Wuxi Haibang Mechanical & Electrical Manufacturing Co.,Ltd
Wuxi Haibang Mechanical & Electrical Manufacturing Co.,Ltd
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Hai Bang medium Voltage Vacuum Contactor – Type CKJ3-1.14J(D)/D-1600~2500 is applicable on AC 50-60Hz power systems, rated voltage 1140V, rated current 1600-2500A. This type of medium voltage 2500A Vacuum Contactor is used to Directly or remotely connect and disconnect the rotor circuit of the winding motor. This type of medium voltage 1140V vacuum contator is suitable for electrical control occasions requiring high current control under AC-2 usage category.It is widely used in phase advancers, soft-start cabinets, and high-frequency electric furnaces. The altitude of the environment where the Vacuum Contactor is used does not exceed 1000 meters above sea level.
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Application Condition:
a. Ambient Air Temperature: -25℃～+40℃,24-hour average must NOTexceed +35℃;
b. Altitude: 1000m or Lower;
c. Relative Humidity: Daily average less than 95%, Monthly average less than 90%, Must NOT exceed 50% when Ambient Air Temperature reaches +40℃;
d. Operation Environment: Ambient air shall not be contaminated by corrosive, flammable or explosive gas and water vapor, Contamination Level: Level III；
e. Installation of 1140V Vacuum Contactor:
When operating, the tilt angle between the surface of installed 2500A Vacuum Contactor and the horizontal plane shall NOT exceed 5°.
Note: In case the above conditions cannot meet the user's requirements, the user can negotiate with the manufacturer for special treatment of the product.
Technical Data:
| Name | Unit | Value | ||||
| Main circuit | Rated working voltage (Ue) | V | 1140 | |||
| Rated working current (Ie) | A | 1600~2500 | ||||
| Rated frequency (fr) | Hz | 50~60 | ||||
| Rated connecting capacity | A | 4Ie (AC-2) | ||||
| Rated breaking capacity | A | 4Ie (AC-2) | ||||
| Rated overload withstand current | A/s | 2Ie/10 | ||||
| Ultimate breaking capacity | kA, time | 5kA/25times | ||||
| Power frequency withstand voltage | Wiring terminal to earth | kV | 4.2 | |||
| Vacuum breaks | kV | 10 | ||||
| Lightening impulse withstand voltage | kV | 8 | ||||
| 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) | ||||
| 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-2) | ||||
| 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. 3. Can be used for 2000V. | ||||||
Quality Assurance
The company works closely with universities and scientific research institutes to continuously develop products with excellent performance. Relying on advanced processing equipment (laser cutting machines, CNC machining centers) and advanced testing instruments (switch intelligent testing systems, power frequency withstand voltage testers, etc. ), it provides a reliable guarantee for the company's product development and production.
Our Certificate
Taking "technological innovation" as the core of technological development strategy, "perfect service" as the leading brand strategy, and "quality first" as its purpose, the company has passed the ISO9001:2008 version of the quality system certification, and strictly in accordance with the quality system to implement the control of the whole process.
FAQ
Q1: Are you a manufacturer, trading company or a third party?
A: We are a manufacturer, and we have builded up our company since 2003.
Q2: What is the delivery time of your vacuum contactor?
A: In general, the delivery time of our vacuum contactor is according to the quantity you require, customized machine will be delivered as the negotiation with our clients.
Q3: Which level of quality are your products?
A: We have has passed the ISO9001:2008 version of the quality system certification.
Q4. What’s the standard of your packaging? Can be customized?
A: We can design and customize packaging for free according to our customers’ demand. Neutral standard export packaging also is available.
Q5: How can i get the after-service?
A: We will send you the spare parts by free if the problems caused by us.
If it is the men-made problems, we also send the spare parts, however it is charged. Any problem, you can call us directly.