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12kV 630A single phase vacuum contactorPDF

EVC1 series single pole 12kv vacuum contactor is suitable for AC 50HZ, rated voltage of the main circuit 12KV, rated current from 160A to 630A power network system for remote making and breaking and frequent starting and controlling AC motors , transformers and capacitor banks and other occasions.


Model Tech parameter EVC1-160/12KV EVC1-250/12KV EVC1-400/12KV EVC1-630/12KV
Main circuit rated voltage (KV) 12 12 12 12
Main circuit rated current (A) 160 250 400 630
Main circuit making capacity (A/100times) 1600 2500 4000 6300
Main circuit break-make ability (A/25times) 1280 2000 3200 5000
Maximum break ability (A/3times) 3200 4000 4500 6300
Mechanical life (million times) 100 100 100 100
Electricity life AC3 (million times) 25 25 25 25
Power-frequency withstand voltage for main circuit (KV) 32 32 32 32
Power-frequency withstand voltage for control circuit KV 2 2 2 2
Lightning impulse withstand voltage KV 75 75 75 75
Rated operate frequency (times/h) 300 300 300 300
Terminal Pressure (N) >100 >100 >150 >150
Clearance between open contacts (mm) 6±0.5 6±0.5 6±0.5 6±0.5
Over travel (mm) 1.5±0.5 1.5±0.5 1.5±0.5 1.5±0.5
Main circuit electric resistance (μ) ≤200 ≤200 ≤200 ≤200



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