The Siemens HJD62B400 is a 400-amp, 2-pole, 600V High-AIC J-Frame molded case circuit breaker designed for heavy industrial applications requiring high interrupting capacity. It features a 65kAIC rating at 480V and thermal-magnetic trip protection. The HJD series is the high-interrupting variant of the standard JD J-Frame and is used in applications where available fault current exceeds standard breaker ratings.
| Specification | Value |
|---|---|
| Amperage | 400A |
| Poles | 2 |
| Voltage | 240/480/600VAC |
| Interrupt Rating | 100kA @ 240V · 65kA @ 480V · 25kA @ 600V |
| Frame Size | J-Frame (600A Frame) |
| Mounting Type | Bolt-On |
| Trip Type | Thermal Magnetic |
| Trip Function | LI — Long-Time, Instantaneous |
| Wire Size | 250–750 kcmil (Al/Cu) |
| Phase | 1-Phase (2-Pole) |
| Standards | UL 489, CSA C22.2 No.5, NEMA AB 1 |
| Temperature Rating | -25°C to 70°C |
Replaces: ITE HJD62B400
Siemens HJD High-AIC J-Frame 400A 2-pole circuit breaker. In stock at AllBreakerSales.com. Call (877) 611-0034 for same-day pricing. Genuine OEM parts, ships from US warehouse.
Brand: Siemens | Series: HJD High-AIC J-Frame | Catalog Number: HJD62B400
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