Home » Vacuum Contactor » CKG3 12kV Medium Voltage Vacuum Contactor 2P
  • CKG3-12KV vacuum contactor 2p 2
  • CKG3-12KV vacuum contactor 2p 1
  • CKG3-12KV vacuum contactor 2p 3
CKG3-12KV vacuum contactor 2p 2
CKG3-12KV vacuum contactor 2p 1
CKG3-12KV vacuum contactor 2p 3

CKG3 12kV Medium Voltage Vacuum Contactor 2P

Model: CKG3-12KV

Description

AC vacuum contactor CKG3 series high-voltage vacuum contactor is suitable for AC: 50HZ, rated voltage to 12KV, rated current to 630A feed network, for long-distance connecting and breaking circuits and frequent starting and stopping of AC motors. It is particularly suitable to be combined with various protection devices and assembled into a flameproof electromagnetic starter.
  • General
  • Technical Parameters
  • Drawing

CKG3-160-250-400-630 AC vacuum contactor is suitable for feed networks with AC 50HZ, rated voltage up to 12KV, and rated current 160 to 630A. It is used for connecting and breaking circuits over long distances, as well as frequently starting and stopping AC motors. It is suitable for use with various protection devices and assembled into a flameproof electromagnetic starter.
This series of vacuum contactors is suitable for power network systems below 12KV. After a mechanical interlocking shaft is installed between two vacuum contactors, mechanical interlocking and interlocking functions can be achieved, and electrical locking can also be achieved. It is mainly used for forward and reverse conversion, power braking, and line main switch in electronic control lines. It can be operated frequently and has the advantages of long mechanical life, high reliability, less maintenance, and excellent switching performance. It can also be used as the main switch in loads such as controlling the forward and reverse switching of high-voltage fans.

Item Data
Rated working voltage (Ue) 12kV
Rated working current (le) 160A, 250A, 400A, 630A
Power frequency withstand voltage 42kV
Lightning impulse withstand voltage 75kV
Rated breaking capacity 8le 25 times
Rated closing capacity 10le 100 times
Rated short-time withstand current (10Ie) 1.6kA, 2.5kA, 4kA, 6.3kA
Rated peak withstand current (25le) 4kA, 6.3kA, 10kA, 16kA
Short circuit current breaking and closing (10Ie) 0-180s-CO-180s-CO 1time
Overload withstand current (15le) 2.4kA, 3.8kA, 6kA, 10kA
Rated opening distance 5.5±0.5mm
overtravel ≥1.5mm
Closing synchronicity ≤2ms
Mechanical life 500000 times
Electrical life AC-3 250000 times
Electrical life AC-4 100000 times

CKG3-12KV 2P drawing

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