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Siemens BF120H GFCI Molded Case Circuit Breaker
- 20A
- 1 Pole
- Bolt-On
Siemens
BF120H
GFCI Molded Case Circuit Breaker
Brand
Siemens
SKU
BF120H
Quantity
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Siemens BF120H - 20A GFCI Molded Case Circuit Breaker
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Description
Built for commercial and industrial environments, the Siemens BF120H provides essential personnel safety with Class A 5mA ground fault protection. This 1-pole, 20A breaker features a 22kAIC interrupting rating at 120VAC and utilizes thermal-magnetic trip technology. It mounts into Siemens P1, P2, and P3 panelboards via a secure bolt-on connection. Equipped with Insta-Wire technology, it allows for faster installation while meeting strict NEC code requirements for damp or wet locations.Specifications
| Brand | Siemens |
|---|---|
| Part Number | BF120H |
| Series | BF |
| Amperage | 20A |
| Poles | 1 |
| Mounting Style | Bolt-On |
| Voltage | 120VAC |
| Phase | 1 |
| AIC Rating | 22kA @ 120VAC |
| Frame Type | B |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P1, P2, P3 Panelboards |
| Wire Gauge | 14-10 AWG (Cu), 12-10 AWG (Al) |
| Max Wire | 10 AWG |
| Min Wire | 14 AWG (Cu), 12 AWG (Al) |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LIG |
| Trip Function | Long-Time, Instantaneous, Ground Fault |
| Trip Adjustability | Fixed |
| Special Classification | GFCI |
|---|---|
| Available Options | Padlock Attachment |
| Accessories | Load Side Lugs Included |
| Standards | CSA C22.2 No. 5, UL 489, UL 943, NEMA AB 1 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, SWD Rated, Non-Interchangeable Trip, Insta-Wire |
Product FAQs
7 answersWhat is the difference between the Siemens BF120 and the BF120H?
The H designation indicates a higher interrupting rating. The BF120H is rated for 22kAIC at 120V, whereas the standard BF120 is rated for 10kAIC.
Which Siemens panelboards are compatible with this GFCI breaker?
This bolt-on breaker is designed for use in Siemens P1, P2, and P3 commercial panelboards. It is not compatible with standard residential plug-on load centers.
What type of neutral connection does this breaker require?
This unit features a pigtail neutral connection, which must be wired directly to the neutral bus bar in the panelboard to ensure proper ground fault detection.
What trip functions are included in the BF120H?
This thermal magnetic breaker includes Long-Time, Instantaneous, and Ground Fault (LIG) trip functions to protect against overloads, short circuits, and ground faults.
What wire sizes and materials are accepted by the load side lugs?
The terminals accommodate 14 to 10 AWG copper conductors or 12 to 10 AWG aluminum conductors.
What breaker type designation does the BF120H fall under?
The BF120H is classified as a Type BLHF breaker, which denotes a bolt-on, high-interrupting ground fault circuit interrupter.
Can the trip settings on the BF120H be adjusted in the field?
No, this breaker features fixed thermal magnetic trip settings and cannot be field adjusted.
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