IMO Technical Brochure

8 www.imopc.com + [e-mail] ( 01707 414 444
11
Switching Configurations
Type 2-pole
2-pole
4 parallel poles
4-pole
2-pole
4 poles in series
Input on top
Output bottom
2-pole
4 poles in series
Input and
Output bottom
2-pole
4 poles in series
Input and
Output on top
SI16 2 2H 4 4S 4T 4B
SI25 2 2H 4 4S 4T 4B
SI32 2 2H 4 4S 4T 4B
SI38 2 2H 4 4S 4T 4B
SI40 2 2H 4 4S 4T 4B
SI55 2 2H 4 4S 4T 4B
Contacts
Wiring
Diagram
Switching
example
2 4
1 3
+ -
2 4
1 3
6 8
5 7
+ -
2 4
1 3
6 8
5 7
+ -- +
2 4
1 3
6 8
5 7
+ -
2 4
1 3
6 8
5 7
+ -
2 4
1 3
6 8
5 7
+ -
Type 6-pole
2-pole
6 parallel poles
8-pole
2-pole
8 parallel poles
SI16 6 3H 8 4H
SI25 6 3H 8 4H
SI32 6 3H 8 4H
SI38 6 3H 8 4H
SI40 - - - -
SI55 - - - -
Contacts
Wiring
Diagram
Switching
example
2 4
1 3
6 8
5 7
2 4
1 3
2 4
1 3
6 8
5 7
2 4
1 3
2
1
4
3
6
5
8
7
4
3
6
5
8
7
2
1
2
1
4
3
6
5
8
7
4
3
6
5
8
7
2
1
+ - + - + -
+
-
+ + + +- - - -
+
-
Insulated Jumper for series and parallel switching of contacts
Type Jumper Pack Weight
SI16, SI25, SI32, SI38 SIV-B1 100 6.6g/pc.
SI40, SI55 SIV-B2 100 9.64g/pc.
Country RoHS USA, UL508i US, Canada, UL508 Europe CE CCC China IEC CB Europe
SI16
SI25
SI32
SI38
Pending Pending
SI40
Pending Pending
SI55
Pending Pending
RoHS
Approvals