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T4NS-4AF Safety-Door Switch K2

 Includes 2 contact models:1NC+1NO(T4NS-4AF)and 2NC(T4NS-4BF)

 Standardized gold-clad contacts provide high contact reliability,applicable to both standard loads and microloads

 Four kinds of metallic heads available.

Product List

Technical Parameters

Model Designations

T4NS - ▢ ▢ ▢

           ① ② ③

Item

Code

Description

Conduit / connector size

1

Pg13.5   (1 conduits type)

2

G1/2   (1 conduits type)

4

M20   (1 conduits type)   (Default)

 Built-in switch

A

1NC/1NO (slow-action type)

B

2NC (slow-action type)

Head Mounting

Direction

F

Four mounting directions possible

 (Front-side mounting at   shipping)/plastic

D

Four mounting directions possible

 (Front-side mounting at   shipping)/metal

Characteristics

Rating3A 240VAC (A300)
Operating speed0.1m ~0.5m/s
Contact resistance25mΩ max. (initial).
 Insulation resistance100mΩ min. (at 500VDC)
Dielectric strengthAC2500V/Umip 4KV
Vibration10-55HZ,1.5mm double-amplitude
ShockMechanical: Approx. 1000m/s2 (Approx. 100G'S)
Electrical: Approx. 300m/s2 (Approx. 30G'S)
Ambient temperature-10℃ ~+70℃ ( With no icing)
Ambient Humidity< 95% RH
LifeAbove 300,000
Operating frequency30 operations/min.
Weight

About 96g(T4N-4AF-K1)

About 104G(with M20 gland)

Degree of protectionIP66 (initial)


Operating Characteristics

Key plug in forceMax.14.7N(1,500gf)
Key pull out forceMax.29.42N(3,000gf)
Pretravel
6±3mm
Total travel
(28mm)
Force required to have positiveMin.58.84N(6,000gf)
Positive opening travelMin.10mm


Ratings


Rated voltageNoninductive Load (A)Inductive Load (A)
Rated voltageLamp LoadInductive LoadMotor Load
NCNONCNONCNONCNO
125 VAC5 (0.1) 

1.5

 1

0.7 0.5

3

2

2.5 1.51.3 0.8
250 VAC3
8 VDC

5 (0.1)

254

3

14 VDC

 5 (0.1) 

244

 3 

30 VDC

4 (0.1) 

233

 3 

125 VDC

0.4 

0.05

0.40.4

 0.05 

250 VDC0.20.030.20.20.03



T4NS-4AF Safety-Door Limit Switch K1