ABB EH370-30-11 AC Contactor Inquiry Item

Details

This ABB EH370-30-11 belongs to ABB EH series large-capacity AC contactor. It is a 3-pole heavy-duty contactor for AC power loads. It is applicable for starting, stopping and switching three-phase asynchronous motors and other high-power loads under AC-3 duty. It has reliable arc extinguishing structure, strong short-circuit withstand capability and long mechanical life. Widely used in large pumping stations, metallurgical equipment and low-voltage power distribution cabinets.

Specifications

Model: EH370-30-11 Brand: ABB Series: EH Pole: 3P Rated current: 370A Coil voltage: 100V 50Hz Utilization category: AC-3 Certifications: CE, IEC

Components & Troubleshooting

Silver alloy main contacts, electromagnetic coil, iron core, arc extinguishing chamber, insulated housing, auxiliary contact terminals. Common faults: contact ablation and sticking, coil burnout, abnormal buzzing sound, poor contact.

Disclaimer

This spare part shall be installed and tested by qualified electrical technicians. Cut off the main power supply before wiring and replacement.