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294 CSI Section 16160
Siemens Electrical Products and Systems
Specification Guide
AC Controls
15
General
AC Controls
Compact Magnetic Contactors Lighting
2-4 Pole 5-8 Pole
Open Type
9-16 Pole
Wiring Diagrams (Typical)
Optional
Power
Poles
Poles
Contacts
Normally
Open
Normally
Closed
Nema 1
General Purpose
Cat No.
0
0
0
1
Table 15.19 21WE 2-12 Pole
21WE20B*
21WE30B*
21WE40B*
21WE31B*
Open Type
Cat No.
21WE20A*
21WE30A*
21WE40A*
21WE31A*
2
0
2
0
21WE22B*
21WE60B*
21WE42B*
21WE80B*
21WE22A*
21WE60A*
21WE42A*
21WE80A*
2
4
0
2
21WE62B*
21WE44B*
21WE90B*
21WE72B*
21WE62A*
21WE44A*
21WE90A*
21WE72A*
4
0
2
4
21WE54B*
21WE100B*
21WE82B*
21WE64B*
21WE54A*
21WE100A*
21WE82A*
21WE64A*
2
3
4
4
4
6
6
8
8
8
9
9
9
10
10
10
12
12
12
2
3
4
3
2
6
4
8
6
4
9
7
5
10
8
6
12
10
8
0
2
4
21WE120B*
21WE102B*
21WE84B*
21WE120A*
21WE102A*
21WE84A*
Type 50 Hz Part No.
1 NO
1 NC
2 NO
1 NO & 1 NC
Table 15.20 Adder Decks
21WS10
21WS01
21WS20
21WS11
2 NC
2 NO
2 NC
4 NO
21WS02
21WT20
21WT02
21WT40
2 NO & 2 NC
4 NC
21WT22
21WT04
Side Mounted Light Power Pole
Top Mounted Light Power Pole
Table 15.21 2-12 Pole Dimensions
No. of
Poles A B B
1
CC
1
Dimensions in Inches (mm)
2–4
4.88
(124)
2.00
(51)
—
3.44
(87)
—
6–8
4.88
(124)
2.00
(51)
—
10–10
4.88
(124)
4.50
(114)
4.50
(114)
2.25
(57)
—
——
Electrically Held, 20A 60H
z
480VAC Max Tungsten, 600VAC Ballast