Product Description
Russia high voltage 10KV disconnect BHA switches Load break switch BHA-10 / 630A with fuse in switchgear cabinets (KRU)
1. Environmental Conditions
· Suitable Altitude: 1000m ~ 4000m
· Suitable Temperature: -40℃ ~ +45℃
· Relative Humidity: Daily mean ≤95%, monthly mean ≤90%
· No conductivity dust.
· No insulation object with devastating metal and corrosive gas.
· No violent vibration and striking.
· No explosive danger and fire.
2. Technical Data
for russia market
| Name |
Unit |
Date |
|
| Rated Voltage |
KV |
12 |
|
| Rated Frequency |
Hz |
50 |
|
| Rated Current |
A |
400 |
630 |
| Rated Short-Time Withstand Current(Thermally Stable Current) |
KV |
12.5(4s) |
20(2s) |
| Rated Peak Withstand Current (Dynamic Steady Current) |
KA |
31.5 |
50 |
| Rated Closed- Loop Breaking Current |
A |
400 |
630 |
| Rated Active Load Breaking Current |
A |
400 |
630 |
| 5% Rated Active Load Breaking Current |
A |
20 |
31.5 |
| Rated Cable Charging Breaking Current |
A |
10 |
|
| Rated Breaking No-Load Transformer Capacity |
|
1250 |
|
| Rated Short Circuit Closing Current |
KA |
31.5 |
50 |
| Load Current Breaking Times |
Times |
20(100% Load) 35(60% Load) 75(30% Load) 80(5% Load) |
|
| 1 min Power Frequency Withstand Voltage(Effective Value) |
KV |
42 Ground and Phase |
|
| Power Frequency Withstand Voltage (Between Isolation Gaps) |
KV |
48 |
|
| Lightning Impulse Withstand Voltage(Peak) |
KV |
Ground and Phase 75, Isolation Fracture 85 |
|
| Opening and Closing Operation Torque (Force) |
N.m(N) |
90(180) |
100(200) |
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