What can we do for you?
1) Good quality guarantee (2 years).
2) Competitive Price (Factory direct price).
3) Agent service in all the world.
4) On time delivery .
5) We offer sample for free.
6) Professional Technology .
7) Quality Control through the whole Manufacturing process.
a. Check the material before the production .
b. Have the random inspection during the production .
c. Make the 100% inspection before the shipment.
Model Meaning:
YH 10 W - YY - SC Z - OPTIONS
YH ------ Y-indicates porcelain housing, YH-indicates polymer housing
10 ------ 10kA-Discharge current
W ------ W-indicates gapless
YY ------ YY-rated voltage (kv)
SC Z ------ SC-applicable for station class only i.e. 'Z"-2, 3 or 4
OPTIONS ------ 1. IBDD: ground lead disconnecting device Integrated in insulating bracket
2. LBO: I-bracket for mounting c/w bolts, Washers and lead for live terminal
3. CR: corona ring applicable to systenVoltages from 100kv and upwards
4. IBP: insulating base plate
5. BP-base plate only applicable from 40kv Upwards
6. ST12-st-m12 bolt c/w two nuts, washers & spring washer
7. ST26-st-stem type 26 Φ x 100mm top contact
8. ST38-st-stem type 38 Φ x 125mm top contact
1. Corona Rings are STD component for voltages ranging from 100 kV and above.
2. Base Plates with insulating bases are to be only ordered or used when coupling them to Surge Counter applications.
3. Base plates are STD supply for voltages ranging from 42 kV and above.
Working Condition
1. Ambient air temperature: -40ºC ~ +60ºC ;
2. Altitude: ≤ 3000m;
3. Frequency: 48Hz ~ 62Hz;
4. Power frequency voltage applied between terminals of surge arrester must not exceed continuous operating voltage of surge arrester;
5. Earthquake (Seismic) intensity is less than 8 degree;
6. Max. Wind speed is 35m/s;
Model | Rated Voltage kV | Continuous operating voltage (kV rms) | Lightning Impulse Residual voltage Under Norminal DischargeCurrent (≤ vKP) | Line discharge class | Creepage distance mm | 2ms Square Wave Impulse Current Withstand A | 4/10μS High Current Impulse/kV |
YH10W-54 | 54 | 42 | 160 | 2&3 | 1260 | 400 | 100 |
YH10W-60 | 60 | 48 | 178 | 2&3 | 1465 | 400 | 100 |
YH10W-66 | 66 | 52.8 | 196 | 2&3 | 1465 | 400 | 100 |
YH10W-72 | 72 | 57 | 214 | 2&3 | 2255/2780 | 400 | 100 |