Siemens APT

FM*E(12mm) Series Pushbutton, APT

Model: FM

Key specifications

  • Mounting cut-outs Ф12
  • Voltage grade AC/DC 6V/12V/24V/36V/48V/110V/220V
  • Head shape Flat round, high-position round, arc-shaped
  • Degree of protection IP65
  • Impact protection rating IK10

Technical parameters

Total length

Max 22mm

Panel front thickness

7.2mm

Panel thickness

1-3mm

Conventional thermal current(A)

5A

Rated insulation voltage(V)

250V

Rated impulse withstand voltage(V)

2500V

Insulation resistance

100mΩ

Contact resistance of contact (initial value)

≤50mΩ

Wiring mode

Screw wiring or plug-in wiring

Rated voltage/current under various usage categories

AC-15

24V/2A, 110V/1A, 220V/0.5A

DC-13

24V/0.7A, 110V/0.2A, 220V/0.1A

Contact type

1NO

Contact material

Silver alloy

Operating travel

About 1.5mm

Operating pressure

≤5N

Minimum applicable load of contact

5V AC/DC 5mA

Power frequency withstand voltage

1500V AC, 50Hz, 1min

Vibration resistance

10-50Hz, amplitude of 1.5mm

Impact resistance

10g

Electrical endurance

Momentary for 200,000 times

Mechanical endurance

Momentary for 1,000,000 times

Working temperature

-25℃~+55℃

Working humidity

45~90%RH

Storage temperature

-40℃~+70℃

Storage humidity

45~90%RH

Protection class

IP65

Anti-collision class

IK10

Enclosure material

Stainless steel, aluminum anodic oxidation (customized)

Compliance

GB14048.5, IEC60947-5

Voltage code

21

22

23

24

25

26

28

Voltage AC/DC (V)

6V

12V

24V

36V

48V

110V

220V

LED current (A)

≤20mA

LED endurance

More than 50,000 hours (reference value)

LED type

Bidirectional LED, no distinction between positive and negative poles

Voltage reduction method

Built-in resistance (for FM16E type, external resistance)