Introduction: CHINT/CHINT AC contactor NC7-09 (hereinafter referred to as contactor), mainly used for AC 50Hz (or 60Hz), rated working voltage to 690V, in the AC-3, 400V use category rated working current to 620A circuit, mainly used for long-distance connection and breaking circuits, and can be combined with appropriate thermal overload relay to form an electromagnetic starter to protect the circuit that may be overloaded, the contactor is suitable for frequent starting and control of AC motors.
Product parameters
Agreed free air heating current (A): 20
Rated insulation voltage (V): 690
Quota impulse withstand voltage (kv): 6
Short-time withstand current (10s): 72
Controllable three-phase squirrel cage motor power (AC-3) kW
380/400V:4
660/690V:5.5
Operation Frequency (times/h)
Electrical Life:
AC-3:1200
Ac-4:300
Mechanical life: 3600
This article introduces CHINT/CHINT NC7 series AC contactor products, if you are interested in CHINT/CHINT contactor, please also contact our customer service, we are looking forward to your call, hope our technology and service can bring you a better experience.
The company has been customer-centric, the concept of creating value for customers, winning the market with quality and service, and sincerely hopes to cooperate with all sectors of society to create success, create brilliance together, and work together to create a better tomorrow! In line with the concept of credibility and service-oriented, the company warmly welcomes new and old customers to inquire, visit and negotiate business!
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