Siemens HF63B150 Molded Case Circuit Breaker
- 150A
- 3 Pole
- Bolt-On
Quantity
Siemens HF63B150 - 150A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
Description
Designed to protect commercial electrical systems, the Siemens HF63B150 is a 3-pole, 150A molded case circuit breaker. It features a thermal-magnetic trip mechanism for reliable long-time and instantaneous defense. This unit mounts via a bolt-on connection into Siemens panelboards, switchboards, and motor control centers. The HFD63B150 acts as its modern substitute for future upgrades. Capable of handling significant fault currents, it boasts a 65kAIC rating at 480VAC.Specifications
| Brand | Siemens |
|---|---|
| Part Number | HF63B150 |
| Series | HF |
| Amperage | 150A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC, 500VDC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 25kA @ 500VDC |
| Frame Type | HF63 |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 6 AWG - 350 kcmil (Cu/Al) |
| Max Wire | 350 kcmil |
| Min Wire | 6 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | High Interrupting Capacity |
Product FAQs
7 answersWhich Siemens panelboards accept the HF63B150 circuit breaker?
This F-Frame breaker is compatible with Siemens Sentron, P2, and P3 panelboards, along with standard Siemens switchboards and motor control centers.
What is the current replacement model for the HF63B150?
The Siemens HFD63B150 serves as the modern, direct substitute for this legacy F-Frame circuit breaker.
Are the lugs on the HF63B150 rated for aluminum wire?
Yes, the factory lugs are dual-rated for both copper (Cu) and aluminum (Al) conductors, accepting wire sizes from 6 AWG up to 350 kcmil.
How does the HF63B150 connect to the panelboard bus?
It utilizes a bolt-on connection to securely mount directly to the busbar in compatible Siemens distribution equipment.
Is the HF63B150 suitable for DC voltage applications?
Yes, this breaker is rated for DC systems up to 500VDC, providing a 25kA interrupting capacity for direct current applications.
Are the trip settings on the HF63B150 adjustable?
No, this breaker features a fixed thermal and fixed magnetic trip unit, providing factory-set long-time and instantaneous protection.
What does the LI trip function code mean on this breaker?
The LI designation indicates that the thermal-magnetic trip unit provides Long-Time (L) overload protection and Instantaneous (I) short-circuit protection.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 2 reviews.
- TJTravis J.ReviewingSiemens HF364 Heavy Duty Safety SwitchI recommend this productRated 5 out of 5 stars5/18/22fast!
wow great service
- SNShane N.ReviewingFederal Pacific HF631100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars5/28/18Excellent Service and Fast Shipping
Breaker was shipped from the US to remote northern LAbrador, Canada very quickly and was in excellent condition. I would highly recommend SuperBreakers.