Внутренний вакуумный выключатель нагрузки 630A LBS

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Product Overview



FZN25-12D/T630-25 (FZRN25-12D/T125-31.5) Type 10KV 11KV 12KV Indoor High-voltage AC Vacuum Load Break Switch and Switch-fuse Combination

Boerstn FZN25, FZRN25 type vacuum load switch and composite apparatus, suitable for three-phase AC 50Hz ring network or terminal power supply and industrial electrical equipment, for load control and short circuit protection use, load switch open and close the closed loop current, no-load transformer and cable charging current, composite apparatus can break any current till rated short circuit current.
Adopt the straight move or isolating fracture and vacuum interrupter linkage. With function of manual and electric operation.
FZN25, FZRN25 special transmission structure design, arc extinguish chamber only withstand voltage in the moment of closing and breaking, small size, low price.
FZN25, FZRN25 can realize isolation fracture and arc extinguish chamber fracture disposable operating.
FZN25, FZRN25 has a grounding switch mutual linkage grounding valve between the static contact and movable conductive cylinder, ensures safety and convenient maintenance.


The use of environmental conditions
1. Ambient air temperature: upper limit +40 degree, lower limit -25 degree (allow storage at -30 degree), 24h average value is not higher than +35 degree;
2. Altitude: no more than 1000m;
3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%;
4. Earthquake intensity: do not exceed 8 degree;
5. The surrounding air is not corrosive and flammable gas, steam and other significant pollution;
6. No regular violent vibration;
7. Contamination grade: II class;




FZRN25-12D/T125-31.5  125A 31.5KA Vacuum Load Break Switch Combinated with 3 pcs Fuse link

Each one is packaged in a wooden box, G.Weight: 130 kgs /box, box dimension:  110 X 96 x 59 cm





Fuse link for FZN25-12D/T630-25, FZRN25-12D/T125-31.5 Vacuum LBS

3pcs/box, 10kgs/box, box size:30 x 40 x 12cm 

Main Technical Data


Outline Dimension




About us



“BOERSTN ELECTRIC" is engaged in manufacturing,development,service ,solution,maintenance & marketing of H.V./L.V. power distribution equipments,switchgears,transformers,substations..etc .for all over the world. As a leading & professional manufacturer in China,we mainly manufacture below items and supply their electrical accessories:

  • H.V.& L.V.switchgears
  • Power Distribution Board (PDB)
  • M.V solid insulated switchgears (SIS)
  • compact substations /Package substation/kiosk substation
  • single phase & three phase pad mounted transformers(PMT)
  • Gas insulated switchgears(GIS)
  • Cable Brach box 
  • Ring main units (RMU)
  • Oil-immersed transformers and dry type transformers 
  • Vacuum circuit breakers (VCB),Air circuit breakers(ACB),vacuum contactors, vacuum switches

0.0198 s.