Klockner-Moeller ZM11-350-CNA Circuit Breaker, 600 VAC, 250-350A, 400HP

The Klockner-Moeller ZM11-350-CNA is a molded case circuit breaker (MCCB) designed for heavy-duty industrial power distribution and motor protection. It is part of the NZM 11 breaker family and features adjustable thermal and instantaneous trip settings. Model: ZM11-350-CNA (Breaker Trip Unit) Breaker Frame: NZM11-500 Manufacturer: Klockner-Moeller Voltage Rating: 600 VAC max Current Rating: 400 A Interrupting Capacity: – 240 V: 42,000 A – 480 V: 30,000 A – 600 V: 22,000 A Horsepower Rating: 400 HP Trip Unit: Adjustable thermal magnetic Thermal Trip Range: 250–350 A Instantaneous Trip Range: 2600–5600 A Conductor Sizes: – Single: AWG 2/0 – MCM 600 – Double: AWG 2/0 – MCM 300 Tightening Torque: 50 Nm Connection Type: Bolt-on (copper bus only) Enclosure Compatibility: Panel-mount industrial gear or MCC sections Compliance: UL Listed, CSA Certified