Eaton ZB32-32 Thermal Overload Relay, 25-32 A, for DILM17-32 Contactors 278454

Protect your motors from overheating and phase failure with the Eaton ZB32-32 thermal overload relay. Designed for direct mounting on Eaton DILM17, DILM25, and DILM32 contactors, this relay provides reliable overload protection in a compact, 3-pole design.

Who is it for

Ideal for industrial electricians, panel builders, and maintenance technicians who need dependable motor protection in motor control centers, machine tools, and conveyor systems.

Main features

• Adjustable current setting range: 25–32 A
• Phase failure sensitivity for comprehensive motor protection
• Manual/automatic reset function
• 1 NO + 1 NC auxiliary contacts for status signaling
• Direct mounting on Eaton DILM17, DILM25, DILM32 contactors
• Screw terminals for secure wiring

Specifications

• Product type: Thermal overload relay
• Current setting range: 25 - 32 A
• Trip class: Class 10A
• Number of poles: 3
• Rated operational voltage (Ue): 690 V AC
• Rated insulation voltage (Ui): 690 V
• Rated impulse withstand voltage (Uimp): 6 kV
• Degree of protection: IP20
• Ambient operating temperature: -25 to +55 °C
• Connection type: Screw terminals
• Phase failure sensitivity: Yes

Tips

Set the current dial to the motor's full load current for optimal protection. For automatic reset, ensure the control circuit allows automatic restart after a trip.