Moeller PKZM0-25 Motor Protection Circuit Breaker

The PKZM0-25 Manual Motor Starter Protector from Klockner Moeller / Eaton is a three‑pole, thermal‑magnetic motor protection circuit breaker that provides manual switching, overload protection, short‑circuit protection, and phase‑failure protection for three‑phase motors. It offers a current adjustment range of 20 to 25 A with a rated operational current of 25 A and a short‑circuit breaking capacity of 50 kA at 400 VAC, making it suitable for conveyors, pumps, compressors, HVAC equipment, and other industrial machinery requiring reliable motor protection and control. Part of the PKZM0 series, it combines thermal and magnetic protection in a compact unit designed for 35 mm DIN rail or panel mounting, with IP20 protection on the device and IP00 at the terminals, and screw‑clamp terminals for secure wiring. It is rated for up to 690 VAC and provides motor ratings of 12.5 kW at 400 VAC, 15 kW at 500 VAC, and 22 kW at 690 VAC, with a Trip Class of 10A. Common replacements include Eaton XTPR025BC1NL, Schneider Electric GV2ME22, and ABB MS132-25.