The Siemens FD63B100 is a 100-amp, 3-pole, 600V F-Frame (FD) molded case circuit breaker from the Sentron Series. It features an interchangeable thermal-magnetic trip unit with 22kAIC interrupting rating at 480V and 65kAIC at 240V. The FD frame covers 70 to 250 amps and is widely used in commercial and industrial switchboards, panelboards, and combination motor starters. The FD63B100 ships assembled with aluminum/copper lugs included and is compatible with Siemens NEMA-type switchboards and panelboards.
| Specification | Value |
|---|---|
| Amperage | 100A |
| Poles | 3 |
| Voltage | 240/480/600VAC |
| Interrupt Rating | 65kA @ 240V · 22kA @ 480V · 22kA @ 600V |
| Frame Size | F-Frame (250A Frame) |
| Mounting Type | Bolt-On |
| Trip Type | Thermal Magnetic |
| Trip Function | LI — Long-Time, Instantaneous |
| Wire Size | #6–350 kcmil (Cu/Al) |
| Phase | 3-Phase |
| Standards | UL 489, CSA C22.2 No.5 |
| Temperature Rating | -25°C to 70°C |
Replaces: ITE FD63B100
Siemens FD F-Frame 100A 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: FD F-Frame | Catalog Number: FD63B100
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