Heat Dissipation - ABB SafeGear Technical And Application Manual

T E C H N I C A L A N D A P P L I C AT I O N G U I D E
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Heat dissipation

All frame styles
To calculate the total heat dissipation, in watts by
frame, select the proper element from the
adjoining table for SafeGear components.
Breakers can be either ADVAC or AMVAC and are
assumed to operate at full rated current.
5-15 kV ADVAC Device or CB
and AMVAC CBs
1200 A CB 413
2000 A CB 845
3000 A CB 845
4000 A CB 1502
CTs (sets of 3)
600:5 23
1200:5 45
2000:5 75
3000:5 113
4000:5 150
Auxiliary frames 150
Main bus per frame
1200 A 108
2000 A 180
3000 A 115
4000 A 204
CPTs
CPT - 5 KVA, 1 60
Phase
CPT - 10 KVA, 1 115
Phase
CPT - 15 KVA, 1 175
Phase
CPT - 25 KVA, 1 295
Phase
CPT - 50 KVA, 1 450
Phase
CPT - 45 KVA, 3 520
Phase
CPT - 75 KVA, 3 885
Phase
Heaters - 300 75
WATT heater at 75
WATTS (each)
Note: All values are in watts
45
Bussing and Total
enclosure
713 1426
1145 2290
1520 3040
2702 5404
45
90
150
225
300
300
216
360
230
409
120
230
350
590
900
1040
1770
75