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Disconnecor for Surge Arrester 33kv
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Disconnecor for Surge Arrester 33kv

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Product Description


Disconnecor for Surge Arrester 33kv
Disconnector for Surge arrester (Lightning arrester),comply the IEC IEEE standard
No. DETAIL UNITS DATA

Type
11kV gapless type metal oxide surge
arrester - Distribution class
1. Nominal  system  voltage kV 11
2. Highest system voltage kV 12
3. Basic Insulation Leve(BIL) kV 95

 
3.   Ratings and type of surge arrester


4. Specification to which surge arrester complies
IEC
60099-4
5. Rated voltage of surge arrester kV 10
6. Nominal, 8/20 µs, discharge current rating of
surge arrester
kA 10
7. Maximum continuous operating voltage of
surge arrester
kV 7.3
8. Gapless or gapped type metal-oxide surge
arrester

Gapless
9. Material of insulation
High temperature vulcanised silicon
rubber
10. Rated frequency of surge arrester Hz 50
11. Design altitude of surge arrester (above sea
level)
m 1 400m
12. Design ambient temperature of surge arrester oC -1 to40
13. Specific creepage distance of surge arrester .mm/kV 25

Automatic earth lead disconnectors
requirements


14. Automatic earth lead disconnectors to be fitted Yes/No YES

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