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Operatingconditions
1.The ambientair temperatures isno higher than +40℃no lowerthan-40℃;
2.The altitude above sea level dose not exceed 1000-2000m(the plateau ares should be indicated when ordering);
3.AC systen frequency is 50Hz or 60Hz
4.Thepower frequengy voltage aplied to the arrester for a longtime does not exceed the continuous workingvoltageofthe arrester
5.Maximum wind speed does not exceed 35m/s
6.The earthquake intensity does not exceed 7 degrees;
7.The filthy areashould be givendear indication.
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1. The ambient air temperatures is no higher than +40℃,no lower than -40℃ ;
2. The altitude above sea level dose not exceed 1000-2000m(the plateau ares should be indicated when ordering);
3. AC systen frequency is 50Hz or 60Hz;
4. The power frequency voltage applied to the arrester for a long time does not exceed the continuous working voltage of the arrester;
5. Maximum wind speed does not exceed 35m/s;
6. The earthquake intensity does not exceed 7 degrees;
7. The filthy area should be given clear indication.
The zinc oxide arrester is applied to protect the electrical equimpent in AC power system against the damage resulted from atmospheres over-voltage and operational over-voltage.
The technical performance of the product confirms to GB11032-2000, IEC60099-4,IEEE.C62.11 standard technical requirements.
Type | System Rated voltage KV(rms) |
Arrester Rated voltage KV(rms) |
Continuous Rated voltage KV(rms) |
DC1mA voltage (kv) |
Lightning Impulse residual voltage (kv) |
Steep wave Impulse residual voltage (kv) |
2ms square wave Impulse current withstand (A) |
HYWS -3.8/17 | 3 | 3.8 | 2.4 | 7.5 | 17 | 19.6 | 100 |
HYWS -7.6/30 | 6 | 7.6 | 4 | 15 | 30 | 34.5 | 100 |
HYWS -12.7/50 | 10 | 12.7 | 6.6 | 26 | 50 | 57.5 | 150 |
HYWS17/50 | 10 | 17 | 13.6 | 26.5 | 50 | 57.5 | 150 |
HYWZ-7.6/27 | 6 | 7.6 | 4 | 14.5 | 27 | 31 | 200 |
HYWZ-12.7/45 | 10 | 12.7 | 6.6 | 24 | 45 | 51.8 | 200 |
HYWZ-17/45 | 10 | 17 | 12.7 | 24 | 45 | 51.8 | 200 |
HYWZ-42/134 | 35 | 52 | 40.8 | 78 | 134 | 154 | 400 |
HY2.5WD-7.6/19 | 605 | 7.6 | 4.8 | 11.5 | 19 | 21.9 | 200, 400 |
HY2.5WD-12.7/31 | 10.5 | 12.7 | 6.6 | 19 | 31 | 35.7 | 200, 400 |
HY2.5WD-16.7/40 | 13.8 | 16.7 | 9 | 25 | 40 | 46 | 400 |
HY2.5WD-19/45 | 15.7 | 19 | 10 | 28.5 | 45 | 51.8 | 400 |
HY5WR-7.6/27 | 6 | 7.6 | 4.8 | 13.8 | 27 | 20.8 | 400 |
HY5WR-12.7/45 | 10 | 12.7 | 6.6 | 23 | 45 | 35 | 400 |
HY5WR-42/134 | 35 | 52 | 23.4 | 73 | 134 | 105 | 400 |
Take HY5WS-17/50 as an example: H-Compound coat in organism ;Y-Metals oxide lightning arrester; 5-The mark calls to turn on
electricity the electric current(KV);W-TheW mean to have no clefthe C means to establish the cleft; S-The S means to go together
with the electricity; Z electricity stands; D electrical engineering type; R electric capacity type 17-Avoiding the thunder sum settles the electric voltage(KV)50-
The mark calls to turn on electricity electric current bottom biggest press(KV).