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Structure and Nomenclature
Structure
D4NS-@A@, D4NS-@B@, D4NS-@E@,
D4NS-@AF-SJ, D4NS-@BF-SJ
Operation
key hole
Terminal 11
Terminal 31 (33)
Model and Contact Configuration
Diagrams Show State with Key Inserted.
Model
Contact
D4NS-@A@
1NC/1NO
D4NS-@AF-SJ
D4NS-@B@
2NC
D4NS-@BF-SJ
D4NS-@C@
2NC/1NO
D4NS-@CF-SJ
D4NS-@D@
3NC
D4NS-@DF-SJ
1NC/1NO MBB *
D4NS-@E@
2NC/1NO MBB *
D4NS-@F@
* MBB (Make Before Break) contacts have an overlapping structure, so that before the normally closed contact (NC) opens, the normally open
contact (NO) closes.
D4NS-@C@, D4NS-@D@, D4NS-@F@,
D4NS-@CF-SJ, D4NS-@DF-SJ
Head
The head can be mounted
in four directions.
Sealing properties
The switch casing ensures IP67
Terminal 12
Terminal 32 (34)
Contact form
Operating pattern
11-12
33-34
11
12
Stroke
Operation
33
34
Key insertion
completion
position
11-12
31-32
11
12
Stroke
Operation
31
32
Key insertion
completion
position
11-12
21-22
11
12
33-34
21
22
Stroke
Operation
Key insertion
33
34
completion
position
11-12
21-22
11
12
31-32
Stroke
21
22
Operation
Key insertion
31
32
completion
position
11-12
33-34
11
12
Stroke
Operation
33
34
Key insertion
completion
position
11-12
21-22
11
12
33-34
21
22
Stroke
Operation
33
34
Key insertion
completion
position
Terminal 11
Terminal 21
Terminal 31 (33)
Note: The 2-conduit types have the same terminal arrangement.
Only NC contacts 11-12 have a
ON
certified direct opening
mechanism.
Extraction
completion
The terminals 11-12 and 33-34
position
can be used as unlike poles.
NC contacts 11-12 and 31-32
ON
have a certified direct
opening mechanism.
Extraction
The terminals 11-12 and 31-32
completion
position
can be used as unlike poles.
NC contacts 11-12 and 21-22
ON
have a certified direct
opening mechanism.
The terminals 11-12, 21-22, and
Extraction
completion
33-34 can be used as unlike
position
poles.
NC contacts 11-12, 21-22, and
31-32 have a certified direct
ON
opening mechanism.
The terminals 11-12, 21-22, and
Extraction
completion
31-32 can be used as unlike
position
poles.
Only NC contacts 11-12 have a
ON
certified direct opening
mechanism.
Extraction
completion
The terminals 11-12 and 33-34
position
can be used as unlike poles.
NC contacts 11-12 and 21-22
ON
have a certified direct opening
mechanism.
Extraction
The terminals 11-12, 21-22 and
completion
33-34 can be used as unlike poles.
position
D4NS/D4NS-SK
Terminal 12
Terminal 22
Terminal 32 (34)
Remarks
6
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