Eaton PKZM0-4-T Motor Protection Circuit Breaker, 2.5-4 A, 3-Pole, Thermal-Magnetic, Screw Terminals 088914

Motor protection circuit breaker with thermal-magnetic trip unit, rated current adjustable from 2.5 A to 4 A, 3-pole, for motor and system protection up to 690 V AC. The rotary handle provides manual ON/OFF switching and clear status indication.

Advantages

Compact design for DIN rail mounting, screw terminals for secure connection, and high short-circuit breaking capacity up to 50 kA at 400 V.

Suitable for

• Motor protection in industrial control panels
• System protection for feeders and branch circuits
• Applications requiring adjustable overload protection

Key specifications

• Rated current setting range: 2.5 - 4 A
• Rated operational voltage: 690 V AC
• Number of poles: 3
• Short-circuit breaking capacity at 400 V: 50 kA
• Short-circuit breaking capacity at 690 V: 6 kA
• Tripping characteristic: thermal-magnetic
• Mounting: DIN rail 35 mm
• Degree of protection: IP20
• Connection: screw terminals
• Rated impulse withstand voltage: 6 kV
• Operating temperature range: -25 to +55 °C
• Standards: IEC/EN 60947-4-1, VDE 0660
• Overload release: thermal, adjustable
• Short-circuit release: magnetic, fixed (approx. 14 x Ie)

Recommendations

For reliable motor protection in industrial environments, pair with Eaton contactors and overload relays for a complete motor starter solution.