| Place of Origin |
China (Mainland) |
| Model Number |
CKG3-630/7.2 |
Model Parameters CKG3-160-630/7.2CKG4-160-630/12160A250A400A630A160A250A400A630AMain CircuitRated Voltage (kV)7.212Rated Current (A)160250400630160250400630Make Ability (A/100T)16002500400060001600250040006000Break-make Ability (A/25T)12802000320050001280200032005000Maximum Break Ability (A/3T)32004000450060003200400045006000PFVW (Kv) 3242ElectricityLifeAC3 (10ST) 60Mechanical Life (10ST) 100Rated Operate Frequency AC3 (T/h300Short time Operate Frequency T/h20s 1000Auxiliary Circuit Frequency Withstand (kV) 2.5Control Circuit Frequency Withstand (kV) 2Rated Operate Frequency (T/h) 300Mechanical Lock Latch Operate Frequency (T/h) 30Clearance between open contacts (mm) 4±0.35±0.5Overtravel (mm) 1.5±0.3Terminal Pressure (N) >100 >100>120>180>100 >100>120>180Net Weight (kg) 25.525.526.527.530303132