3 Phase 12kv 630A High Voltage Vacuum Circuit Breaker Vcb
FKN12-12D pneumatic type load switch, FKRN12A - 12Dseries pneumatic type load switch fuse combination electric appliance, three-phase power distribution system applicable to 12 kv and below, as transformers, cables, overhead lines and other electrical equipment control box of protection;Especially suitable for the terminal station and box transformer substation of power grid.And is suitable for ring network, the double radiation control and protection power supply unit.
FKN12-12D series pneumatic load current and overload current.
FKN12-12D series pneumatic type load switch fuse combination electric appliance can share the load current, overload current.The breaking short circuit current.Â
Product Specification
| Item | Unit | FN12-12/630 | FNR12-12/100-31.5 | |
| Rated voltage | kV | 12 | ||
| Rated frequency | Hz | 50 | ||
| Rated current | A | 630 | 125 | |
| Rated insulation level | 1min power frequency with stand voltage | kV | Phase to earth, between poles:42;Isolating fracture; :48 |
|
| Rated lightning impulse withstand voltage(Phase to earth, between poles, open contacts) | kV | Phase to earth, between poles:75;Isolating fracture; :85 |
||
| Rated peak withstanding current | kA | 50 |  | |
| 4S rated short-time withstanding current | kA /s | 20 |  | |
| Rated breaking current | Breaking no-load transformer capacity | kVA | 1250 |  |
| Rated short-circuit breaking current(expected) | kA |  | 31.5 | |
| Rated transfer current | kA |  | 1.5 | |
| Earthing switch rated withstand current(peak) | kA | 50 |  | |
| Earthing switch 4S rated short-time withstand current | kA | 20(2S) |  | |
|  control loop supply voltage | V | 110;220 | ||
| Mechanical life | times | 4000 | ||
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About the goods
Multifunction :Gas Turbine Flow Meter can be used for a variety of liquids, including gasoline, diesel, kerosene, mineral spirit, Stada solvent, heptazenethane, etc
Easy to use :natural gas turbine meter large easy-to-read display, standard 1-1/2-inch inlet and outlet, and national tube taper thread
The natural gas turbine flow meter can be customized for positioning: The flow port provides easy vertical or horizontal positioning
Meter features: 6 to 40 gallons per minute, plus minus 2% accuracy, up to 50 PSI
turbine meter gas replacement: Replacement of model 9011.5
Gas Turbine Flow Meter,natural gas turbine flow meter,natural gas turbine meter,turbine gas flowmeter
Changshu Herun Import & Export Co.,Ltd , https://www.herunchina.com