Built to handle demanding commercial loads, this 15A single-pole molded case circuit breaker offers robust thermal-magnetic protection. It installs securely into Siemens P1, P2, and P3 panelboards, though it has been largely superseded by the BQD115 in newer designs. Delivering an impressive 65kA interrupting capacity at 120VAC, this unit is SWD and HID rated, making it highly suitable for switching fluorescent and high-intensity discharge lighting circuits.
Which panelboards are compatible with the BQCH1B015?
This breaker is designed for secure bolt-on installation in Siemens P1, P2, and P3 panelboards. It mounts directly to the bus bar for commercial and industrial power distribution.
What is the direct replacement for the legacy BQCH1B015?
In newer panel designs, the legacy BQCH1B015 has been largely superseded by the Siemens BQD115, which serves as a drop-in substitute.
What wire sizes are supported by the BQCH1B015 lugs?
The factory-installed lugs accept 14 to 6 AWG copper wire or 12 to 6 AWG aluminum wire. Always verify proper torque specifications during installation to prevent high-resistance connections.
Are the thermal and magnetic trip elements adjustable?
No, this breaker features fixed thermal and fixed magnetic trip functions (LI) for reliable, tamper-proof overcurrent protection.
Is the BQCH1B015 rated for switching lighting loads?
Yes, this unit is SWD and HID rated, meaning it is approved for switching fluorescent and high-intensity discharge lighting circuits.
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