue for Breaking Capacities above 440V AC)
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/3.5/3.5EC/3.5H/4.5), 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.
- For ratings upto 1600A, one side vertical terminal adaptors (Bottom) for Frame 1, 2 &
- For ratings 2000A & above, both side vertical terminal adaptors (Top & Bottom) for Frames 1, 2 &
- For rating 4000A and above operation counter inbuilt for Frames 2 & 3
Fixed Version
Omega ACBs with UW-MTX release will have inbuilt-
Current Metering (1.5G/1.5Gi/3.5/3.5EC/3.5H/4.5), Common Fault Indication microswitch, 4NO+4NC Aux. contacts, Door sealing frame & Pad-locking arrangement for ON/OFF push button.
- For ratings upto 1600A, one side vertical terminal adaptors (Bottom) for Frames 1, 2 &
- For ratings 2000A & above, both side vertical terminal adaptors (Top & Bottom) for Frames 1, 2 &
- For ratings 4000A & above, operation counter inbuilt for Frames 2 & 3
Electrically operated ACB includes ECD, CR & SR as per selection of above mentioned control voltage options.
3 Pole ACBs upto 690V AC with UW-MTX1G (LSING - BCD Switches)
| Current Rating | Version | 3 Pole Manual Draw-out ACB with UW-MTX1G | |||||||
| N (50kA @ 415 AC) | S (65kA @ 415 AC) | H (80kA @ 415 AC) | V (100kA @ 415 AC) | ||||||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit | ||
| 800A | MDO | UW108NXD01800 | UW108SXD01800 | UW108HXD01800 | UW308VXD01800 | ||||
| 1000A | UW110NXD01800 | UW110SXD01800 | UW110HXD01800 | UW310VXD01800 | |||||
| 1250A | UW112NXD01800 | UW112SXD01800 | UW112HXD01800 | UW312VXD01800 | |||||
| 1600A | UW116NXD01800 | UW116SXD01800 | UW116HXD01800 | UW316VXD01800 | |||||
| 2000A | UW120NXD01800 | UW120SXD01800 | UW120HXD01800 | UW320VXD01800 | |||||
| 2500A | UW225NXD01800 | UW225SXD01800 | UW225HXD01800 | UW325VXD01800 | |||||
| 3200A | UW232NXD01800 | 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 | MF | UW108NXF01800 | UW108SXF01800 | UW108HXF01800 | UW308VXF01800 | ||||
| 1000A | UW110NXF01800 | UW110SXF01800 | UW110HXF01800 | UW310VXF01800 | |||||
| 1250A | UW112NXF01800 | UW112SXF01800 | UW112HXF01800 | UW312VXF01800 | |||||
| 1600A | UW116NXF01800 | UW116SXF01800 | UW116HXF01800 | UW316VXF01800 | |||||
| 2000A | UW120NXF01800 | UW120SXF01800 | UW120HXF01800 | UW320VXF01800 | |||||
| 2500A | UW225NXF01800 | UW225SXF01800 | UW225HXF01800 | UW325VXF01800 | |||||
| 3200A | UW232NXF01800 | UW232SXF01800 | UW232HXF01800 | UW332VXF01800 | |||||
| 4000A | – | – | UW240SXF01800 | UW240HXF01800 | UW340VXF01800 | ||||
| 4000A | – | – | – | – | UW340HXF01800 | UW340VXF01800 | |||
| 5000A | – | – | – | – | UW350HXF01800 | UW350VXF01800 | |||
| 6300A | – | – | – | – | UW363HXF01800 | UW363VXF01800 | |||
| M.R.P. changes for product customization |
| MDO to EDO or MF to EF Conversion kit (ECD + CR + SR) |
| 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 + UW-PS Module) |
| UW-PS (Auxiliary power supply module for display in No-load or OFF condition)$ |
| COM Module (MODBUS) for communication$ |
| PM Module for power metering$ |
4 Pole ACBs upto 690V with UW-MTX1G (LSING - BCD Switches)
| Current Rating | Version | 4 Pole Manual Draw-out ACB with UW-MTX1G | |||||||
| N (50kA @ 415 AC) | S (65kA @ 415 AC) | H (80kA @ 415 AC) | V (100kA @ 415 AC) | ||||||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit | Cat. No. | |||
| 800A | MDO | UW108NFD01800 | UW108SFD01800 | UW108HFD01800 | UW308VFD01800 | ||||
| 1000A | UW110NFD01800 | UW110SFD01800 | UW110HFD01800 | UW310VFD01800 | |||||
| 1250A | UW112NFD01800 | UW112SFD01800 | UW112HFD01800 | UW312VFD01800 | |||||
| 1600A | UW116NFD01800 | UW116SFD01800 | UW116HFD01800 | UW316VFD01800 | |||||
| 2000A | UW120NFD01800 | UW120SFD01800 | UW120HFD01800 | UW320VFD01800 | |||||
| 2500A | UW225NFD01800 | UW225SFD01800 | UW225HFD01800 | UW325VFD01800 | |||||
| 3200A | UW232NFD01800 | 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 | MF | UW108NFF01800 | UW108SFF01800 | UW108HFF01800 | UW308VFF01800 | ||||
| 1000A | UW110NFF01800 | UW110SFF01800 | UW110HFF01800 | UW310VFF01800 | |||||
| 1250A | UW112NFF01800 | UW112SFF01800 | UW112HFF01800 | UW312VFF01800 | |||||
| 1600A | UW116NFF01800 | UW116SFF01800 | UW116HFF01800 | UW316VFF01800 | |||||
| 2000A | UW120NFF01800 | UW120SFF01800 | UW120HFF01800 | UW320VFF01800 | |||||
| 2500A | UW225NFF01800 | UW225SFF01800 | UW225HFF01800 | UW325VFF01800 | |||||
| 3200A | UW232NFF01800 | UW232SFF01800 | UW232HFF01800 | UW332VFF01800 | |||||
| 4000A | – | – | UW240SFF01800 | UW240HFF01800 | UW340VFF01800 | ||||
| 4000A | – | – | – | – | UW340HFF01800 | UW340VFF01800 | |||
| 5000A | – | – | – | – | UW350HFF01800 | UW350VFF01800 | |||
| 6300A | – | – | – | – | UW363HFF01800 | UW363VFF01800 | |||
Accessories of Air Circuit Breakers
Terminal Adaptor configuration upto 690V AC
Draw-out ACBs Terminal Adaptors
| Description | Cat. No. | |
| Terminal Adaptor for Draw-out Omega ACBs | ||
| Frame-1 400-2000A N/S/H (Vertical / Horizontal) | CL60963OOOO | |
| Frame-1 2500A S/H (Vertical) | CL60964OOOO | |
| Frame-2 400-3200A N/S/H (Vertical / Horizontal) | ||
| Frame-2 4000A S/H (Vertical) | CL60420OOOO | |
| Frame-2 4000A S/H (Horizontal) | CL60316OOOO | |
| Frame-3 400-4000A H/V (Vertical) # | CL60128OOOO | |
| Frame-3 400-4000A H/V (Horizontal-Long) | CL60073OOOO | |
| Frame-3 5000A H/V (Horizontal-Long) | CL60966OOOO | |
| Frame-3 5000A H/V (Vertical)# | CL60067OOOO | |
| Frame-3 6300A H/V (Vertical) # | CL60965OOOO | |
Fix ACBs Terminal Adaptors
| Description | Cat. No. |
| Terminal Adaptor for Fixed Omega ACBs | |
| Frame-1 400-2000A N/S (Vertical / Horizontal) | CL60967OOOO |
| Frame-1 400-2000A H (Vertical / Horizontal) | CL60968OOOO |
| Frame-1 2500A S/H (Vertical) | CL60976OOOO |
| Frame-2 400-2500A N/S (Vertical / Horizontal) | CL60122OOOO |
| Frame-2 400-3200A H, 3200A N/S (Vertical / Horizontal) | CL60977OOOO |
| Frame-2 4000A S/H (Vertical) | CL60417OOOO |
| Frame-3 400-4000A H/V (Vertical)# | CL60418OOOO |
| Frame-3 5000A H/V (Vertical)# | CL60347OOOO |
| Frame-3 400-5000A H/V (Horizontal-Long) | CL60373OOOO |
800V AC ACBs with UW-MTX1G (LSING - BCD Switches)
| 800V AC Manual Fix/Draw-out ACB with UW-MTX1G | ||||||||||
| Current Rating | Frame | Breaking Capacity @ 800V AC | 3P | 4P | ||||||
| Fix | Draw-out | Fix | Draw-out | |||||||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit | Cat. No. | ||||
| 800A | 1 | 50kA | UW108NXF0180ZM | UW108NXD0180ZM | UW108NFF0180ZM | UW108NFD0180ZM | ||||
| 1000A | UW110NXF0180ZM | UW110NXD0180ZM | UW110NFF0180ZM | UW110NFD0180ZM | ||||||
| 1250A | UW112NXF0180ZM | UW112NXD0180ZM | UW112NFF0180ZM | UW112NFD0180ZM | ||||||
| 1600A | UW116NXF0180ZM | UW116NXD0180ZM | UW116NFF0180ZM | UW116NFD0180ZM | ||||||
| 2000A | UW120NXF0180ZM | UW120NXD0180ZM | UW120NFF0180ZM | UW120NFD0180ZM | ||||||
| 2000A | 2 | 50kA | UW220NXF0180ZM | UW220NXD0180ZM | UW220NFF0180ZM | UW220NFD0180ZM | ||||
| 2500A | UW225NXF0180ZM | UW225NXD0180ZM | UW225NFF0180ZM | UW225NFD0180ZM | ||||||
| 3200A | UW232NXF0180ZM | UW232NXD0180ZM | UW232NFF0180ZM | UW232NFD0180ZM | ||||||
| 4000A | – | UW240NXD0180ZM | – | UW240NFD0180ZM | ||||||
| 3200A | 3 | 50kA | UW332NXF0180ZM | UW332NXD0180ZM | UW332NFF0180ZM | UW332NFD0180ZM | ||||
| 4000A | UW340NXF0180ZM | UW340NXD0180ZM | UW340NFF0180ZM | UW340NFD0180ZM | ||||||
| 5000A | UW350NXF0180ZM | UW350NXD0180ZM | UW350NFF0180ZM | UW350NFD0180ZM | ||||||
| 3200A | 3 | 65kA | UW332SXF0180ZM | UW332SXD0180ZM | UW332SFF0180ZM | UW332SFD0180ZM | ||||
| 4000A | UW340SXF0180ZM | UW340SXD0180ZM | UW340SFF0180ZM | UW340SFD0180ZM | ||||||
| 5000A | UW350SXF0180ZM | UW350SXD0180ZM | UW350SFF0180ZM | UW350SFD0180ZM | ||||||
| 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 | |
| UW-PS (Auxiliary power supply module for display in No-load or OFF condition) |
Terminal Adaptors for 800V ACBs
| Current Rating | Frame | Fix | Draw-out | ||||
| Cat. No. | M.R.P. (`) Per Unit | Qty (3P/4P) | Cat. No. | M.R.P. (`) Per Unit | Qty (3P/4P) | ||
| 630A | 1 | CL60967OOOO | (6/8) | CL60963OOOO | (6/8) | ||
| 800A | CL60967OOOO | (6/8) | CL60963OOOO | (6/8) | |||
| 1000A | CL60967OOOO | (6/8) | CL60963OOOO | (6/8) | |||
| 1250A | CL60967OOOO | (6/8) | CL60963OOOO | (6/8) | |||
| 1600A | CL60967OOOO | (6/8) | CL60963OOOO | (6/8) | |||
| 2000A | CL60122OOOO | (6/8) | CL60964OOOO | (6/8) | |||
| 2000A | 2 | CL60977OOOO | (6/8) | CL60964OOOO | (6/8) | ||
| 2500A | CL60318OOOO | (6/8) | CL60964OOOO | (6/8) | |||
| 3200A | CL60417OOOO | (6/8) | CL60419OOOO | (6/8) | |||
| 4000A | – | – | CL60420OOOO | (6/8) | |||
| 3200A | 3 | CL60418OOOO | (12/16) | CL60128OOOO | (12/16) | ||
| 4000A | CL60418OOOO | (12/16) | CL60067OOOO | (12/16) | |||
| 5000A | CL60347OOOO | (12/16) | CL60965OOOO | (12/16) | |||
Draw-out ACBs Terminal Adaptors
Fix ACBs Terminal Adaptors
Phase-Barriers for 800V AC Fix ACBs
| Cat. No. | Type | Pole | M.R.P. (`) Per Unit | Qty. per ACB |
| CL91258OOOO | Fix | 3P | * | 2 |
| CL91259OOOO | Fix | 4P | 2 |
Accessories of Air Circuit Breakers
Operation Counter
Door Interlock
| Description | Cat. No. | |
| Other Accessories [8538] | ||
| Operation Counter | CL90983OOOO# | |
| Door Interlock | CL90978OOOO | |
| Electrical Position Indication (EPI) | CL95826OOOO | |
| Microswitches for Indication [8536] | ||
| Microswitch for Common Fault Indication (CFI) | CL90949OOOO | |
| Microswitch for Ready To Close Indication (RTC) | CL90953OOOO^ | |
| Microswitch for Shunt Release | CL90951OOOO | |
| Microswitch for Undervoltage Release | CL90947OOOO | |
| Microswitch for Spring Charging Indication | ST42672OOOO | |
Closing Release
Shunt Release
UV Release
| Description | Cat. No. | M.R.P. (`) Per Unit |
| Electrical Charging Device (ECD) [8501] | ||
| 24-30V DC | CL90362OOOO | * |
| 48/60V DC | CL90363OOOO | |
| 110V AC / 110-125V DC | CL90360OOOO | |
| 220V AC / 200V DC | CL90364OOOO | |
| 240V AC / 250V DC | CL90359OOOO | |
| 415V AC / 400V DC | CL90361OOOO | |
| Closing Release (CR) [8538] | ||
| 24-30V DC | CL908174OOO | * |
| 48/60V DC | CL908175OOO | |
| 110V AC / 110V DC | CL90817AOOO | |
| 125/127V DC | CL908171OOO | |
| 220 – 240V AC / 220 – 250V DC | CL90817BOOO | |
| 415V AC | CL90817DOOO | |
| Shunt Release (SR) [8538] | ||
| 24-30V DC | CL90816O4OO | * |
| 48/60V DC | CL90816O5OO | |
| 110V AC / 110V DC | CL90816OAOO | |
| 125/127V DC | CL90816O1OO | |
| 220 – 240V AC / 220 – 250V DC | CL90816OBOO | |
| 415V AC | CL90816ODOO | |
| Under Voltage Release (UVR) with time delay (0-1-3-5 sec) [8538] | ||
| 24-30V DC | CL908184OOO | * |
| 48V DC | CL908185OOO | |
| 110V AC / 110V DC | CL90818AOOO | |
| 240V AC / 220V DC | CL90818BOOO | |
| 415V AC | CL90818DOOO | |
R-Lock
C-Lock
| Description | Cat. No. | |
| Mechanical Interlock using Key & Lock$ | ||
| R – Lock Type – 1 | CL00659OOOO | |
| R – Lock Type – 2 | CL00660OOOO | |
| R – Lock Type – 3 | CL00661OOOO | |
| R – Lock Type – 12 | CL00662OOOO | |
| R – Lock Type – 23 | CL00663OOOO | |
| Locking arrangement for OFF button with R – Lock (on breaker) | CL90815OOOO | |
| Locking arrangement for ISO position with R – Lock (on Cradle) | CL90865OOOO | |
| Locking arrangement for ANY position with R – Lock (on Cradle) | CL90927OOOO | |
| C – Lock Type – S | CL00664OOOO | |
| C – Lock Type – T | CL00665OOOO | |
| C – Lock Type – ST | CL00666OOOO | |
| C – Lock Type – SS | CL00667OOOO | |
| C – Lock Type – TT | CL00668OOOO | |
| Locking arrangement for OFF button with C – Lock (on breaker) | CL90814OOOO | |
| Locking arrangement for ISO position for C – Lock (on Cradle) | CL90982OOOO | |
| Locking arrangement for ANY position with C – Lock (on Cradle) | CL90981OOOO | |
NCT
| Description | Cat. No. | M.R.P. (`) Per Unit |
| External Neutral CT for UW-MTX Releases [8504] | ||
| Frame-1, 2 & 3 400-800A | CL00717OOOO | * |
| Frame-1, 2 & 3 1000-1600A | CL00718OOOO | |
| Frame-1 2000-2500A | CL00719OOOO | |
| Frame-2 & 3 2000-4000A | CL00720OOOO | |
| Frame-3 5000-6300A | CL00721OOOO | |
Automatic Transfer Controllers (ATC)
AuXC-2000 Controller
| Type | Cat. No. | M.R.P. (`) Per Unit | Std. Pkg. (Nos.) |
| AuXC-2000 controller | ATC2000OOOO | 30100 | 1 |
Mechanical Interlock using Bowden Cable
| Description | Cat. No. | ||
| Mechanical Interlock using Bowden Cable (5 meters length) | |||
| Between 2 Incomers | CL90663OOOO | ||
| Between 3 Incomers | CL90664OOOO | ||
| Between 2 Incomers & 1 Standby | CL90665OOOO | ||
| Between 2 Incomers & 1 Buscoupler | CL90666OOOO | ||
| Mechanical Interlock using Bowden Cable (3 meters length) | |||
| Between 2 Incomers | CL90659OOOO | ||
| Between 3 Incomers | CL90660OOOO | ||
| Between 2 Incomers & 1 Standby | CL90661OOOO | ||
| Between 2 Incomers & 1 Buscoupler | CL90662OOOO | ||
| Mechanical Interlock using Bowden Cable (2 meters length) | |||
| Between 2 Incomers | CL90810OOOO | ||
| Between 3 Incomers | CL90811OOOO | ||
| Between 2 Incomers & 1 Standby | CL90812OOOO | ||
| Between 2 Incomers & 1 Buscoupler | CL90813OOOO | ||
MODBUS Module
Power Metering Module
| Description | Cat. No. | |
| MATRIX Releases & Modules [8538] | ||
| UW-MTX1.0 | CL91966OOOO | |
| UW-MTX1G | CL91971OOOO | |
| UW-MTX1Gi | CL90562OOOO | |
| UW-MTX1.5G | CL91965OOOO | |
| UW-MTX1.5Gi | CL90552OOOO | |
| UW-MTX3.5 | CL90645OOOO | |
| UW-MTX3.5EC | CL90644OOOO | |
| UW-MTX3.5H | CL90646OOOO | |
| UW-MTX4.5 | CL90647OOOO | |
| Power supply module | CL90722OOOO | |
| Relay Module | CL90716OOOO | |
| MODBUS Module | CL90709OOOO | |
| Profibus Module | CL90295OOOO | |
| Matrix Smart Card Module | CL90705OOOO | |
| Power Metering Module (415V) | CL90649OOOO | |
| Power Metering Module (690V) | CL90685OOOO | |
| ZSI Module | CL90718OOOO | |
| TCS Module | CL90719OOOO | |
| EL Module | CL90720OOOO | |
| REF Module | CL90721OOOO | |
| Simulation Kit | CL90724OOOO | |
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 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
- Inbuilt thermal memory
- Protection Releases conform to EMI/EMC standards
- Breaker Status and Control through MODBUS protocol (UN-CO module)
- Conforms to IS/IEC 60947-2 & IEC 60947-2
- Current rating from 800A to 6300A
- 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 & SR71)
- Self diagnostic Microprocessor based Releases with on-load testing through TEST button
- Inbuilt thermal memory
- Protection Releases conform to EMI/EMC standards
- Data communication & Power Management
- Breaker Status and Control through MODBUS protocol (UN-CO module)
C-POWER Range of Air Circuit Breakers
C-POWER HE ACBs for Harsh Environment
- Designed to operate at peak efficiency in Sulphur-rich 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 of SO2 and H2S
Please contact the nearest branch office for Details & product Selection
C-POWER S1 3 & 4 Pole Draw-out ACBs
| Rating | Breaking Capacity Icu=Ics=Icw (1 sec) | Version |
| 630A | 50kA | MDO |
| EDO | ||
| 800A | 50kA | MDO |
| EDO | ||
| 1000A | 50kA | MDO |
| EDO | ||
| 1250A | 50kA | MDO |
| EDO | ||
| 1600A | 50kA | MDO |
| EDO | ||
| 2000A | 50kA | MDO |
| EDO | ||
| 2500A | 60kA | MDO |
| EDO |
| Microprocessor Based SR18G | |||
| 3 Pole | 4 Pole | ||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit |
| SL96041 | 186980 | SL96061 | 234640 |
| SL96051 | 233480 | SL96071 | 281140 |
| SL96042 | 186980 | SL96062 | 234640 |
| SL96052 | 233480 | SL96072 | 281140 |
| SL96043 | 194470 | SL96063 | 245750 |
| SL96053 | 240970 | SL96073 | 292250 |
| SL96044 | 214530 | SL96064 | 270720 |
| SL96054 | 261030 | SL96074 | 317220 |
| SL96045 | 243990 | SL96065 | 300070 |
| SL96055 | 290490 | SL96075 | 346570 |
| SL96046 | 286590 | SL96066 | 352020 |
| SL96056 | 333090 | SL96076 | 398520 |
| SL96047 | 354290 | SL96067 | 426940 |
| SL96057 | 400790 | SL96077 | 473440 |
| Thermal-Magnetic DN1 | |||
| 3 Pole | 4 Pole | ||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit |
| SL95331 | 181480 | SL95351 | 229140 |
| SL95341 | 227980 | SL95361 | 275640 |
| SL95332 | 181480 | SL95352 | 229140 |
| SL95342 | 227980 | SL95362 | 275640 |
| SL95333 | 188970 | SL95353 | 240250 |
| SL95343 | 235470 | SL95363 | 286750 |
| SL95334 | 209030 | SL95354 | 265220 |
| SL95344 | 255530 | SL95364 | 311720 |
| SL95335 | 238490 | SL95355 | 294570 |
| SL95345 | 284990 | SL95365 | 341070 |
| SL95336 | 281090 | SL95356 | 346520 |
| SL95346 | 327590 | SL95366 | 393020 |
| SL95337 | 348790 | SL95357 | 421440 |
| SL95347 | 395290 | SL95367 | 467940 |
C-POWER S1 3 & 4 Pole Fixed ACBs
| Rating | Breaking Capacity Icu=Ics=Icw (1 sec) | Version |
| 630A | 50kA | MF |
| EF | ||
| 800A | 50kA | MF |
| EF | ||
| 1000A | 50kA | MF |
| EF | ||
| 1250A | 50kA | MF |
| EF | ||
| 1600A | 50kA | MF |
| EF |
| Microprocessor Based SR18G | |||
| 3 Pole | 4 Pole | ||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit |
| SL95561 | 116600 | SL95581 | 148550 |
| SL95571 | 163100 | SL95591 | 195050 |
| SL95562 | 116600 | SL95582 | 148550 |
| SL95572 | 163100 | SL95592 | 195050 |
| SL95563 | 127340 | SL95583 | 160610 |
| SL95573 | 173840 | SL95593 | 207110 |
| SL95564 | 146620 | SL95584 | 183290 |
| SL95574 | 193120 | SL95594 | 229790 |
| SL95565 | 162650 | SL95585 | 209080 |
| SL95575 | 209150 | SL95595 | 255580 |
| Thermal-Magnetic DN1 | |||
| 3 Pole | 4 Pole | ||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit |
| SL95481 | 111100 | SL95501 | 143050 |
| SL95491 | 157600 | SL95511 | 189550 |
| SL95482 | 111100 | SL95502 | 143050 |
| SL95492 | 157600 | SL95512 | 189550 |
| SL95483 | 121840 | SL95503 | 155110 |
| SL95493 | 168340 | SL95513 | 201610 |
| SL95484 | 141120 | SL95504 | 177790 |
| SL95494 | 187620 | SL95514 | 224290 |
| SL95485 | 157150 | SL95505 | 203580 |
| SL95495 | 203650 | SL95515 | 250080 |
| 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 | 14200 |
| Microprocessor based SR18G+D (LSING + Current Metering) | Add | 13000 |
| Microprocessor based SR18Gi+D (LSING + Current metering + ZSI) | Add | 14500 |
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.
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.
CN-CS…E Range 3 Pole Manual Fixed
| Rating | Breaking Capacity Icu=Ics=Icw (1 sec) | Version |
| 400A | 50kA | 3P MF |
| 630A | 50kA | 3P MF |
| 800A | 50kA | 3P MF |
| 1000A | 50kA | 3P MF |
| 1250A | 50kA | 3P MF |
| 1600A | 50kA | 3P MF |
| 2000A | 50kA | 3P MF |
| Thermal-Magnetic Release Type DN1 | |
| Cat. No. | M.R.P. (`) Per Unit |
| SL95721OOOO | 76570 |
| SL95722OOOO | 77250 |
| SL95723OOOO | 81750 |
| SL95724OOOO | 83850 |
| SL95725OOOO | 109840 |
| SL95726OOOO | 115650 |
| SL93297OOOO | 132710 |
C-POWER 3 & 4 Pole Draw-out ACBs
| Rating | Breaking Capacity Icu=Ics=Icw (1 sec) | Version | Type |
| 800A | 65kA | MDO | H |
| EDO | H | ||
| 1000A | 65kA | MDO | H |
| EDO | H | ||
| 1250A | 65kA | MDO | H |
| EDO | H | ||
| 1600A | 65kA | MDO | H |
| EDO | H | ||
| 2000A | 75kA | MDO | H |
| EDO | H | ||
| 2500A | 75kA | MDO | H |
| EDO | H | ||
| 3200A | 75kA | MDO | H2 |
| EDO | H2 | ||
| 4000A | 75kA | MDO | H2 |
| EDO | H2 | ||
| 5000A | 95kA | MDO/EDO | C |
| 6300A | 95kA | MDO/EDO | C |
| Microprocessor Based SR18G | |||
| 3 Pole | 4 Pole | ||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit |
| SL95311 | 306020 | # | 396500 |
| SL95321 | 352520 | # | 443000 |
| SL95312 | 311570 | # | 421400 |
| SL95322 | 358070 | # | 467900 |
| SL95313 | 340700 | # | 451870 |
| SL95323 | 387200 | # | 498370 |
| SL95314 | 383410 | # | 497480 |
| SL95324 | 429910 | # | 543980 |
| SL95315 | 431890 | # | 527710 |
| SL95325 | 478390 | # | 574210 |
| SL95316 | 440960 | # | 532030 |
| SL95326 | 487460 | # | 578530 |
| SL94822 | 447610 | SL94826 | 549380 |
| SL94824 | 494110 | SL94828 | 595880 |
| SL94823 | 518210 | SL94827 | 672170 |
| SL94825 | 564710 | SL94829 | 718670 |
| # | * | # | * |
| # | * | # | * |
| Thermal-Magnetic DN1 | |||
| 3 Pole | 4 Pole | ||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit |
| # | 300520 | # | 391000 |
| # | 347020 | # | 437500 |
| # | 306070 | # | 415900 |
| # | 352570 | # | 462400 |
| # | 335200 | # | 446370 |
| # | 381700 | # | 492870 |
| # | 377910 | # | 491980 |
| # | 424410 | # | 538480 |
| # | 426390 | # | 522210 |
| # | 472890 | # | 568710 |
| # | 435460 | # | 526530 |
| # | 481960 | # | 573030 |
| SL94814 | 442110 | SL94818 | 543880 |
| SL94816 | 488610 | SL94820 | 590380 |
| SL94815 | 512710 | SL94819 | 666670 |
| SL94817 | 559210 | SL94821 | 713170 |
| # | * | # | * |
| # | * | # | * |
C-POWER 3 & 4 Pole Manual Fixed ACBs
| Rating | Breaking Capacity Icu=Ics=Icw (1 sec) | Version | Type |
| 800A | 50kA | MF | C |
| 1000A | 50kA | ||
| 1250A | 50kA | ||
| 1600A | 50kA | ||
| 2000A | 55kA | ||
| 2500A | 60kA |
| Microprocessor Based SR18G | |||
| 3 Pole | 4 Pole | ||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit |
| * | |||
| SL97635 | 214450 | # | 278170 |
| SL97636 | 236300 | # | 318560 |
| Thermal-Magnetic DN1 | |||
| 3 Pole | 4 Pole | ||
| Cat. No. | M.R.P. (`) Per Unit | Cat. No. | M.R.P. (`) Per Unit |
| * | |||
| SL93005 | 208950 | # | 272670 |
| SL93006 | 230800 | # | 313060 |
| 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 | 14200 |
| Microprocessor based SR18G+D (LSING + Current Metering) | Add | 13000 |
| Microprocessor based SR18Gi+D (LSING + Current metering + ZSI) | Add | 14500 |
| Microprocessor based SR71 (LSING + Current metering + Advance protection + PS Module) | Add | * |
| Communication Module (MODBUS) for SR71 release (SR71 – COM)$ | SL94698OOOO | |
| Power Metering Module for SR71 release (SR71 – PM)$ | SL94699OOOO |
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.
Accessories of C-POWER Air Circuit Breakers
Accessories (Common for C-POWER Family)
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.
AN1 Module
LTPB
LIP
| Description | Cat. No. | M.R.P. (`) Per Unit |
| Lockable Trip Push Button (LTPB) [8301] | ||
| Type AA | SL93148OOOA | 4360 |
| Type BB | SL93148OOOB | 4360 |
| Type CC | SL93148OOOC | 4360 |
| Type DD | SL93148OOOD | 4360 |
| Lockable Trip Push Button kit (3 I/C & 2 B/C) | SL91936OOOO | 21780 |
| Locking of ACB in Isolated position (LIP) [8301] | ||
| Type A | SL93146OOOA | 4360 |
| Type B | SL93146OOOB | 4360 |
| Type C | SL93146OOOC | 4360 |
| Type D | SL93146OOOD | 4360 |
| Locking of ACB in Any position (LAP) [8301] | ||
| Type A | SL93147OOOA | 4660 |
| Type B | SL93147OOOB | 4660 |
| Type C | SL93147OOOC | 4660 |
| Type D | SL93147OOOD | 4660 |
| Racking Interlock [8301] | ||
| Type AA | SL93149OOOA | 6010 |
| Type BB | SL93149OOOB | 6010 |
| Type CC | SL93149OOOC | 6010 |
| Type DD | SL93149OOOD | 6010 |
| Padlock [8301] | ||
| Racking Padlock Assembly | CL90025OOOO | 2040 |
| Other Accessories [8538] | ||
| Door Interlock | SL93150OOOO | 3200 |
| Mechanical Operation Counter* | XM80837OOOO | 3160 |
| Mounting Kit for Front Mounted Counter | SL95882OOOO | 1120 |
| Spring Charge Indication Microswitch | SL96000OOOO | 2540 |
Shunt Release
UV Release
| Description | Cat. No. | M.R.P. (`) Per Unit |
| Shunt Release (SR) [8538] | ||
| Type EA : 24/48V DC | SL92718O4OO | 3410 |
| Type EA : 110V DC | SL92718O1OO | 3410 |
| Type EA : 220V DC | SL92718O2OO | 3410 |
| Type EA1 : 110V AC | SL92718OAOO | 3410 |
| Type EA1 : 240V AC | SL92718OBOO | 3410 |
| Type EA1 : 415V AC | SL92718ODOO | 3410 |
| Under Voltage Release (UVR) [8538] | ||
| Type MV : 24V DC | ST36877OOOO | 4920 |
| Type MV : 240V AC | SL92720BOOO | 4920 |
| Type MV : 415V AC | SL92720DOOO | 4920 |
| Earth Fault Release ( for DN1) [8538] | ||
| Type EF1 (10%, 20% In ) | SL91340OOOO | 4350 |
| Type EF2 (30%, 40%, 50% In) | SL91341OOOO | 4350 |
| Remote Fault Indication [8538] | ||
| AN1 Remote Annunciation Module for SR18G/SR18G+D/SR18Gi+D : 240V AC | SL94654OOOO | 10560 |
| Microswitches for Indication [8536] | ||
| Microswitch for Voltmetric Releases (2) each | SL92703OOOO | 2700 |
| Microswitch for Common Indication of O/L & S/C (3) each | SL92704OOOO | 2700 |
| Microswitch for Separate Indication of O/L & S/C (3) each (for DN1 release) | SL92705OOOO | 4510 |
| Service Position Microswitch – Right (2) | SL93142OOOO | 1830 |
| Service Position Microswitch – Left (2) | SL93143OOOO | 1830 |
| Test or Isolated Position Microswitch – Right (2) | SL93144OOOO | 1830 |
| Test or Isolated Position Microswitch – Left (2) | SL93145OOOO | 1830 |
Vertical Terminal Adaptor
| Description & Rating | Cat. No. | M.R.P. (`) Per Unit | Std. Pkg. (Nos.) |
| Vertical Terminal Adaptors for Draw out C-POWER ACB [8538] | |||
| 400-1250 S1/800-1000 C | SL93281OOOO | 5440 | 1 |
| 1600-2000 S1/1250-1600 C/800-1600 H | SL93282OOOO | 6600 | 1 |
| 2000 C | SL93284OOOO | 9740 | 1 |
| 2000 H/2500 C/H | SL93285OOOO | 10180 | 1 |
| 2500 S1 | SL93289OOOO | 10180 | 1 |
| 3200 S1 | SL93286OOOO | 12530 | 1 |
| 3200H2/H1, 4000H2/H | SL93288OOOO | 30380 | 1 |
UN-CO module
Features
- Remote Status & Control of ACB
- Communicates on MODBUS Protocol
- Inbuilt RS485 Port
Spares of C-POWER Air Circuit Breakers
Protection Releases
SR71
SR18G+D/SR18Gi+D
SR18G
DN1
Universal Test Kit
| Description | Cat. No. | M.R.P. (`) Per Unit |
| Protection Releases [8538] | ||
| Microprocessor based type SR71 | On Request | |
| Microprocessor based type SR18Gi+D | SL94813OOOO | 55450 |
| Microprocessor based type SR18G+D | SL94812OOOO | 53950 |
| Microprocessor based type SR18G | SL96030OOOO | 40950 |
| Thermal-Magnetic Release type DN1 | SL93152OOOO | 35450 |
| Universal Test Kit | CL90462OOOO | 100320 |
Universal Test Kit
Compatible with following L&T 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
Upgrade to high end communicable Release SR71
Retrofit kit solutions are available
For further details please contact the nearest branch office
CT
| Description | Cat. No. | M.R.P. (`) Per Unit | Std. Pkg. (Nos.) |
| CTs for SR18G / SR18G+D / SR18Gi+D [8504] | |||
| 400 S1 Fix & Draw-out | SL01523OOOO | 6430 | 1 |
| 630 S1 Fix & Draw-out | ST37495OOOO | 6430 | 1 |
| 800 C/H/S1 Fix & Draw-out | SL01857OOOO | 6430 | 1 |
| 1000 C/H/S1 Fix & Draw-out | SL01858OOOO | 6430 | 1 |
| 1250 C/H/S1 Fix & Draw-out | SL90571OOOO | 7780 | 1 |
| 1600 C/H/S1 Fix & Draw-out | SL90572OOOO | 7780 | 1 |
| 2000 C/H Fix & Draw-out | SL90565OOOO | 8630 | 1 |
| 2000 S1 Draw-out | SL93210OOOO | 8630 | 1 |
| 2500 C/H Fix & Draw-out | SL90566OOOO | 8630 | 1 |
| 2500 S1 Draw-out | |||
| 3200 H2/H1 Draw-out | SL01740OOOO | 9920 | 1 |
| 4000 H2/H Draw-out | SL01739OOOO | 11900 | 1 |