Siemens CQD360 CQDA1 AUX AK Circuit Breaker Unit

Siemens CQD360 is a three‑pole molded‑case circuit breaker rated 60 A at 480 V AC, part of the CQD family used for branch protection in distribution panels and equipment cabinets; it provides 14 kA short‑circuit interrupting capacity at 480 V (277/480 V systems compatible) and includes long‑time and instantaneous trip functions for reliable protection; the unit is designed as a feed‑through breaker with line and load lug terminals and is compatible with CQD/CQD6 frame assemblies; it is available with an auxiliary contact via the CQDA1 accessory (1A/1B), enabling signaling or interlock control in applications such as motor circuits or distribution feeders.