3 Phase Polymeric Surge Lightning Diverter Self Standing for Transmission Line
3 Phase Polymeric Lightning Surge Diverter for Transmission Line
Description:
Polymeric Surge Arresters can be applied to a variety of systems including substation equipment, AC-DC converters, railway power system and power distribution units ranging from 0.25kV to 765kV systems. These surge arresters demonstrate excellent protection properties.
Applications:
1. Distribution networks
2. Transmission line
3. Substation
4. Railway power station
5. Alternator and electromotor
Specifications:
| Type | YH10W5-9/24 |
| Rated voltage---------kV | 9 |
| MOCV ----------------kV | 7.65 |
| Nominal Current-------kV | 10 |
| Residual voltage of steep impulse----at 5kA(kV) | 26.7 |
| 8/20µS Residual voltage of lightning impulse current kV(Peak value)-----at 5kA(kV) | 24.7 |
| Residual voltage of switching impulse current kV (peak value)----at 1kA (kV) | 18.7 |
| 1mA D.C reference voltage (kV) | 12.7 |
| Line discharge level | 1 |
| 2mS long duration impulse current A | 400 |
| 4/10µS High current impulse kA | 100 |
| Lightning impulse withstand kV | 95 |
| Power frequency voltage withstand(dry/wet)kV | 28 |
| 0.1S TOV--------------kV | 10.8 |
| 1S TOV----------------kV | 10.35 |
| 10S TOV---------------kV | 9.9 |
| 1200S TOV-------------kV | 9 |
| Creepage distance ----mm | 338 |
| Material employed in series non-linear resistor | Zinc Oxide |
Working condition:
1) Environment temperature: -40--+40 degree
2) altitude: <1000m
3) 48HZ
4) Power frequency voltage should not be more than continuous running voltag
5) Max wind speed should be less than 35m/s
6) Earthquake intensity should be less than 7 degree
7) If used in contamination area, should be noted in advance.
Note:
1 Applicable stardand:IEC,ANSI,GB and other international standard
2 Normal colour of the surge arrester: red, gray and brown.
3 Special design according customer’s requirement.
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