Eaton PKZM0-1-SPI16 Motor Protective Circuit Breaker, 3-Pole, 0.63-1 A, 690 V AC 199181

Protect motors from overload and short circuits with the Eaton PKZM0-1-SPI16 motor protective circuit breaker. This 3-pole device is designed for reliable protection of motors up to 1 A, with a thermal overload release adjustable from 0.63 to 1 A and a fixed magnetic short-circuit release at 14 A. It ensures safe operation in industrial control panels and motor starters.

Who is it for

Electrical engineers, panel builders, and maintenance technicians who need a compact and dependable motor protection solution for low-current motor circuits in industrial environments.

Main features

• Thermal overload release adjustable from 0.63 A to 1 A
• Fixed magnetic short-circuit release at 14 A
• 3-pole switching for three-phase motor protection
• High short-circuit breaking capacity: 50 kA at 400 V AC
• DIN rail or screw mounting for flexible installation
• Rotary handle for clear ON/OFF indication
• IP20 protection degree for control panel use

Specifications

• Brand: Eaton
• Model: PKZM0-1-SPI16
• MPN: 199181
• EAN: 4015081972654
• Rated operational voltage: 690 V AC
• Rated operational current: 1 A
• Thermal overload setting range: 0.63 - 1 A
• Magnetic short-circuit release: 14 A
• Number of poles: 3
• Short-circuit breaking capacity at 400 V: 50 kA
• Short-circuit breaking capacity at 690 V: 6 kA
• Trip class: Class 10
• Mounting: DIN rail, screw mounting
• Terminal type: Screw terminals
• Protection degree: IP20
• Operating temperature: -25 to +55 °C
• Rated impulse withstand voltage: 6 kV

Tips

For optimal protection, set the thermal overload release to the motor's full-load current as indicated on its nameplate. The PKZM0 series supports a wide range of accessories such as auxiliary contacts and shunt releases, which can be added if needed.