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Technical Resources

3. GUIDE FOR BUSBAR HOLDERS WITH COPPER BUSBARS
3.1 COPPER MAIN AND DISTRIBUTION BUSBAR TEMPERATURE RISE TESTED DATA

Rated current Busbars Busbar size
Busbar holder series
2
(A) per phase (mm )
800 2 10x20
400 1
1000 2 10x30
1400 1 2
1250 2 10x40
UBH 1750 2
10x50
1840 1 2
1600 2
10x60
2000 1 2
2500 2 10x80
2500 2 10x100
1250 2 10x40
1600 1 2 10x50
1600 2
10x60
2000 1 2
2500 2
OMH 10x80
3200 3
2500 2
4000 1 3
10x100
4000 4
6100 6
1288 3 10x20
400 1 10x30
BH 1250 2 10x40
Single 800 1 10x50
1600 2 10x60
1600 2 10x80
2500 2 10x80
2500 2
BH 3200 1 2
Double 3200 3 10x100
4000 4
4000 6
1600 2 10x40
1600 2 10x50
2500 2 10x80
MAB
3200 2
10x100
4000 4
5000 4 10x120

MABHT 7100 4 10x200

1 Applicable only: When busbars fitted at bottom of a panel in II Cu orientation or as a vertical dropper.

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