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LA39-F series pushbutton
Adopted standards
IEC 60947-5-1/GB 14048.5
Model
Technical data

Operational temperature

-25℃～+55℃
Operational humidity 45～85%RH
Contact resistance ≤50mΩ
Insulation resistance ≥100mΩ
Power-frequency withstand voltage 2000V AC
Mechanical life No-illuminatted and
illuminated pushbuttons		 200,000 times 1200 times per hour
  Maintained pushbuttons 100,000 times 1200 times per hour
Electrical life AC-15 100,000 times (operate 300 times per hour)
DC-13 50,000 times (operate 300 times per hour)
Protection degree IP40
Operational travel 1.4～2.4mm
Rated values

Rated insulation voltage Ui 250V
Conventional thermal current Ith 5A
Utilisation category Rated operational voltage Ue 24V 110V 220V
AC-15 Rated operational current Le 2A 1A 0.5A
DC-13 0.7A 0.2A 0.1A
Hole dimension for mounting
Drilling plan for round
and square operators		 Drilling plan for
rectangular operators
Contact mode
Wiring diagram of
1 NC and 1 NO		 Connecting terminals
Wiring diagram of
2 NC and 2 NO		 Connecting terminals
Remark

1. Please weld wiring terminal with 20W electric iron in 5s or at 260 in 3s;and do not apply any force to the terminal.The shell should not be touched by the electric iron while welding;otherwies, it can be damaged!Also,please avoid forcing to the terminals such as lifting, bending and pulling,etc.
2. For maintained pushbuttons,they must be in released position before being replaced.Otherwise they can be damaged.
3. The pushbuttons should be handled by hand only.No other tools allowed!!

Shanghai APT Co ., Ltd