EATON Disjuntor de proteção de motor PKZM01-1.6, 1,6A, 0,55kW, 3 polos, botão de pressão 278480

Protect your motors from overload and short circuits with the EATON PKZM01-1.6 motor protection circuit breaker. This compact 3-pole device is rated for 1.6 A operational current and 0.55 kW at 400 V, making it suitable for small three-phase motors. The push-button actuation provides simple manual control, while the adjustable thermal overload release (1–1.6 A) and fixed magnetic short-circuit release ensure reliable protection.

Who is it for

Electrical engineers, panel builders, and maintenance technicians who need dependable motor protection in industrial control panels and machinery.

Main features

• Rated operational current: 1.6 A
• Rated power at 400 V: 0.55 kW
• 3-pole design for three-phase motors
• Push-button actuation for manual operation
• Adjustable thermal overload release: 1–1.6 A
• Fixed magnetic short-circuit release
• Rated operational voltage up to 690 V AC
• Rated ultimate short-circuit breaking capacity: 50 kA at 400 V
• Mounting on DIN rail or screw mounting
• Screw terminals for secure wiring

Specifications

• Rated operational current (Ie): 1.6 A
• Rated power at 400 V: 0.55 kW
• Number of poles: 3
• Overload release setting range: 1 - 1.6 A
• Actuation type: Push-button
• Rated operational voltage (Ue): Up to 690 V AC
• Rated insulation voltage (Ui): 690 V
• Rated impulse withstand voltage (Uimp): 6 kV
• Short-circuit release type: Magnetic (fixed)
• Rated ultimate short-circuit breaking capacity (Icu at 400V): 50 kA
• Mounting type: DIN rail / Screw mounting
• Connection type: Screw terminals
• Degree of protection: IP20
• Ambient operating temperature: -25 to +55 °C
• Standard compliance: IEC/EN 60947-4-1, VDE 0660
• Thermal overload protection: Yes, adjustable
• Magnetic short-circuit protection: Yes, fixed
• Product series: Moeller PKZM01

Tips

Ensure the motor's full-load current falls within the adjustable overload range (1–1.6 A) for optimal protection. Mount on a standard 35 mm DIN rail for quick installation.