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Enclosed Switch


General-purpose Limit switches, General load, IP67, SPDT, Pin plunger, LED, VCTF oil-resistant cable 3 m, Front mounting

Shape/Structure General-purpose Limit switches
Actuator Pin plunger
Electrical ratings 4 A at 30 VDC
Contact form SPDT
Cable specifications VCTF oil-resistant cable, 4 cores, 3 m
Degree of protection IP67

Item list of D4C

  • Ratings / Performance
Shape/StructureGeneral-purpose Limit switches
ctuatorPin plunger 10 dia.
Stainless steel plunger
Electrical ratings4 A at 30 VDC
Contact formSPDT
LoadGeneral load
Ratings (DC): Non-Inductive loadResistive load: 4 A at 30 VDC
Lamp load: 2 A at 30 VDC
Inductive load: 3 A at 30 VDC
Motor load: 3 A at 30 VDC
Inrush currentNC: 20 A max.
NO: 10 A max.
IndicatorLED, Light when not operating
30 VDC
Leakage current: Approx. 1.7 mA
Earth terminalWith earth wire
Cable specificationsVCTF oil-resistant cable, 4 cores, 3 m
Nominal sectional area: 0.75 mm2
Diameter: 7.6 dia.
Ambient temperatureOperating: -10 to 70 ℃ (with no icing)
Ambient humidity35 to 95% RH
Permissible operating speed0.1 mm/s to 0.5 m/s
Permissible operating frequencyElectrical: 30 operations / 1 minute max.
Mechanical: 120 operations / 1 minute max.
Contact resistance (Initial value)300 mΩ max.
Insulation resistance100 MΩ min. (at 500 VDC)
Dielectric strengthBetween each terminal of the same polarities: 1,000 VAC 50/60 Hz 1 min
Between live-metallic part and ground: 1,500 VAC 50/60 Hz 1 min
Between each terminal and non-live-metallic part: 1,500 VAC 50/60 Hz 1 min
Impulse withstand voltageBetween live-metallic part and ground: 2.5 kV
Between each terminal and non-live-metallic part: 2.5 kV
DurabilityElectrical: 200,000 operations min. (5 A at 125 VAC)
Mechanical: 10 million operations min.
Vibration resistanceMalfunction: 10 to 55 Hz, 1.5 mm double amplitude
Shock resistanceDestruction: 1,000 m/s2 max.
Malfunction: 500 m/s2 max.
Pollution degree3 (EN60947-5-1)
Degree of protectionIP67
Classification of protection against electric shockClass I (with earth wire)
Operating Force (OF)Standard value 11.77 N max.
Release Force (RF)Standard value 4.41 N min.
Pre-Travel (PT)Standard value 1.8 mm max.
Movement Differential (MD)Standard value 0.2 mm max.
Over-Travel (OT)Standard value 3 mm min.
Operating Position (OP)Standard value 15.7±1 mm
  • Dimensions

Mounting hole dimensions

  • Circuits configuration

  • Characteristic chart

Durability curve



Enclosed Switch