| Max. Voltage: | 12KV |
|---|---|
| Max. Current: | 31.5KA |
| Model Number: | JN15-12 |
| Brand Name: | Jucro |
| Place of Origin: | China (Mainland) |
| Rated voltage: | 12KV |
Quick Details
Specifications
1. Introduction
JN15 12 kv series indoor high voltage earthing switch is a compositional type, and the technical parameters is corresponding to the requirements of IEC62271-102:2002. It is applicable for three-phase power system of 3-12kv, AC 50HZ. It can be used together with many types high voltage switchgear as a earthing protection unit.
2. Applicable environment
2.1 Altitude should not exceed1000m
2.2 The ambient temperature:-25℃~ +40℃
2.3 The seismic intensity should not exceed 8 degree.
2.4 Relative humidity should not exceed 95%, monthly average value should not exceed 90%.
2.5 Pollution degree: Ⅱ
Main technical parameters
|
Item |
Unit |
Data |
||
|
Rated voltage |
KV |
12 |
||
|
Rated short-time withstand current |
KA |
31.5 |
||
|
Rated short-circuit duration time |
S |
4 |
||
|
Rated making current |
KA |
80 |
||
|
Rated withstand current(peak value) |
KA |
80 |
||
|
Pole to pole distance |
mm |
150,210,230,250,275 |
||
|
Rated insulation level |
Power frequency withstand voltage(1 min) |
KV |
To earth, phase to phase |
42,48 |
Dimensions
|
Model No. |
L |
E |
C |
|
JN15-12/31.5-210 |
655 |
210 |
516 |
|
JN15-12/31.5-230 |
710 |
230 |
556 |
|
JN15-12/31.5-250 |
760 |
250 |
596 |
|
JN15-12/31.5-275 |
810 |
275 |
646 |