Siemens SENTRON 3WL Reference Manual page 40

3WL Air Circuit Breakers
3WL Air Circuit Breakers/Non-Automatic Air Circuit Breakers up to 6300 A (AC)
Project planning aids
Size I, up to 1600 A, 3- and 4-pole, withdrawable version
Standard version
Horizontal connection
320
270
4) 5)
NSE0_00621a
13 30
10)
210 55
300
382,5
367,5
327
NSE0_00624c
9
3)
14
Ø
10)
27
220 45
42
58
88,5
121,5
140,5
55 55 55 55
Ø 13,5
11)
139 68
270 25
320
410
350
260
3)
15
10) 10)
55
90 90 90
Rated circuit breaker current a
A
Up to 1000 10
1250 ... 1600 15
For safety clearances to grounded parts and to live parts see
page 38.
For flange connections see following page.
40 Siemens · 2009
Optional connection variants
Front connection (single)
c
Front connection (double hole)
according to DIN 43673
2)
7) 8)
9)
6)
c
Vertical connection
11)
Ø 13,5
NSE00628a
——— 4-pole version
2) For guide frame without arc chute cover, arc quenching space facing grounded or
non-conductive surfaces.
3) Grooves (4 mm wide, 5 mm deep) for supporting phase barriers in the system.
4) Auxiliary connector with SIGUT screw terminals.
5) Auxiliary connector with spring-loaded connection.
6) Dimension to inside surface of the closed cabinet door.
7) SENTRON 3WL in connected position.
8) SENTRON 3WL in test position.
9) SENTRON 3WL in disconnected position.
10) Fixing holes 10 mm.
11) Terminal face.
b c
10 10
15 15
62,5
1 3 , 5
6
169,5
62,5
1 3 , 5
6
169,5
38
3 )
150
165
1 5
3 5 0
2 6 0
5 5 5 5 5 5 5 5
1 1 )
3 )
1 5 9 0 9 0 9 0
3 5 0
2 6 0
5 5 5 5 5 5 5 5
1 1 )
1 5 9 0 9 0
9 0
3 5 0
2 6 0
b
9 0 9 0 9 0