Safety-door Switch
Multi-contact, Labor-saving, En vironment-
friendly, Next-generation Safety-door Switch
• Lineup includes three contact models with 2NC/1NC and 3NC
contact forms in addition to the previous contact forms 1NC/
1NO, and 2NC.
• M12-connector models are available, saving on labor and sim-
plifying replacement.
• Standardized gold-clad contacts provide high contact reliability.
• Applicable to both standard loads and micro loads.
• Free of lead, cadmium, and hexavalent chrome, reducing the
burden on the environment.
D4NS
Model Number Structure
Model Number Legend
Switch
Operation Key
D4NS-
1 2 3
1. Conduit/Connector size
1: Pg13.5 (1-conduit)
2: G1/2 (1-conduit)
3: 1/2-14NPT (1-conduit), North America
4: M20 (1-conduit)
5: Pg13.5 (2-conduit)
6: G1/2 (2-conduit)
7:
1/2-14NPT (M20 2-conduit with 1/2"-14NPT adapter
included), North America
8: M20 (2-conduit)
9: M12 connector (1-conduit)
2. Built-in Switch
A: 1NC/1NO (slow-action)
B: 2NC (slow-action)
C: 2NC/1NO (slow-action)
D: 3NC (slow-action)
E: 1NC/1NO (MBB contact)
F: 2NC/1NO (MBB contact)
3. Head Mounting Direction
F: Four mounting directions possible (Fr ont-side mounting at
shipping)
Note:
An order for the head part or the switch part alone cannot be
accepted. The Operation Key is sold separately.
D4DS-K
1
1. Operation Key Type
1: Horizontal mounting
2: Vertical mounting
3: Adjustable mounting (Horizontal)
5: Adjustable mounting (Horizontal/ Vertical)
157
D4NS
D4NS
Ordering Information
s
List of Models
Switches (Operation Keys are sold separately.)
Type
1-conduit
Slow-action
Contact configuration
1NC/1NO
Pg13.5
G1/2
1/2-14NPT
M20
2NC
Pg13.5
G1/2
1/2-14NPT
M20
2NC/1NO
Pg13.5
G1/2
1/2-14NPT
M20
3NC
Pg13.5
G1/2
1/2-14NPT
M20
Slow-action MBB con-
tact
1NC/1NO
Pg13.5
G1/2
1/2-14NPT
M20
2NC/1NO
Pg13.5
G1/2
1/2-14NPT
M20
2-conduit
Slow-action
1NC/1NO
Pg13.5
G1/2
M20, includes M20-to-1/2-14NPT conversion adapter
M20
2NC
Pg13.5
G1/2
M20, includes M20-to-1/2-14NPT conversion adapter
M20
2NC/1NO
Pg13.5
G1/2
M20, includes M20-to-1/2-14NPT conversion adapter
M20
3NC
Pg13.5
G1/2
M20, includes M20-to-1/2-14NPT conversion adapter
M20
Slow-action MBB con-
tact
1NC/1NO
Pg13.5
G1/2
M20, includes M20-to-1/2-14NPT conversion adapter
M20
2NC/1NO
Pg13.5
G1/2
M20, includes M20-to-1/2-14NPT conversion adapter
M20
1-conduit, with connec-
tor
Slow-action
Slow-action MBB con-
tact
1NC/1NO
2NC
1NC/1NO
M12 connector
Conduit opening/Connector
D4NS-1AF
D4NS-2AF
D4NS-3AF
D4NS-4AF
D4NS-1BF
D4NS-2BF
D4NS-3BF
D4NS-4BF
D4NS-1CF
D4NS-2CF
D4NS-3CF
D4NS-4CF
D4NS-1DF
D4NS-2DF
D4NS-3DF
D4NS-4DF
D4NS-1EF
D4NS-2EF
D4NS-3EF
D4NS-4EF
D4NS-1FF
D4NS-2FF
D4NS-3FF
D4NS-4FF
D4NS-5AF
D4NS-6AF
D4NS-7AF
D4NS-8AF
D4NS-5BF
D4NS-6BF
D4NS-7BF
D4NS-8BF
D4NS-5CF
D4NS-6CF
D4NS-7CF
D4NS-8CF
D4NS-5DF
D4NS-6DF
D4NS-7DF
D4NS-8DF
D4NS-5EF
D4NS-6EF
D4NS-7EF
D4NS-8EF
D4NS-5FF
D4NS-6FF
D4NS-7FF
D4NS-8FF
D4NS-9AF
D4NS-9BF
D4NS-9EF
Model
Note: 1.
The recommended models for equipment and machinery being exported to Europe are those with an M20 or Pg13.5 conduit sizes, and
for North America, the recommended models are those with a 1/2-14NPT conduit sizes.
2.
Resin is used as the material for the D4NS housing and head. Use the metal D4BS Safety-door Switch for applications requiring greater
mechanical strength.
158
D4NS
D4NS
Operation Keys
Type
Model
D4DS-K1
Horizontal mounting
Vertical mounting
D4DS-K2
Adjustable mounting
(Horizontal)
D4DS-K3
Adjustable mounting
(Horizontal/Vertical)
D4DS-K5
Specifications
s
Approved Standards
Agency
TÜV Product
Service
UL (See note.)
Standard
EN60947-5-1 (approved
direct opening)
GS-ET-15
UL508, CSA C22.2 No.14
File No.
B0306 39656052
s
Approved Standard Ratings
TÜV (EN60947-5-1)
Item
E76675
Utilization
category
3A
AC-15
DC-13
0.27 A
250 V
Rated operating current (I
e
)
Note:
Approval for CSA C22.2 No. 14 is authorized by the UL mark.
Rated operating voltage (U
e
)
240 V
Standards and EC Directives
•
Conforms to the following EC Directives:
Machinery Directive
Low Voltage Directive
EN50047
EN1088
Note:
Use a 10-A fuse type
gI
or
gG
that conforms to IEC269 as a
short-circuit protection device. This fuse is not built into the
Switch.
UL/CSA (UL508, CSA C22.2 No. 14)
A300
Rated
voltage
120 VAC
240 VAC
Carry current
10 A
60 A
30 A
Current
Make
Break
6A
3A
Volt-amperes
Make
Break
7,200 VA 720 VA
CCC (China Compulsory Certification)
Mark
Agency
CQC
Standard
GB14048.5
File No.
Under
application
159