Rockwill Electric Group
SC6-24kV SF6 load break switch
SC6-24 SF6 load break switch, an switchgear with the rated voltage of 12kV/24kV/36kV, adopted with SF6 gas as an arc-extinguishing and insulation medium, including the three contactors for switching-on and switching-off and to ground. ...

Detailed description

  • Description
  • Technical data of SC6 indoor sf6 load break switch
  • Outline dimension & installation sizes of SC6 indoor sf6 load break switch
  • Ordering instruction of SC6 indoor sf6 load break switch

General:

SC6-24 SF6 load break switch, an switchgear with the rated voltage of 12kV/24kV/36kV, adopted with SF6 gas as an arc-extinguishing and insulation medium, including the three contactors for switching-on and switching-off and to ground, and is characteistic in its small volume, its convenient for installation and operation and its the great adaptability with surroundings.

SC6-24 SF6 load break switch and RLS-24D of SF6 load switch plus fuse combination can function to protect and control the electric equipments for power supply and transformer substations especially being suitable for ring net cabinet, cable branch cabinet and distribution switching substation.
SC6-24 SF6 load break switch and RLS-24D load switch plus fuse combination are complied withthe standards of GB3804-1990, IEC60256-1,1997, GB16926, IEC60420 etc..

 

Service environment:
a) Air temperature
Maximum temperature: +40℃; Minimum temperature:-5℃
b) Humidity
Monthly average humidity 95%; Daily average humidity 90%.
c) Altitude above sea level
Maximum installation altitude: 2500m
d) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
e) No frequent violent shake

Note: For short circuit breaking and peak current isbased on Fuseplus combination.

No
Item
Unit
Parameter
1
Rated voltage
kV
24
2
Rated frequency
Hz
50/60
3
Rated current
A
630/800
4
wet
 
1min Power frequency  withstand voltage
dry
 
kV
50
 
60
5
Lightning impulse withstand voltage
kV
125/150
6
Rated short circuit breaking current (peak)
kA
Acc to CB & Fuse
7
Rated activeload and close circuit breaking current
A
630
8
Rated transferring current
A
1200
9
Rated short circuit making current (peak)
kA
40
10
Rated cable(line) charging breaking current
A
50 and 10
11
Cable charge breaking current in earthing fault
A
20
12
Rated withstand current (peak)
kA

 

40
13
Short time withstand current (2s)
kA
25
14
Mechanism life
times
2000

drawing of  SC6 indoor sf6 load break switch

Matters need attention

It is NOT allowed to disassembly the self-sealed valve in front of switch( connecting end of meter).

It is NOT allowed to unload the seal screws on switch at any time.

 

Ordering Instructions

1. Belowing terms should be marked while ordering:

Model number, product name and quantity.

Model of operating mechanism.

Provide the rated voltage specification if motorization operating is required.

For load break switch + fuse combination, fuse model and specification is required.

Other special requirements.

2. Documents with product from manufacturer:

Certificate of qualification.

Testing report for products.

Packing list.

Other technical documents.

 

Notice: All technical specification same as SC6. Except the installation sizes.

Technical Service:

ROCKWILL®, China. Provide with best support

Tel: 0086-577-27869969

Email: barry@rockwill.cn

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