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锘军meta name="keywords" content="姘у寲閿岄伩闆峰櫒,澶嶅悎缁濈紭瀛?璺岃惤寮忕啍鏂櫒,楂樺帇闅旂寮€鍏?鐪熺┖鏂矾鍣?姘у寲閿岀數闃荤墖" />Table1. Main Guaranteed Technical Particulars of MOA which have passed KEMA type test according IEC 60099-4 and ANSI Standard
Typical technical parameter of metal oxide surge arresters |
|||||||||||
S.N |
CHARACTERISTICS |
VALUE |
|||||||||
1 |
System Nominal Voltage, KV |
11 |
12 |
15 |
20 |
33 |
66 |
132 |
66 |
132 |
220 |
2 |
Type code of MOA |
YH10W-12/38 |
YH10W-15/47 |
YH10W-24/75 |
YH10W-30/90 |
YH10W-60/165 |
Y10W-120/312 |
Y10W-60/160 |
Y10W-120/295 |
Y10W-198/495 |
|
3 |
System Highest voltage, KV |
12 |
15 |
18 |
24 |
36 |
72.5 |
145 |
72.5 |
145 |
245 |
4 |
Rated Voltage of Arresters (Ur), KV |
9 |
12 |
15 |
24 |
30 |
60 |
120 |
60 |
120 |
198 |
5 |
Continuous operating voltage (Uc), KV |
7.65 |
10.4 |
12 |
19 |
24 |
48 |
92 |
46 |
92 |
156 |
6 |
Nominal discharge current (In), KA |
5 |
10 |
10 |
10 |
10 |
10 |
10 |
10 |
10 |
10 |
7 |
65 |
100 |
100 |
100 |
100 |
100 |
100 |
100 |
100 |
100 |
|
8 |
2 ms rectangular current, A |
100 |
250 |
250 |
250 |
250 |
500 |
500 |
500 |
1000 |
1000 |
9 |
Steep current Impulse Residual Voltage, kV |
32 |
42 |
40 |
81 |
99 |
175 |
330 |
175 |
330 |
580 |
10 |
Lightning Impulse Residual Voltage, kV 5KA 10KA 20KA |
25 28 34 |
35 38 43 |
42 47 55 |
68 75 81 |
85 90 101 |
150 165 175 |
85 90 101 |
150 160 175 |
275 295 315 |
450 485 525 |
11 |
Switching Current Impulse Residual Voltage, kV |
21 |
27 |
27 |
58 |
69 |
130 |
260 |
130 |
280 |
455 |
12 |
Line Discharge Class |
鈪燑/p> |
鈪燑/p> |
鈪燑/p> |
I |
I |
II |
II |
鈪↑/p> |
鈪↑/p> |
鈪↑/p> |
13 |
Pressure Relief Class |
B, 20 |
B, 20 |
B, 20 |
B, 20 |
B, 20 |
B, 20 |
B, 20 |
A, 40 |
A, 40 |
A, 40 |
14 |
Insulation Impulse withstand voltage, kV |
95 |
95 |
95 |
125 |
170 |
325 |
550 |
325 |
650 |
1050 |
15 |
Power frequency withstand voltage, kV |
35 |
35 |
55 |
75 |
95 |
140 |
275 |
140 |
275 |
460 |
16 |
Max. External RIV, V |
鈮?00 |
鈮?00 |
鈮?00 |
鈮?00 |
鈮?00 |
鈮?00 |
鈮?00 |
鈮?00 |
鈮?00 |
鈮?00 |
17 |
Max. Partial Discharge, PC |
鈮?0 |
鈮?0 |
鈮?0 |
鈮?0 |
鈮?0 |
鈮?0 |
鈮?0 |
鈮?0 |
鈮?0 |
鈮?0 |
18 |
Creepage distance, mm |
370 |
386 |
520 |
600 |
1007 |
1800 |
4130 |
2450 |
4630 |
7000 |
NOTE: If arrester with porcelain housing, type code should not include “H”, for example, Y5W-9/27 stands for 9kV 5kA surge arrester with porcelain housing. We can produce both in porcelain housing and polymeric housing |