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12kV vacuum contactor for Capacitor - High Voltage Vacuum Contactor, rated voltage 12 kV, rated current 160A, 250A, 400A, 630A
General Description:
Hai Bang high voltage 3 phase Vacuum Contactor – Type JCZ5 12kV vacuum contactor for Capacitor is applicable on AC 50-60 Hz power systems, rated voltage up to 12kV, rated current up to 630A. This type of 12kV vacuum contactor for Capacitor is used to directly or remotely connect and disconnect the main circuit and frequently control capacitive loads, AC motors, transformers and other electrical equipment. JCZ5 12kV vacuum contactor for Capacitor is widely used in power grid reactive power compensation, chemical industry, metallurgy, water supply and drainage treatment, underground coal mine equipment and other occasions. The altitude of the environment where the 3 phase vacuum contactor is used does not exceed 1000 meters above sea level.
Types:
JCZ5-12J/D-160-1.6
JCZ5-12J/D-250-2.5
JCZ5-12J/D-400-4.0
JCZ5-12J/D-630-6.3
Technical Data:
Name | Unit | Value | ||||
Main circuit | Rated working voltage (Ue) | kV | 12kV | |||
Rated working current (Ie) | A | 160A~630A | ||||
Rated frequency (fr) | Hz | 50~60 | ||||
Rated connecting capacity | A | 10Ie (AC-4) | ||||
Rated breaking capacity | A | 8Ie (AC-4) | ||||
Rated short time withstand current | A | 10Ie | ||||
Rated peak withstand current | A | 25Ie | ||||
Rated short circuit duration | s | 4 | ||||
Ultimate breaking capacity | 6.3 kA , 3 次 | |||||
Power frequency withstand voltage | Wiring terminal to earth | kV | 42 | |||
Vacuum breaks | kV | 42 | ||||
Lightening impulse withstand voltage | kV | 75 | ||||
Rated single capacitor breaking current (C2) | A | 160-400 | ||||
Control circuit | Rated voltage (Us) | V | AC or DC. 110/220 | |||
Rated power (Ps)electric holding | VA | ≤1000/100 (absorbing/holding) | ||||
Auxiliary circuit | Form | (3a+2b)~(6a+5b) | ||||
Rated value | AC 380V/5A, | |||||
DC 380V/1A | ||||||
Control circuit, auxiliary circuit to earth power frequency withstand voltage | kV | 2 | ||||
Rated operating frequency | Long-term | time/h | 300 | |||
Short-term | time/h | 600 | ||||
Mechanical endurance | 10000 times | 100 | ||||
Electrical endurance | 10000 times | 25(AC-3), 10(AC-4) | ||||
Mechanical characteristics | Closing time | ms | ≤200 | |||
3-phase asynchronous time | ms | ≤3 | ||||
Original opening time | ms | ≤160 | ||||
Closing tripping | ms | ≤10 | ||||
Remark: 1. rated control voltage can be made according to customer’s requirements. 2. For the mechanical holding type, the locking device needs to be replaced every 100,000 times. |