We source directly from Eaton - 100% genuine, new-in-box certified parts.
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Eaton / Cutler-Hammer
1200A, 3P, breaker, electronic LSIG (OPTIM 550), HACR, UL
The Eaton ND312T56W is a Series C electronic molded case circuit breaker, built on the NG-frame, designed for heavy-duty protection. It provides 1200 A continuous current across three poles and features an OPTIM 550 LSIG electronic trip unit for long-time, short-time, instantaneous, and ground fault protection. Rated at 600 Vac, this breaker delivers interrupting capacities of 85 kAIC at 240 Vac and 50 kAIC at 480 Vac. Compact for its rating at 8.25 × 8.25 × 5.5 in and weighing 44 lb, it ships without terminals, supports 50/60 Hz systems, and is HACR rated for HVAC applications. UL Listed and backed by Eaton’s standard warranty, it ensures safe and flexible circuit protection for demanding industrial environments.
Country of Origin: DE
We source directly from Eaton - 100% genuine, new-in-box certified parts.
| Brand | Eaton |
|---|---|
| Series | Series C |
| Model | ND312T56W |
| Catalog Number | ND312T56W |
| Product Type | Electronic Molded Case Circuit Breaker |
| Frame Type | NG-frame |
| Circuit Breaker Type | ND |
| Trip Type | Electronic LSIG (OPTIM 550) |
| Amperage Rating | 1200 A |
| Number of Poles | 3 |
| Terminals | Without terminals |
| Dimensions (H × W × D) | 8.25 in × 8.25 in × 5.5 in |
| Weight | 44 lb |
| Voltage Rating | 600 Vac |
|---|---|
| Frequency Rating | 50/60 Hz |
| Interrupting Capacity | 85 kAIC at 240 Vac; 50 kAIC at 480 Vac |
| Certifications / Compliances | HACR Rated, UL Listed |
1 year from installation or 18 months from shipment (whichever comes first)
Doing business with KM Parts has been a game-changer for our company. Their vast inventory and prompt same-day shipping have significantly minimized our downtime. The team's expertise and willingness to go the extra mile have made them an invaluable partner in our industrial automation needs.
We only sell authorized Eaton/Moeller parts. No knock-offs, no used parts, all warrantied. As the largest authorized stocking USA distributor representing Eaton/Moeller, we’re here to help your company run smoothly, with the best parts available, at competitive pricing, and with minimal downtime.
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