Siemens SENTRON 3WL10 - Page 147

Application planning
4.1 Types of installation and installation locations
3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Manual, 10/2018, L1V30499596002-01
145
for
● Rear horizontal main circuit connection
● Rear bus connectors broadened
Rated opera-
tional current
I
n
[A]
Min. cop-
per cross
section
[mm
2
]
Ambient temperature
< 40 °C
45 °C
50 °C
55 °C
60 °C
65 °C
70 °C
800 500
800
800
800
800
800
750
700
100% 100% 100% 100% 100% 94% 88%
1000 600
1000
1000
1000
971
942
885
827
100%
100%
100%
97%
94%
88%
83%
1250 800
1250
1250
1250
1184
1118
1049
980
100%
100%
100%
95%
89%
84%
78%
1600 1000
1600
1541
1481
1417
1352
1281
1209
100%
96%
93%
89%
85%
80%
76%
for
● Broadened bus connectors
● Straight bus connectors extended
Rated opera-
tional current
I
n
[A]
Min. cop-
per cross
section
[mm
2
]
Ambient temperature
< 40 °C
45 °C
50 °C
55 °C
60 °C
65 °C
70 °C
800 500
800
800
800
766
730
693
653
100%
100%
100%
96%
91%
87%
82%
1000 600
1000
1000
961
920
877
832
784
100%
100%
96%
92%
88%
83%
78%
1250 800
1250
1205
1157
1108
1056
1002
945
100%
96%
93%
89%
85%
80%
76%
1600 1000
1400
1350
1296
1240
1183
1122
1058
88%
84%
81%
78%
74%
70%
66%