Supplying robust overcurrent protection, the Siemens B235H is a 35-amp thermal-magnetic device engineered for demanding applications. It operates on 120/240VAC systems to secure commercial infrastructure against electrical overloads. Electricians can mount this two-pole unit into Siemens P1, P2, P3, P4, and P5 panelboards. The bolt-on configuration guarantees a stable mechanical connection. Boasting a 22kAIC capacity, this HACR-rated component easily manages elevated short-circuit events.
HACR Rated, Common Trip, Non-Interchangeable Trip, Quick-Make/Quick-Break, Trip-Free Mechanism
Product FAQs
7 answers
Which panelboards accept the Siemens B235H circuit breaker?
The B235H is a bolt-on breaker designed specifically for Siemens P1, P2, P3, P4, and P5 commercial lighting and distribution panelboards.
Is the Siemens B235H suitable for HVAC applications?
Yes, the B235H is HACR rated, meaning it is approved for use with heating, air conditioning, and refrigeration equipment that requires this specific protection.
What is the difference between the Siemens B235 and the B235H?
The B235 is a standard BL type breaker with a 10kAIC rating, while the B235H is a BLH type breaker featuring a higher 22kAIC interrupting rating at 120/240VAC.
Can I use aluminum wire with the Siemens B235H?
Yes, the lugs on the B235H are rated for both copper and aluminum conductors. They accept 8 to 6 AWG copper wire or 8 to 4 AWG aluminum wire.
Does the Siemens B235H have an adjustable trip setting?
No, the B235H features a fixed thermal-magnetic trip unit with long-time and instantaneous (LI) functions, meaning the trip settings cannot be adjusted in the field.
What does the 22kAIC rating on the Siemens B235H indicate?
The 22kAIC rating indicates that the B235H can safely interrupt a fault current of up to 22,000 amps at 120/240VAC without sustaining internal damage.
How does the B235H connect to the panelboard bus?
The B235H utilizes a bolt-on connection, which provides a secure, vibration-resistant mechanical and electrical connection to the panelboard bus.
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Customers rate this product 5.0 out of 5 based on 1 review.