Indoor Sf6 Load Break Switch Disconnector Switch 12kv 24kv 36kv
Product Description
GSC-12/24/36kV serie is 3 position SF6 load break switch designed for indoor and outdoor medium voltage switchgear-air insulated panel,adopted SF6 gas as arc-extinguishing and insulation medium, The epoxy resin enclosure ensures good insulation and resistance to moisture and environmental pollution.
GSC can be operated manually or electrically, with optional grounding function.
This switch is compact, easy to install, and maintenance free, suitable for a wide range of applications.
It can also be used in conjunction with vacuum circuit breakers to achieve excellent performance and favorable cost.
Satisfaction Detail
Item NO. |
Name |
Unit |
Technical parameters |
Load break switch panel |
1 |
Rated Voltage Un |
kV |
12 |
24 |
36 |
2 |
Rated Frequency |
Hz |
50 |
50 |
50 |
3 |
Rated Current |
A |
630 |
630 |
630 |
4 |
Rated Load Breaking Current |
A |
630 |
630 |
630 |
5 |
Rated Short Time Withstand Current(rms) |
kA |
20 |
20 |
20 |
6 |
Rated Short Time Duration |
s |
3 |
3 |
3 |
7 |
Rated Peak Withstand Current |
kA |
50 |
50 |
50 |
8 |
Rated Closed Switch - Off Current |
A |
630 |
630 |
630 |
9 |
Rated Cable Charging Breaking Current |
A |
10 |
10 |
10 |
10 |
Rated Active Load Breaking Current |
A |
630 |
630 |
630 |
13 |
Earthing Switch 2s Short Time Withstand Current |
kA |
20 |
20 |
20 |
14 |
Rated Short-Circuit Current Making Times |
times |
2 |
2 |
2 |
15 |
Rated Current Breaking Times |
times |
10 |
10 |
10 |
16 |
Mechanical Endurance |
Load Break Switch |
times |
3000 |
3000 |
3000 |
Earthing Switch |
times |
2000 |
2000 |
2000 |
17 |
SF6 gas anual leakage rate≤ |
|
/year |
0.10% |
0.10% |
0.10% |
18 |
Rated Insulation Level |
Unit |
Technical parameters |
1min Power Frequency withstand voltage(rms) |
On isolating distance |
kV |
48 |
60 |
110 |
Phase to Phase |
kV |
42 |
50 |
85 |
Phase to Earth |
kV |
42 |
50 |
85 |
Lightning impulse withstand voltage(peak) |
On isolating distance |
kV |
85 |
145 |
215 |
Phase to Phase |
kV |
75 |
125 |
185 |
Phase to Earth |
kV |
75 |
125 |
185 |
Service Environment
- Air Temperature: Maximum temperature of +40ºC, minimum temperature of -5ºC.
- Humidity: Monthly average humidity of 95% and daily average humidity of 90%.
- Altitude: Maximum installation altitude of 2500m above sea level.
- Ambient Air: Should not be apparently polluted by corrosive and flammable gas or vapor.
- No Frequent Violent Shake: The load switch should not be subjected to frequent violent shaking.
Operation mechanism
Using spring operating mechanisms:
There are single spring and double spring -2 types of mechanisms for your choice.
Both types could become motorized by mounting a motor part.
"Warmly wecome to Send us any enquiries anytime
Structure
The enclosure is a perfect sealing system,at the rear of this gas tank, there is a valve for pressure relief when the arc fault leads to the overpressure of SF6 gas.
We supply:
1).The whole switchgear
2) SF6 load break switch top unit
2).12kv,24kv indoor sf6 load break switch (phase distance:210mm, 275mm )
3).36kv indoor sf6 load break switch
5). Load break switch + fuse combination lower unit
Packaging & Shipping
A. Packaging
Our standard package way is carton or wooden package according to customers' requirements.
- Shipping
Each product is strictly tested before packing for delivery..
We're always ready to help arrange air/express/sea/ shipping.
Company Information
With the advanced technology support from our UK partner,with rich industrial and exporting experience,GRENO is focused on producing a fully range of power distribution and protection products and their electrical accessories up to 36kV (suitable for indoor and outdoor usage) as following:
Whole set medium voltage switchgear
12kV, 24kV, 36KV load break switches
Automatic reclosers
switche disconnectors
Current transformers
Protection relay
power automation systems
Vacuum circuit breakers
For many years,we've been exporting to many countries in Asia,Europe, Middle East,America and Africa, Our products were mainly exported to Europe and our quality has won their deep trust and very good comments.
FAQ
1. How long is the warranty period?
Normally 12 months warranty period.
1. What payment term do you accept?
T/T,west union and others upon request.
4.How to place order?
Please send us your detailed requirements and we
3.How about type test?
Our client passed type test in Europe, and we also type tested in China.
"Warmly wecome to Send us any enquiries anytime"