Siemens B25000S07 Molded Case Circuit Breaker
- 50A
- 2 Pole
- Bolt-On
Siemens
B25000S07
Molded Case Circuit Breaker
Brand
Siemens
SKU
B25000S07
Quantity
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Siemens B25000S07 - 50A 2 Pole Molded Case Circuit Breaker
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Description
Built for demanding commercial applications, the Siemens B25000S07 molded case circuit breaker provides dependable thermal-magnetic protection with long-time and instantaneous trip functions for standard branch circuits. Designed for secure connections, this bolt-on unit installs into Siemens P1, P2, and P3 panelboards, accommodating standard copper or aluminum wiring.Specifications
| Brand | Siemens |
|---|---|
| Series | B |
| Amperage | 50A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 120/240VAC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC |
| Frame Type | B |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P1, P2, P3 Panelboards |
| Wire Gauge | 8-6 AWG (Cu), 8-4 AWG (Al) |
| Max Wire | 6 AWG (Cu), 4 AWG (Al) |
| Min Wire | 8 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Padlock Attachment |
|---|---|
| Accessories | Shunt Trip 24VAC |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, HACR, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Common Trip, Quick-Make/Quick-Break, Trip-Free Mechanism |
Product FAQs
7 answersWhich panelboards are compatible with the Siemens B25000S07 circuit breaker?
This bolt-on breaker is designed for use in Siemens P1, P2, and P3 panelboards.
What does the S07 suffix indicate on the B25000S07 catalog number?
The S07 suffix indicates that this breaker includes a factory-installed 24V shunt trip mechanism. This allows the breaker to be tripped remotely via a 24V control signal.
What frame type does the B25000S07 belong to?
It is a B-frame molded case circuit breaker, commonly referred to as a Type BL breaker in Siemens panelboard applications.
What wire sizes are accepted by the lugs on the B25000S07 breaker?
The terminal lugs accept 8 to 6 AWG copper wire or 8 to 4 AWG aluminum wire.
How does the B25000S07 mount into the panelboard?
It features a bolt-on connection type, requiring it to be bolted directly to the panelboard bus bars rather than snapping into place.
What type of trip unit is equipped on the B25000S07?
It features a fixed thermal-magnetic trip unit that provides standard long-time and instantaneous (LI) overcurrent protection.
Does the B25000S07 provide ground fault or arc fault protection?
No, this is a standard thermal-magnetic circuit breaker equipped with a shunt trip. It does not provide GFCI or AFCI protection.
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