L&T provides the 3Phase circuit breaker with AC3 rating of (250-320A) amperes. The general part number of the mccb (circuit breaker) is DN3-400D(250-320A) The ordering code for the same shall be CM94005OOQ1OG (250-320A) for 3 pole MCCB and CM94105OOQ1OG for 4 pole circuit breaker. This circuit breaker can be used for both 50Hz and 60Hz. The MCCB comes with a thermal magnetic release and belongs to DN3 frame size with 36ka breaking capacity.
The mccb is suitable for a load of (250-320A) in three phase under AC-3 utilization category. These circuit breakers are suitable for (250-320A) AC operation. The L&T (250-320A) DN3 series MCCB are IEC and UL certified and follow international norms.
Ordering Code | CM94005OOQ1OG(3P) /CM94105OOQ1OG(4P) |
Product Name | DN3-400D(250-320A) |
Brand Name | L&T |
Series | DSine DN3 |
Ampere (AC3) | (250-320A) |
Poles | 3/4 |
Breaking Capacity | 36ka |
Rated Operational Voltage | 690 V AC |
Operation | AC |
Type of Release | Thermal Magnetic Release |
Standards Applicable | UL,IEC60947-2, ISI |
L&T DN3-400D(250-320A) is used to protect an electrical circuit from damage if the current is more than (250-320A). Similar MCCBs can be found in other brands like Siemens, GE, BCH, Havells, Schneider, ABB etc.
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KMIC deals in all kinds of electrical goods including, but not limited to, switchgear – contactors, overload relays, circuit breaker, switches, fuses, changeovers etc, carbon brushes, electric motors, wires, and cables from all leading brands. We also export switchgear to 25+ countries including Saudi Arabia, Oman, Dubai, US, etc.
Generally, the required electrical goods are dispatched within 24-48 hours of receiving of the purchase order and are delivered by hand/cargo/courier/transport depending on the location.
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Please call us (at +91-9971138071) or write us back (at contactus@kmindustrialcorp.com) for feedback or any queries.
Click here to download the L&T Dsine DN0 MCCB catalog: L&T DSINE MCCBs (1035 downloads)