Wuxi Haibang Mechanical & Electrical Manufacturing Co.,Ltd
Wuxi Haibang Mechanical & Electrical Manufacturing Co.,Ltd
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7.2kV vacuum contactor for Capacitor - High Voltage Vacuum Contactor, rated voltage 7.2 kV, rated current 160A, 250A, 400A, 630A
General Description:
Hai Bang High Voltage Vacuum Contactor – Type JCZ5 7.2kV vacuum contactor for Capacitor is applicable on AC 50-60Hz power systems, rated voltage up to 7.2kV, rated current 160A, 250A, 400A, 630A. This type of 7.2kV 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. Haibang 7.2kV vacuum contactor for Capacitor is widely used in power grid reactive power compensation. The altitude of the environment where the 7.2kV vacuum contactor for Capacitor is used does not exceed 1000 meters above sea level.
Types:
JCZ5-7.2J/D-160-1.6
JCZ5-7.2J/D-250-2.5
JCZ5-7.2J/D-400-4.0
JCZ5-7.2J/D-630-6.3
Technical Data:
| Name | Unit | Value | ||||
| Main circuit | Rated working voltage (Ue) | kV | 7.2kV | |||
| Rated working current (Ie) | A | 160A, 250A, 400A, 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 | kA, time | 6.3/3 | ||||
| Power frequency withstand voltage | Wiring terminal to earth | kV | 32 | |||
| Vacuum breaks | kV | 32 | ||||
| Lightening impulse withstand voltage | kV | 60 | ||||
| Rated single capacitor breaking current (C2) | A | 160 | ||||
| Control circuit | Rated voltage (Us) | V | AC 110/220/380 | |||
| DC 110/220 | ||||||
| Rated power (Ps) electric holding | VA | ≤1000/100 (absorbing/holding) | ||||
| Rated power (Ps) mechanical holding | VA | ≤900/600 (Closing/opening) | ||||
| 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 | ≤100(electric holding), ≤60(mechanical holding) | ||||
| Closing tripping | ms | ≤5 | ||||
|
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. |
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