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FLN36-12/24/35 Sulfur Hexafluoride Load Switch
Standard Specification

FLN36-12/24/35 type sulfur hexafluoride load switch
FLN36-12/24/35 type sulfur hexafluoride load switch is contain load switch¡¢earthing switch¡¢isolating switch integrated multifunctional medium voltage switchgear¡£
  1.Losd switch and combined electrical apparatus ,consist of each insulating body switch body¡¢Respective spring operating mechanism¡¢Fuse contact base and Fuse action striking trip system ¡£
2.consist upper and lower body of epoxy resin injection£¬constitute inflatable lumen£¬Communal rotating motion of moving contact ,Sequential completion"Unification¡¢Separate¡¢Earthing"Three working states£¬base on hand spring energy storage operating mechanism can increase electric close&open the switch£¬Realize remote control operation£¬For user selection¡£
3.Position Indicator directly moving contact drive shaft connection£¬Instructions Working position of moving contact absolutely reliable¡£
4.Posterior part of body with safety diaphragm£¬while Inside the arc extinguishing chambermay be some kind of acciden  causing excessive pressure£¬Overpressure gas can break through the diaphragm and be released£¬So as to ensure personal safety¡£
5.Load switch and earthing switch¡¢earthing switch and front door , reliable mechanical interlock both¡£

FLN36-12/24/35 Main technical parameters

number

Name Description

unit

12kV      24kV      35kV

1

Rated voltage/Max voltage

kV

10/12      20/24   35/40.5

2

Rated current

A

630        630       630

3

Rated short-circuit closing current

kA

50         63         63

4

Mechanical service life

Once

3000       3000      3000

5

6

1minPower frequency withstand
voltage
Rated lightning impulse withstand voltage

kV

kV

42/48     50/60      85/95

75/85     125/145   185/215

7

Rated dynamic stable current

kA

50         63         63

8

3S Rated short-time withstand current

kA

20         25         25

9

Rated SF6 gas pressure

MPa

0.045       0.045    0.045

 

 

 

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