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Ratings
Shape / Structure Enclosed Limit switches
service life General type
Operating mechanism Snap action
Actuator Roller plunger
Frequency 50/60 Hz
Switching mechanism Self-reset mechanism
Contact configuration Single-Pole, Double-Throw type
Contact form 1c
Load General load
Ratings (DC): Non-Inductive load Rated voltage: 8 VDC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 3 A (NC) 1.5 A (NO)
Rated voltage: 14 VDC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 3 A (NC) 1.5 A (NO)
Rated voltage: 30 VDC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 3 A (NC) 1.5 A (NO)
Rated voltage: 125 VDC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 3 A (NC) 1.5 A (NO)
Rated voltage: 250 VDC, Resistive load: 3 A (NC) 3 A (NO), Lamp load: 1.5 A (NC) 0.75 A (NO)
Ratings (DC): Inductive load Rated voltage: 8 VDC, Inductive load: 10 A (NC) 10 A (NO), Motor load: 5 A (NC) 2.5 A (NO)
Rated voltage: 14 VDC, Inductive load: 10 A (NC) 10 A (NO), Motor load: 5 A (NC) 2.5 A (NO)
Rated voltage: 30 VDC, Inductive load: 10 A (NC) 10 A (NO), Motor load: 5 A (NC) 2.5 A (NO)
Rated voltage: 125 VDC, Inductive load: 7.5 A (NC) 6 A (NO), Motor load: 2 A (NC) 2.5 A (NO)
Rated voltage: 250 VDC, Inductive load: 2 A (NC) 1.5 A (NO), Motor load: 2 A (NC) 1.5 A (NO)
Explanation The above values indicate the steady-state current. Lamp load has an inrush current of 10 times the steady-state current. Inductive load has a time constant of 7 ms Max. (DC). Motor load has an inrush current of 6 times the steady-state current.
Inrush current NC: 30 A
NO: 15 A
Conduit size G1/2
Earth terminal Without ground terminal
Ambient temperature Operating: -10 CEL to 80 CEL
(with no icing or condensation)
Ambient humidity Operating: 35%RH to 85%RH
(with no icing or condensation)
Characteristics
Permissible operating speed 0.01 mm/s to 0.5 m/s
Permissible operating frequency (Mechanically) 120 operations / 1 minute Max.
Permissible operating frequency (Electrically) 20 operations / 1 minute Max.
Contact resistance 15 m Ohm Max. (Initial value)
(Measuring method is contact resistance meter.)
Insulation resistance Between each terminal of the same polarities: 100 M Ohm Min.
Between live-metallic part and ground: 100 M Ohm Min.
Between each terminal and non-live-metallic part: 100 M Ohm Min.
(at 500 VDC Megger)
Dielectric strength Between each terminal of the same polarities: 1,000 VAC
Between live-metallic part and ground: 1,500 VAC
Between each terminal and non-live-metallic part: 1,500 VAC
(50/60 Hz for 1 min)
Durability (Mechanically) 1,000,000 operations Min. (No load)
(Temperature, Humidityconditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Durability (Electrically) 100,000 operations Min. (Resistive load 10 A at 125 VDC)
(Temperature, Humidityconditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Vibration resistance (Malfunction) Vibration frequency range: 10 to 55 Hz, Double amplitude: 1.5 mm, Contact opening: 1 ms Max. at the free position and the total travel position.
Shock resistance (Destruction) 1,000 m/s2
Shock resistance (Malfunction) Contact opening is 1 ms Max. at the free position and the total travel position at 50 m/s2.
Degree of protection IEC60529 (JEM): IP65
Mounting specification Side mounting
Operating characteristics
Operating Force (OF) Standard value 5.0 N Max.
Release Force (RF) Standard value 1.12 N Min.
Pre-Travel (PT) Standard value 0.9 mm Max.
Over-Travel (OT) Standard value 3.6 mm Min.
Movement Differential (MD) Standard value 0.47 mm Max.
Operating Position (OP) Standard value 49.7 +/- 1 mm

As of March 1, 2008

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Caution: All units are in millimeters unless otherwise indicated.

As of March 1, 2008

For print

As of March 1, 2008