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D4A-4505N

General-purpose Limit Switch

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General-purpose Limit switches, General load, IP67, Simultaneous operation type, Snap action, 4-circuit double break type, DPST-NO/DPST-NC, Rotary action, G1/2, Front mounting/Back mounting

Shape/Structure General-purpose Limit switches
Actuator Rotary action
Operation type Simultaneous operation type
Operating mechanism Snap action
Contact form DPST-NO/DPST-NC
Degree of protection IP67
NEMA Type1, 2, 3, 4, 4X, 5, 6P, 12, 13

Item list of D4A-[]N

  • Ratings / Performance
Shape/StructureGeneral-purpose Limit switches
Operating mechanismSnap action
Operation typeSimultaneous operation type
ctuatorRotary action
Holding type
Frequency50/60 Hz
Contact configuration4-circuit double break type
Contact formDPST-NO/DPST-NC
LoadGeneral load
Ratings (AC): Non-Inductive loadResistive load: 5 A at 125 VAC/3 A at 250 VAC/1.5 A at 480 VAC/1 A at 600 VAC
Lamp load: 2 A at 125 VAC/1 A at 250 VAC/0.5 A at 480 VAC/0.4A at 600 VAC
Inductive load: 4 A at 125 VAC/2 A at 250 VAC/1 A at 480 VAC/0.7 A at 600 VAC
Motor load: 3 A at 125 VAC/1.5 A at 250 VAC/0.8 A at 480 VAC/0.5 A at 600 VAC
Ratings (DC): Non-Inductive loadResistive load: 5 A at 14 VDC/3 A at 30 VDC/0.4 A at 125 VDC/0.2 A at 250 VDC
Lamp load: 2 A at 14 VDC/1 A at 30 VDC/0.1 A at 125 VDC/0.05 A at 250 VDC
Inductive load: 4 A at 14 VDC/2 A at 30 VDC/0.4 A at 125 VDC/0.2 A at 250 VDC
Motor load: 3 A at 14 VDC/1.5 A at 30 VDC/0.1 A at 125 VDC/0.05 A at 250 VDC
Inrush currentNC: 30 A max.
NO: 20 A max.
ConduitG1/2
Ambient temperatureOperating: -40 to 100 ℃
Ambient humidity35 to 95% RH (with no icing)
Permissible operating frequencyElectrical: 30 operations / 1 minute max.
Mechanical: 300 operations / 1 min max.
Contact resistance (Initial value)25 mΩ max.
Insulation resistanceBetween each terminal of the same polarities: 100 MΩ min.
Between live-metallic part and ground: 100 MΩ min.
Between each terminal and non-live-metallic part: 100 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: 2,200 VAC 50/60 Hz 1 min
Between each terminal and non-live-metallic part: 2,200 VAC 50/60 Hz 1 min
DurabilityElectrical: 750,000 operations min. (5 A at 125 VAC)
Mechanical: 30 million operations min.
Vibration resistanceMalfunction: 10 to 55 Hz, 1.5 mm double amplitude
Shock resistanceDestruction: 1,000 m/s**2 max.
Malfunction: 300 m/s**2 max.
Pollution degree3
Degree of protectionIP67
NEMA Type1, 2, 3, 4, 4X, 5, 6P, 12, 13
Classification of protection against electric shockClass I (with ground terminal)
Operating Force (OF)Standard value 0.39 N・m max.
Pre-Travel (PT)Standard value 65 ° max.
Average value 60 °
Movement Differential (MD)Standard value 35 ° max.
Average value 30 °
Over-Travel (OT)Standard value 20 ° min.
  • Circuits configuration

  • Characteristic chart

Durability curve

Electrical

Series

General-purpose Limit Switch

D4A-[]N