Building Automation


Industrial Automation


Power Automation & Safety

Bangladesh Distributor

D4N-1A72R

Pull-reset Safety Limit Switch

Image

Standard sensitivity, IP67, Slow action, Double break type, 1NC / 1NO, One-way action roller arm lever(19 R)

Shape/Structure Safety limit switches
Actuator One-way action roller arm lever
12.5 dia. * 5 POM roller 19 R
Operation type Vertical operation type
Contact configuration Double break type
Load General load / Micro load
Degree of protection IEC60529 (JEM): IP67
NEMA250: Type4X Indoor Use Only

Item list of D4N-[]R

  • Ratings / Performance
Shape/StructureSafety limit switches
Service lifeGeneral type
Operating mechanismSlow action
ActuatorOne-way action roller arm lever
12.5 dia. * 5 POM roller 19 R
Operation typeVertical operation type
Frequency50/60 Hz
Contact configurationDouble break type
Contact form1NC / 1NO
LoadGeneral load / Micro load
Protective circuitClassification of protection against electric shock: Class II (Double insulation)
Short-circuit protective device: 10 A fuse type gI or gG (IEC269)
Conduit sizePg13.5
Number of conduit1
Earth terminalWithout ground terminal
Ambient temperatureOperating: -30 to 70 ℃
Storage: -30 to 70 ℃
Ambient humidity使用時: 95%以下
Permissible operating speed1 mm/s to 500 mm/s
Permissible operating frequency (Mechanically)30 operations / 1 minute Max.
Permissible operating frequency (Electrically)30 operations / 1 minute Max.
Contact resistance25 mOhm Max. (Initial value)
(Measuring method is contact resistance meter.)
Insulation resistanceBetween each terminal of the same polarities: 100 MΩ
Between each terminal of the different polarities (Between switch terminals): 100 MΩ
Between each terminal and non-live-metallic part: 100 MΩ
(at 500 VDC Megger)
Dielectric strengthBetween each terminal of the same polarities: 2100 V
Between each terminal of the different polarities (Between switch terminals): 3500 V
Between each terminal and non-live-metallic part: 5300 V
(VAC. r.m.s.)
Durability (Mechanically)1,000,000 operations Min. (No load)
(Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Durability (Electrically)300,000 operations Min. (Resistive load 10 A at 250 VAC) 500,000 operations Min. (Resistive load 3 A at 250 VAC)
(Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Pollution degree3 (EN60947-5-1)
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 protectionIEC60529 (JEM): IP67
NEMA250: Type4X Indoor Use Only
Mounting specificationFront mounting
Locking force (LF)Standard value Max. 7.9N
Locking travel (LT)Standard value Max. 7 mm
Pre-Travel (PT)Standard value 4 mm Max.
Operating Position (OP)Standard value 27 +/- 0.8 mm
Total Travel (TT)Reference value 9 mm
  • Mounting holes

  • Circuits configuration

Series

Pull-reset Safety Limit Switch

D4N-[]R

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