Category Tag

• Slim design with a width of only 17 mm (three-contact models).

• Reversible design allowing either front or rear mounting.

• Built-in Switches with two- or three-terminal contact construction are available.

• Operation Key with rubber mounting hole to absorb vibration and shock.

• IP67 degree of protection.

Standards and EC Directives

Conforms to the following EC Directives:

• Machinery Directive
• Low Voltage Directive
• EN ISO 14119
• EN60204-1
• GS-ET-15

Certified Standards


Certification body Standard File No.
TÜV SÜD EN60947-5-1
(certified direct opening)
Consult your OMRON
representative for details.
UL * UL508
CSA C22.2 No. 14
CQC (CCC) GB/T 14048.5 Consult your OMRON
representative for details.


* Certification for CSA C22.2 No. 14 is authorized by the UL mark.

Certified Standard Ratings

TÜV (EN60947-5-1), CCC (GB/T 14048.5)


Utilization category AC-15 DC-13
Rated operating current (Ie) 0.75 A 0.27 A
Rated operating voltage (Ue) 240 V 250 V


Note: Use a 10 A fuse type gI or gG that conforms to IEC60269 as a short-circuit protection device.

UL/CSA (UL508, CSA C22.2 No. 14)



Rated voltage Carry current Current (A) Volt-amperes (VA)
Make Break Make Break
120 VAC 2.5 A 15 1.5 1,800 180
240 VAC 7.5 0.75




Rated voltage Carry current Current (A) Volt-amperes (VA)
Make Break Make Break
125 VDC 2.5 A 0.55 0.55 69 69
250 VDC 0.27 0.27




Interlock type Type 2 (EN ISO 14119)
Coding level Low level coded (EN ISO 14119)
Degree of protection *1 IP67 (EN60947-5-1)
Durability *2 Mechanical 1,000,000 operations min.
Electrical 100,000 operations min. (1 A resistive load at 125 VAC) *3
Operating speed 0.1 to 0.5 m/s
Operating frequency 30 operations/minute max.
Direct opening force *4 60 N min.
Direct opening travel *4 10 mm min.
Contact resistance 300 mΩ max. (with 1 m cable)
500 mΩ max. (with 3 m cable)
700 mΩ max. (with 5 m cable)
Minimum applicable load *5 Resistive load of 4 mA at 24 VDC (N-level reference value)
Rated insulation voltage (Ui) 250 V
Rated frequency 50/60 Hz
Protection against electric shock Class II (double insulation) 379_sp_5_1
Pollution degree (operating environment) 3 (EN60947-5-1)
Impulse withstand
voltage (Uimp)
Between terminals of same polarity 2.5 kV
Between terminals of different
4 kV
Between each terminal and non-
current carrying metallic parts
6 kV
Insulation resistance 100 MΩ min. (at 500 VDC) between terminals of the same polarities,
between terminals of different polarities, and between each terminal
and non-current carrying metal parts
Contact gap 2 × 2 mm min.
Vibration resistance Malfunction 10 to 55 Hz, 0.35 mm single amplitude
Shock resistance Destruction 1,000 m/s2 min.
Malfunction 300 m/s2 min.
Conditional short-circuit current 100 A (EN60947-5-1)
Conventional free air thermal current (Ith) 2.5 A (EN60947-5-1)
Ambient operating temperature -30 to 70°C (with no icing)
Ambient operating humidity 95% max.
Cable UL2464 No. 22 AWG, finishing O.D.: 7.2 mm
Weight Approx. 120 g (D4GS-N1R, with 1 m cable)