2.Complied with IEC60420,totally maintenance free.
3.Anti-corrosion enclosure and perfect tightness make them suitable for various places.
4. Before dispatch ,each single set RMU is strictly routine tested.
|Number of poles||3|
|Rated operating voltage||kV||24|
|Industrial withstand voltage (50 Hz / 1 min)|
|-Phase - Earth||kV||50|
|-Between Open contacts||kV||60|
|Keeping shock wave voltage (1.2 / 50 microseconds)|
|-Phase - Earth||kV||125|
|-between Open contacts||kV||145|
Highest temperature :+ 40ºC
Highest temperature: +35ºC(24hours average value)
Lowest temperature: -20ºC
The maximum average relative humidity
Measured over 24 hours : ≤95%
Measured over 1 month: ≤90%
Altitude above sea level: ≤2700 meters
Gas leakage rate: ≤1‰
11Kv 13.8KV 15Kv 20KV 24KV 33KV 36KV SF6 AIS GIS Air Gas Insulated RMU Ring Main Unit Switchgear
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
power automation systems
Vacuum circuit breakers
For many years,weve 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.
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“