ac contactor

The CHINT NC7-620 AC Contactor is a high-performance switching device designed for controlling high-current electrical loads in industrial and commercial applications. Manufactured by CHINT Electric, this heavy-duty AC contactor is engineered for reliable switching of motors, transformers, lighting systems, capacitor banks, and other power circuits. Featuring a compact yet robust design, silver alloy contacts, and high-quality insulation materials, the NC7-620 ensures superior electrical performance, long mechanical life, and excellent resistance to wear and overheating. It is widely used in motor control centers (MCC), switchgear panels, power distribution systems, industrial automation, HVAC systems, and manufacturing plants. Specifications Parameter Details Manufacturer CHINT Electric Product Name NC7-620 AC Contactor Product Type 3-Pole AC Contactor Model NC7-620 Rated Operational Current (Ie) 620 A (AC-3) Rated Insulation Voltage (Ui) 1000 V Rated Operational Voltage (Ue) 380V / 400V / 660V / 690V AC Frequency 50/60 Hz Number of Poles 3 Pole Mounting Type Panel Mount Standards IEC/EN 60947-4-1 Applications Motor Control, Switchgear, MCC Panels, Industrial Automation, Power Distribution