Product descriptionFN18 air insulated load break switch,with rated
voltage of 12kv or 24kv and AC three phases frequency of 50Hz, is
mainly applied to close and break loading current, over loading
current and short-circuit current in electrical power system.
Earthing and fuse protection are also available if needed.
Technical Specifications
No. Item Unit Data1Rated
voltagekV242Rated CurrentA630/12503Rated FrequencyHz50/604Rated
cable charging breaking currentA805Rated short time withstand
current(1s)kA31.56Rated peak withstand currentkA507Rated power
frequency withstand voltagekV55/708Rated lightning impluse
withstand voltagekV125/1459Pole distancemm170/230/27510Operating
angle on the shaftdegrees13011Arc timems40-60(Note: More
information will be provided if you need) Environmental
Conditions1. Ambient temperature: not higher than +40 ºC, not less
than -15 ºC (at -30 ºC to allow storage and
transportation). 2. Altitude: not exceed 1000m. 3. Earthquake
intensity: not more than 8 degree. 4. Wind pressure:≤700pa 5.
No fire, explosion hazard, serious filthy, chemical corrosion, as
well as places of intense vibration Company introductionZhejiang
Volcano Electrical is a professional factory for prodcuing
10-40.5kV electrical equipments for power transmission, including
all types of indoor&outdoor vacuum circuit breakers, automatic
current recloser, SF6&vacuum load break switch, isolating
switch, earthing switch, air&gas insulated switchgear, vacuum
interrupters, fuse cutouts and lightning arresters. The factory is
located in Yueqing, the famous town for all types of low and high
voltage electrical parts.It occupies square more than 10000m
2, and has developed several international production line. We
have made constant efforts to improve product quality and service.
To offer best quality with our best service to get a win-win
solution is our main principal. Certification CollectionOur company
has get ISO9001, 14001 and 18001 approved. We have passed many type
testing for our prodcuts. ContactAddress: No.211, Weishier Road,
Economic Development Zone, Yueqing, Zhejiang, China Website:
volcano-electrical.en.made-in-china.com
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