Ckj5 400A Vacuum Switch Spring Contactor 1140V

General descriptionThis series of contactors use vacuum switch tubes as arc extinguishing components, which have the characteristics of no arc flash, long life, no noise, small size, safe and reliable. It can be widely used in the power network of AC 50/60 Hz and rated operating voltage of 1140 volts to connect and disconnect circuits, and form an electromagnetic starter with appropriate thermal relays or electronic protection devices and other related protection devices, especially suitable for forming Explosive electromagnetic starter and various power control screens. It is the most ideal circuit device for coal, petroleum, chemical industry, metallurgy, machinery, transportation and power industries. Technical parametersMain circuit rated voltagekV1.14Main circuit rated currentA80125160250400630Main circuit making capacityA/100times80012501600250040006300Main circuit breaking capacityA/100times100010001000200032004800Electrical life AC3Ten-thousand times60Electrical life AC4Ten-thousand times6Mechanical life timeTen-thousand times300 Rated operating frequency AC3times/h600Rated operating frequency AC4times/h120Short-time operatintimes/h2000Clearance between open contactsmm1.8±0.12.0±0.1Over travelmm1.0±0.11.0±0.11.0±0.1Contact circuit P/F. withstand voltagekV2Closing timems≤100Opening timems≤80FAQQ: Could I have prices of your products?A: Welcome. Please feel free to send us inquiry here. We will reply you within 24 hours.Q: Can I get a sample before the bulk order?A: Yes, we welcome sample order to test and check quality.Mixed samples are acceptable.Q: Can we print our logo/ company name on products?A: Yes, of course, we accept OEM, then need you to provide brand authorization to usQ:Do you accept product customization?A:Yes, of course, please provide specific drawings or parameters, we will quote you after evaluationQ: What is the lead time? A: The lead time depends on the quantities ordered, generally within 7-20 days after receiving the payment. Q: What is your Trade Terms? A: We accept EXW, FOB, CIF, FCA, etc. Q: What is your payment method?  A: We accept T/T, Western Union, Paypal, irrevocable L/C at sight, etc Q: 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 shipmentQ: 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 3 days.  /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1