CKJ5-1000/1250/1600 type AC vacuum contactor is suitable for AC 50HZ, rated voltage 1140V, rated current up to 1600A feeder network, for long-distance connection and disconnection of the circuit, as well as frequent starting and stopping of AC motors, and is suitable for assembling with a variety of devices to form explosion-proof electromagnetic starter. Because the main contacts work in a high vacuum environment, it has the advantages of no arc exposure, small size, light weight, long life, long maintenance cycle, etc. It is especially suitable for the composition of a variety of street lamp controllers and work in the oilfield, chemical industry and other occasions.
Working conditions
1. The altitude of sea level does not exceed 2000 metres.
2. Ambient air temperature: -25ºC~+40ºC.
3. Relative humidity of air: not more than 50% when the ambient air temperature is +25ºC, and higher relative humidity can be achieved at lower temperatures. The average temperature of the wettest month is +25ºC when the average monthly maximum relative humidity is 90%.
4. The inclination of the mounting surface to the vertical is not more than 15°. The installation category is usually Class III.
5. Environmental pollution level is class 3.
6. The vibration is not greater than 30 m/s field.
Technical parameters
| Item |
Unit |
Data |
| CKJ5-1000/1140 |
CKJ5-1250/1140 |
CKJ5-1600/1140 |
| Main circuit rated voltage |
V |
1140 |
1140 |
1140 |
| Main circuit rated current |
A |
1000 |
1250 |
1600 |
| Main circuit connecting capacity |
A/100times |
6000 |
6000 |
6000 |
| Main circuit breaking capacity |
A/10times |
4800 |
5000 |
5000 |
| Limit breaking capacity |
A/3times |
6000 |
6000 |
6000 |
| Electrical life AC3 |
times |
200000 |
200000 |
200000 |
| Electrical life AC4 |
times |
20000 |
20000 |
20000 |
| Mechanical life |
times |
1000000 |
1000000 |
1000000 |
| Rated operating frequency AC3 |
times/h |
120 |
120 |
120 |
| Rated operating frequency AC4 |
times/h |
300 |
300 |
300 |
| Short-term operation(20s) |
times/h |
3000 |
3000 |
3000 |
| Contact opening |
mm |
3±0.5 |
3±0.5 |
3±0.5 |
| Overrange |
mm |
≥1.3 |
≥1.3 |
≥1.3 |
FAQ
Q1. Can I have the sample?
Yes, we provide the sample for you to test and check product quality.
Q2. What is the lead time?
A: The lead time depends on the quantities ordered, generally within 7-30 days after receiving the payment.
Q3. What is the MOQ requested for the order?
We support one piece purchase, please contact us for details..
Q4. How do you ship the goods and how long does it take to arrive?
We can deliver goods by express (DHL, UPS, FedEx, TNT, etc.) or by air or sea. The transportation time is 15-30 days, depending on the country.
Q5. What is your Trade Terms?
A: We accept EXW, FOB, CIF, FCA, etc.
Q6. Can you do OEM?
Yes, we provide OEM and ODM service.
Q7. What is your warranty?
Normally, we provide 3-24 months warranty, depending on the product.
Q8. What is your payment method?
A: We accept T/T, Western Union, Paypal, irrevocable L/C at sight, etc
Q9. What is the price?
Please leave your whatsapp or email address. We will send details to you.
Q10. Catalog
Please leave your whatsapp or email address. We will send catalog to you.
Q11. Do you inspect the finished products?
A: Yes, each step of production and finished products will be came out inspection by QC department before shipping. And we will provide goods inspection reports for your reference before shipment
Q11. How to solve the quality problems after sales?
A: Take photos of the quality problems and send to us for our checking and confirming, we will make a satisfied solution for you within 1 days.
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