Datasheet

Technical data
Actuator with snap-action switching element
Switching system
Self-cleaning, double-break, snap action switching system
(withcontact gap 2
mm x 0.5 mm).
1 normally closed or 1 normally open contact per element.
Snap-action switching elements with soldering terminals at the
sides: up to 4 switching element can be on a pushbutton
(max. 4 normally closed and 4 normally open contacts).
Snap-action switching element with axial plug-in terminals 2.8
mm
stackable, only 1 switching element can be on a pushbutton.
Material
Material of contact
Gold plated silver
Switch housing
Plug-in-/soldering terminal
Plastic
Heat-resistant and self-extinguishing
Soldering terminal
Plastic
Actuator housing
Plastic
Mechanical characteristics
Terminals
Snap-action switching element with tinned soldering terminals at
the sides:
Max. wire diameter 2 wires à 1.2
mm
Max. wire cross-section of stranded cable 1 x 1
mm²
Snap-action switching element with axial plug-in terminals,
which can also be used as soldering terminals:
Plug-in terminal 2.8
mm x 0.5 mm
Soldering terminal:
Max. wire diameter 2 wires of 1
mm
Max. wire cross-section of stranded cable 2 x 0.75
mm² or
1 x 1.0
mm²
Tightening torque
For xing nut max. 0.25
Nm
Actuating torque
0.025
Nm … 0.055 Nm, depending on the number of switching
elements, measured at the key or lever of the keylock- or selector
switch
Actuating force
Maintain 5
N … 8 N
Momentary 3
N … 6 N
depending on the number of switching elements
Actuating travel
Illuminated pushbutton approx. 3 mm
Switch actuator 2 positions
Momentary action 1 x ca. 42° deection
Maintained action 1 x ca. 90° deection
Mechanical lifetime
Momentary action 2 million cycles of operation
Maintained action 1 million cycles of operation
Electrical characteristics
Standards
The devices comply with EN IEC 61058-1
Rated voltage
250 VAC as per EN IEC 61058-1
Rated current
5 A
Electrostatic discharge (ESD)
Keylock switch 15 kV
Thermal current I
th
5 A
Switching voltage and switching current
250 VAC, 5 A (ohmic)
250 VAC, 2 A (inductive, cos(phi) = 0.7)
220 VDC, 0.1 A (inductive, L:R = 30 ms)
110 VDC, 0.2 A (inductive, L:R = 30 ms)
60 VDC, 0.7 A (inductive, L:R = 30 ms)
24 VDC, 2 A (inductive, L:R = 30 ms)
Electric strength
3000 VAC, 50 Hz, 1 minute between all terminals and earth,
as per EN IEC 61058-1
Protection class
II
Electrical life
50 000 cycles of operation
Ambient conditions
Storage temperature
– 40 °C … + 85 °C
Service temperature
– 25 °C … +55 °C
For indicators and illuminated pushbuttons mounted as a block,
make sure the heat can escape freely.
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