The Siemens JD63B225 is a 225-amp, 3-pole, 600V J-Frame (JD) molded case circuit breaker from the Sentron Series. The JD frame is a 400-amp frame covering 200 to 400 amps, featuring an interchangeable thermal-magnetic trip unit with 35kAIC interrupting rating at 480V and 65kAIC at 240V. The JD63B225 ships assembled with aluminum/copper lugs and is used in commercial and industrial switchboards, panelboards, and combination motor starters. It is compatible with Siemens NEMA-type switchboards and is a direct replacement for legacy ITE JD units.
| Specification | Value |
|---|---|
| Amperage | 225A |
| Poles | 3 |
| Voltage | 240/480/600VAC |
| Interrupt Rating | 65kA @ 240V · 35kA @ 480V · 25kA @ 600V |
| Frame Size | J-Frame (400A Frame) |
| Mounting Type | Bolt-On |
| Trip Type | Thermal Magnetic |
| Trip Function | LI — Long-Time, Instantaneous |
| Wire Size | #3/0–500 kcmil (Cu/Al) |
| Phase | 3-Phase |
| Standards | UL 489, CSA C22.2 No.5 |
| Temperature Rating | -25°C to 70°C |
Replaces: ITE JD63B225
Siemens JD J-Frame 225A 3-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: JD J-Frame | Catalog Number: JD63B225
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