Siemens SENTRON 3WA1 - Page 522

Integration in power distribution equipment
7.3 Derating in the power distribution equipment
3WA1 air circuit breaker
520 Equipment Manual, 02/2023, 92310000002-06
Withdrawable, IP31/IP41 - ventilated
Control panel dimensions H x W x D [mm]:
2200 x 600 x 600 (1 circuit breaker),
2200 x 600 x 800 (2 circuit breakers or 3 circuit breakers ≤ 1000 A),
2200 x 600 x 1200 (3 circuit breakers ≤ 1600 A)
Rated
current
Conductor cross-
section
Number
of 3WAs
Max. operational current at ambient temperature
20 °C
25 °C
30 °C
35 °C
40 °C
45 °C
50 °C
630 A
1 x 60 mm x 10 mm
1
630 A
630 A
630 A
630 A
630 A
630 A
630 A
2
630 A
630 A
630 A
630 A
630 A
630 A
630 A
3
630 A
630 A
630 A
630 A
630 A
630 A
630 A
800 A
1 x 60 mm x 10 mm
1
800 A
800 A
800 A
800 A
800 A
800 A
800 A
2
800 A
800 A
800 A
800 A
800 A
800 A
800 A
3
800 A
800 A
800 A
800 A
800 A
800 A
800 A
1000 A
1 x 60 mm x 10 mm
1
1000 A
1000 A
1000 A
1000 A
1000 A
1000 A
1000 A
2
1000 A
1000 A
1000 A
1000 A
985 A
960 A
935 A
3
1000 A
1000 A
985 A
960 A
935 A
905 A
875 A
1250 A
2 x 40 mm x 10 mm
1
1250 A
1250 A
1250 A
1250 A
1250 A
1250 A
1250 A
2
1250 A
1250 A
1250 A
1250 A
1210 A
1170 A
1130 A
3
1250 A
1250 A
1210 A
1170 A
1130 A
1090 A
1050 A
1600 A
2 x 50 mm x 10 mm
1
1600 A
1600 A
1600 A
1600 A
1600 A
1550 A
1510 A
2
1540 A
1500 A
1460 A
1420 A
1390 A
1350 A
1320 A
3
1460 A
1420 A
1390 A
1350 A
1320 A
1280 A
1240 A
2000 A
3 x 50 mm x 10 mm
1
1980 A
1930 A
1890 A
1840 A
1790 A
1740 A
1690 A
2
1890 A
1840 A
1790 A
1740 A
1690 A
1640 A
1590 A