WEG ABW Series, Instruction Manual

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10 | ABW - Air Circuit Breaker
1.2 SERVICE CONDITIONS
1.2.1 Ambient temperature
„
Operation: -5...40 ºC, with an average of 24h of up to 35 ºC. In order to apply the ABW circuit breakers with
a temperature above 40 °C, consider the maximum values of nominal current presented in the table below:
Circuit
breaker
Maximum
current @
40 ºC (A)
Terminals
of circuit
breaker
(mm)
Recom-
mended
bars
(mm)
Nominal current (A)
Terminals of position
Horizontal Vertical
Ambient temperature Ambient temperature
40 ºC 45 ºC 50 ºC 55 ºC 60 ºC 40 ºC 45 ºC 50 ºC 55 ºC 60 ºC
ABW06D.. 630
50x15
50x10
630 630 630 630 630 630 630 630 630 630
ABW08D.. 800 800 800 800 800 800 800 800 800 800 800
ABW10D.. 1,000
(2x)
50x10
1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000
ABW13D.. 1,250 1,250 1,250 1,250 1,250 1,250 1,250 1,250 1,250 1,250 1,250
ABW16D.. 1,600 1,600 1,600 1,600 1,550 1,550 1,600 1,600 1,600 1,600 1,550
ABW20E.. 2,000
75x20
(2x)
80x10
2,000 2,000 2,000 2,000 2,000 2,000 2,000 2,000 2,000 2,000
ABW25E.. 2,500
(3x)
80x10
2,500 2,500 2,500 2,400 2,300 2,500 2,500 2,500 2,450 2,350
ABW32E.. 3,200
(4x)
80x10
3,200 3,200 3,100 3,000 2,900 3,200 3,200 3,150 3,050 2,950
ABW40E.. 4,000
(3x)
100x10
(4x)
100x10
4,000 4,000 3,900 3,800 3,650 - - - - -
.
(2x)
125x15
(3x)
120x10
- - - - - 4,000 4,000 3,950 3,900 3,850
ABW50F. 5,000
(2x)
125x20
(4x)
120x10
5,000 5,000 4,900 4,800 4,700 5,000 5,000 4,950 4,850 4,750
ABW63G. 6,300
(2x)
150x20
(4x)
160x10
6,300 6,300 6,200 6,100 6,000 6,300 6,300 6,250 6,150 6,050
Table 1.1:
„
Storage:
-20...60 ºC.
1.2.2 Altitude of installation
≤ 2,000 m. In order to apply the ABW circuit breakers in altitudes above 2,000 m, apply the nominal current and
voltage reduction factors presented in the table below.
Altitude (m) 2,000 3,000 4,000 5,000
Insulation voltage (V) 1,000 900 700 600
Maximum operational voltage (V) 690 590 520 460
Current correction factor 1 x In 0.99 x In 0.96 x In 0.94 x In
Table 1.2: