Product

  • LAY7 Button Switch
  • LAY7 Button Switch

LAY7 Button Switch

Suitable for control and signal interlocking in power equipment control circuits with AC 50Hz, rated voltage up to 660V, and DC rated voltage up to 440V and below

Suitable for control and signal interlocking in power equipment control circuits with AC 50Hz, rated voltage up to 660V, and DC rated voltage up to 440V and below

Selection Guide
Flat button
product name
LAY7
Normally open+normally closed   Derived specificationscolour
    Installation dimensions
      □
   Order code
     Example

unit:mm

size
  10:1NO      BN:Flat button1:white2:φ22
  01:1NC    2:black3:φ25
  20:2NO    3:green4:φ30
  02:2NC    4:red
11:1NO+1NC    5:yellow
   6:blue
Technical Parameter
model LAY7
AC-15rated operational voltage(UeV660380220
rated working current(le)A1.123.3
DC-13rated operational voltage(UeV440220110
rated working current(le)A0.250.51
mechanical lifeMechanical lifespan: 1 million times (for general knobs), 30 million times (for knobs), 10 million times (for self-locking knobs)
Electrical lifeElectrical lifespan: 600000 times (for general knobs), 100000 times (for knobs), 50000 times (for self-locking knobs)
rated insulation voltage(Ui)V660(AC50Hz)
Agreed free heating current(lth)A10
rated impulse withstand voltage(Uimp)V6000
operating frequencyorder/h1200
Contact resistance of contactsmQS50
protection gradeIP50
Basic parameters of illuminated button lights
electric light sourceincandescent lampNeon lampLED lamp
rated operational voltage(Ue)V624 110,220,380 624 
Luminescent power(PW≤1.5≤11.05
working lifeh21000220003000
national standardGB/T14048.5
authentication certificateCCC
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