Designed for heavy-duty applications, the Siemens CQD160 is a 1-pole MCCB offering robust 60-amp protection. It features a quick-make, quick-break mechanism that ensures reliable fault clearing. This versatile unit mounts onto DIN rails and is compatible with Siemens P1, P2, and P3 panelboards. The reverse-feed capable design includes factory-installed lugs. Delivering a 65 kAIC interrupting rating at 120/240VAC, it provides substantial short-circuit defense.
What panelboards and enclosures are compatible with the CQD160?
This breaker is designed for use in Siemens P1, P2, and P3 panelboards, as well as standard DIN rail enclosures commonly used in control panels and OEM equipment.
What is the difference between Siemens BQD and CQD circuit breakers?
Both series share the same 1-inch pole width and internal mechanisms. The primary difference is the mounting style. BQD breakers are designed for bolt-on panelboard mounting, while CQD breakers are built for DIN rail mounting.
Can the CQD160 be used in direct current (DC) systems?
Yes, this breaker is rated for 125VDC applications and provides a 14kA interrupting capacity at that voltage.
What wire sizes are accepted by the lugs on the CQD160?
The feed-thru lugs accept 8 to 1 AWG copper (Cu) wire or 6 to 1/0 AWG aluminum (Al) wire.
Is the Siemens CQD160 suitable for reverse feed applications?
Yes, Siemens CQD frame breakers are UL Listed for reverse feed applications, allowing flexibility in how line and load connections are wired.
Are the trip settings on the CQD160 adjustable?
No, this breaker features fixed thermal and fixed magnetic trip elements for long-time and instantaneous (LI) protection.
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Customers rate this product 5.0 out of 5 based on 1 review.