WEG ABW Series, Инструкция по эксплуатации

Страница: 11 / 164

www.weg.net
ABW - Air Circuit Breaker | 11
1.2.3 Relative humidity
≤ 85% @ 40 ºC.
≤ 90% @ 20 ºC.
1.2.4 Presence of gases
H
2
S ≤ 0.01 ppm; SO
2
≤ 0.01 ppm.
1.2.5 Installation - minimum instalation distance and insulation voltage
Figure 1.1:
Type A B
Fixed N/S 50 150
Draw out N/S 50 150
Table 1.3:
NOTE!
The aforesaid minimum distances also apply to the accessories installed at the side of the circuit breaker, such
as the mechanical interlocking and modules.
Figure 1.2:
Insulation voltage (Ui) Minimum insulation of distance X (mm)
600 V 8
1,000V 14
Table 1.4: