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Ratings
Shape / Structure General-purpose Limit switches
service life General type
Operating mechanism Snap action
Actuator Adjustable roller lever
Frequency 50/60 Hz
Switching mechanism Self-reset mechanism
Contact configuration 2-circuit double break type
Contact form 1a1b
Load General load
Ratings (AC): Non-Inductive load Rated voltage: 125 VAC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 3 A (NC) 1.5 A (NO)
Rated voltage: 250 VAC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 2 A (NC) 1 A (NO)
Rated voltage: 500 VAC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 1.5 A (NC) 0.8 A (NO)
Ratings (AC): Inductive load Rated voltage: 125 VAC, Inductive load: 10 A (NC) 10 A (NO), Motor load: 5 A (NC) 2.5 A (NO)
Rated voltage: 250 VAC, Inductive load: 10 A (NC) 10 A (NO), Motor load: 3 A (NC) 1.5 A (NO)
Rated voltage: 500 VAC, Inductive load: 3 A (NC) 3 A (NO), Motor load: 1.5 A (NC) 0.8 A (NO)
Ratings (DC): Non-Inductive load Rated voltage: 8 VDC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 6 A (NC) 3 A (NO)
Rated voltage: 14 VDC, Resistive load: 10 A (NC) 10 A (NO), Lamp load: 6 A (NC) 3 A (NO)
Rated voltage: 30 VDC, Resistive load: 6 A (NC) 6 A (NO), Lamp load: 4 A (NC) 3 A (NO)
Rated voltage: 125 VDC, Resistive load: 0.8 A (NC) 0.8 A (NO), Lamp load: 0.2 A (NC) 0.2 A (NO)
Rated voltage: 250 VDC, Resistive load: 0.4 A (NC) 0.4 A (NO), Lamp load: 0.1 A (NC) 0.1 A (NO)
Ratings (DC): Inductive load Rated voltage: 8 VDC, Inductive load: 10 A (NC) 10 A (NO), Motor load: 6 A (NC) 6 A (NO)
Rated voltage: 14 VDC, Inductive load: 10 A (NC) 10 A (NO), Motor load: 6 A (NC) 6 A (NO)
Rated voltage: 30 VDC, Inductive load: 6 A (NC) 6 A (NO), Motor load: 4 A (NC) 4 A (NO)
Rated voltage: 125 VDC, Inductive load: 0.8 A (NC) 0.8 A (NO), Motor load: 0.2 A (NC) 0.2 A (NO)
Rated voltage: 250 VDC, Inductive load: 0.4 A (NC) 0.4 A (NO), Motor load: 0.1 A (NC) 0.1 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 power factor of 0.4 Min. (AC) and 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: 20 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 95%RH
(with no icing or condensation)
Characteristics
Permissible operating speed 1 mm/s to 1 m/s
Permissible operating frequency (Mechanically) 120 operations / 1 minute Max.
Permissible operating frequency (Electrically) 30 operations / 1 minute Max.
Contact resistance 25 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: 2,200 VAC
Between each terminal and non-live-metallic part: 2,200 VAC
(50/60 Hz for 1 min)
Durability (Mechanically) 15,000,000 operations Min. (No load)
(Temperature, Humidityconditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Durability (Electrically) 750,000 operations Min. (Resistive load 10 A at 125 VAC)
(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 300 m/s2.
Degree of protection IEC60529 (JEM): IP67
NEMA250: Type3,4,13
Applicable standard (UL) Standard No.: UL508
File number: E76675
Applicable standard (CSA) Standard No.: C22.2 NO.14
File number: LR45746
Applicable standard (CCC(CQC)) Standard No.: GB14048.5
File number: 2003010305032365
Mounting specification Front mounting, Back mounting
Operating characteristics
Operating Force (OF) Standard value 13.34 N Max.
Release Force (RF) Standard value 2.23 N Min.
Pre-Travel (PT) Standard value 15 +/- 5 DEG
Over-Travel (OT) Standard value 30 DEG Min.
Movement Differential (MD) Standard value 12 DEG Max.
Condition of operating characteristics When the rod length is 38 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