purpose
The CKJ5-400 AC vacuum contactor is suitable for feeding networks with AC 50HZ, rated voltage of 1140V, and rated current up to 400A. It is used for remote connection and disconnection of circuits, as well as frequent starting and stopping of AC motors. It is also suitable for assembly with various devices to form explosion-proof electromagnetic starting machines

Technical Specifications
Model CKJ5-400;
Level: 3
Rated voltage 1140 (V)
Rated current 400 (A)
Control voltage 36-110-127-220-380 (V)
Main circuit connection capacity 4000A 100 times
Main circuit breaking capacity 3200A 25 times
Extreme breaking 4500A 3 times
Electrical lifespan AC4 2 (10000 cycles)
Mechanical lifespan of 3 million cycles
Installation size 180 × 160 (four holes)

CKJ5-400 AC vacuum contactor external dimensions and installation dimensions:

CKJ5-400 AC Vacuum Contactor