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手机彩票网体育彩票 > Product Catalog > High Voltage Appliances > Load Switch
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FN7-12DR AC high-voltage load switch is a new type of indoor high-voltage load switch that is suitable for use in three-phase AC power systems with AC 50Hz and rated voltage 12kV. It is used to interrupt load current and close short-circuit current. Use environment 1, ambient air temperature: upper limit +40 ℃, lower limit general area 1
FZW □ -40.5 / 1250-25 type outdoor high-voltage isolated vacuum load switch (hereinafter referred to as load switch) is a new generation of high-voltage electrical products developed by our company and first produced by our company. After strict type tests and long-term The evaluation was carried out on a trial basis. All technical performance indicators reached GB3804 and IE standards.
Product overview FZRN25-12D FZN25-12D FZN25-12 indoor high voltage vacuum load switch and FZRN25-12D FZN25-12D FZN25-12 indoor high voltage vacuum load switch-fuse combination electrical appliance is a three-phase AC 50HZ, 12KV distribution Control and protection device of electric system, the product is free of oil and fire hazard,
I. Product application range FKN12-12D indoor high-pressure gas pressure load switch FKRN12-12D combined electrical appliances are mainly used in urban distribution stations and industrial equipment powered by three-phase ring networks or terminals for short-circuit protection of load control boxes. Because combination appliances can protect transformers and other electrical equipment more effectively than circuit breakers
Product overview FZRN25-12D FZN25-12D FZN25-12 indoor high voltage vacuum load switch and FZRN25-12D FZN25-12D FZN25-12 indoor high voltage vacuum load switch-fuse combination electrical appliance is a three-phase AC 50HZ, 12KV distribution Control and protection device of electric system, the product is free of oil and fire hazard,
FZN25-12D / 630-20 type AC high voltage vacuum load switch is an indoor device with three-phase AC 50Hz and rated electric power of 12kV. It is suitable for industrial and mining, enterprises, power distribution stations and substations. For charging and closing load current, closed loop current, no-load transformer and cable charging
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● Product brief description When a T-connected customer branch line or its internal fault occurs on the 12kV feeder line, the power outage of the main line and other adjacent users will usually be caused. Investigation statistics show that this kind of spillage accident accounts for about the distribution network accident. 20% to 30% or higher ratio, the consequences are:
FKN-12D / 630-20 indoor AC high voltage load switch (hereinafter referred to as FKN-12D load switch) is a three-phase high voltage switchgear with a rated voltage of 12KV and a rated frequency of 50HZ. No-load transformer and cable charging current, close short-circuit current. Load with grounding switch
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