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1NO 1NC Emergency Stop Self-locking Black Push Button Switch

The push button series are used in controlling circuit of AC voltage up to 660V/AC50Hz or 60Hz,and DC voltgae below 400V.It is used for controlling signal and interlocking purposes.The main body of the push buttons adopts zinc alloy and high-grade anti-flam plastic.The contact adopts special silver alloy in order to enjoy the benefit of high anti-electrical erosion.The signal lamp series are suitable for electrical appliances circuit of AC voltage up to 380V/50Hz,and DC voltage below 380V.It is ideal for using as indicating signals,warning signal,emergency signal,etc.Our products comply with GB/T14048.1 and IEC60947-5-1,all prouducts are CE,IOS9001,ROSH and UL certified.
  • LAY4-BC21
  • YUMO
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1NO 1NC Emergency Stop Self-locking Black Push Button Switch

Product Application

The push button series are used in controlling circuit of AC voltage up to 660V/AC50Hz or 60Hz,and DC voltgae below 400V.It is used for controlling signal and interlocking purposes.The main body of the push buttons adopts zinc alloy and high-grade anti-flam plastic.The contact adopts special silver alloy in order to enjoy the benefit of high anti-electrical erosion.The signal lamp series are suitable for electrical appliances circuit of AC voltage up to 380V/50Hz,and DC voltage below 380V.It is ideal for using as indicating signals,warning signal,emergency signal,etc.Our products comply with GB/T14048.1 and IEC60947-5-1,all prouducts are CE,IOS9001,ROSH and UL certified.

Main technical parameter
Basic technical parameter of button
Basic technical parameter of signal lamp
Rated insulation
AC 600V(50Hz/60Hz)
Insulation resistance
≥50MΩ
Conventional heating current
10A
Contact resistance
≤25MinΩ
Insulation resistance
≥50MΩ
Pf withstand voltage
AC 2.5KV/min
Contact resistance
≤25MinΩ
Voltage wave
±20%
Mechanical life
100x10000
pushbutton
50x10000 
selector switch
Brightness
60cd/m2
Electrical life
500x10000
pushbutton
25x10000 
selector switch
Continuous working life
10x10000h

微信截图_20190621135603LAY4-BC21 (1)LAY4-BC21 (2)LAY4-BC21 (4)LAY4-BC21 (5)LAY4-BC21 (6)

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