Pushbutton switchesProduct number 1681.4403

MARQUARDT GmbH

Technical data

Product number 1681.4403
Product family Pushbutton switches
Actuation type indirect
Weight 4.382 g
ROHS conform yes
Switching function ON / OFF switch (SPST)
Material fixed contact Ag
Number of poles 1 - pole
connections PCB terminal, horizontal
Mechanical life endurance 10E4
Rating IEC 12 (12) A 250 V AC 5E4
Rating North America 12 A 125 - 250 V AC 1/2 HP
Contact resistance (new condition) < 100 (1 A 12 V DC) mOhm
Insulation resistance (new condition) > 100 (500 V DC) MOhm
Voltage strength at 250 V
function insulation / basic insulation1 500 V
reinforced insulation3 000 V
small contact distance500 V
Proof tracking 250 PTI
Insulation spacing acc. to EN 61058 for reinforced or double insulation
Protection type
ConnectionIP 40
ActuatorIP 40
Ambient temperature
connection side-20 °C ... +100 °C
Ambient temperature
Actuation side min.-20 °C ... +55 °C
Storage temperature -40 °C ... +80 °C
Flammability UL 94 V-0
Glow wire test temperature 850 °C
Actuators and additional actuators actuator: PA, white natural, pushbutton shortened
Housing description housing: PA C3U, white natural, resting pin
base plate: PA glass fiber-reinforced, natural
Connection surface
bearing connectiontinned
external connectiontinned
Contact material Ag
Contact distance ≥ 3 mm
Rating Code UL R 97
Contact type lifting contact
Plug force of the terminals ≤ 80 N
Operating force 7.0 ±2.5 N
Free position (FP) max. 24 mm
Operating position (OP) 21.3 mm
Permissible total travel position 19.7 mm
Approval marks CSA / ENEC 05 / UL
Suitable for appliances of protection class II
EN 60335 cap. 30 conform "G" yes
Miscellaneous canceled 09//2014
Additional labeling year/week of manuf. acc. to DIN EN 60062
Type of fastening fastening by insertion
Degree of pollution 3
Rated impulse withstand voltage 2500 V

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Technical changes reserved. Dimensions are not binding.
Detailed specifications available on request.