Hot sale 12KV Indoor ac high voltage three-phase vacuum circuit breakerProduct Description
ItemUnitDataRated voltageKV12Maximum working voltageKV12Rated CurrentA630-1250630-1600630-1600Rated short circuit breaking currentKA202531.5Rated short-circuit switching currentKA506380Rated peak withstand currentKA5063804S rated short-circuit withstand currentKA202531.5Rated insulation level1min Power frequency withstand voltageKV42(fracture 48)lmpulse withstand voltageKV75(fracture 84)Rated short-circuit current breaking timesTimes50Rated Operating Mechanism Closing Voltage(DC)VAC,DC 110,220Rated Operating Mechanism Opening Voltage(DC)VAC,DC 110,220Contact opening distancemm11±1Overtravel(the length of contact spring compression)mm3.5±0.5Closing/Opening Time Difference Among Three Phasems≤2Contact closing bounce timems≤2Average opening speedm/s0.9-1.2Average closing speedm/s0.5-0.8Tripping TimeMaximum operating voltageS≤0.05Minimum operating voltageS≤0.08Closing timeS0.1The main circuit resistance of each phase630≤501250≤451600≤40Allowed Consumpted thickness of Contactsmm3Company InformationFAQ
Q1.Can we have our logo or company name to be printed on your products or the package?
Yes,you can.Logo and company name can be printed on our products by silk screen printing.You can send us the artwork by email in JPEG or TIFF format.
Q2. What is lead time?
Usually 3-15 working days, On-Time delivery
Q3. Why us?
All products comply with the requirements of GB national standards, IC, ANSI and other international standards, and the requirements of company's technology standards.
Q4.How do you make our business long-term and good relationship?
1.Our high quality and competitive price are the most important factors to maintain long-term and good relation -ship with our customers.
2. Good service is our basic principle for every customers.
Q5.Can I have a visit to your factory before the order?
Sure,welcome to visit our factory.Contact us