Technical Data Series 14
Actuator with snap-action switching element
Switching system
Self-cleaning, double-break, snap action switching system (with
contact gap 2 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
Diallylphthalate DAP, Polyamide 66, Polysulfone, heat-resistant and
self-extinguishing
Soldering terminal: PA 6.6 Ultramide
Actuator housing
Polyamide
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 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
Actuating torque
Measured at the key or lever of the keylock- or selector switch
2.5 Ncm ... 5.5 Ncm, depending on the number of switching elements
Actuating force
Maintain 5 ... 7.8 N, depending on the number of switching elements
Momentary 3.2 ... 6 N, depending on the number of switching elements
Actuating travel
Illuminated pushbutton: 3 mm
Switch actuator 2 positions:
Momentary action 1 x ca. 42° deflection momentary action
Maintained action 1 x ca. 90° deflection maintained action
Rebound time
≤5ms
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/DC as per EN IEC 61058-15
Contact resistance
New state ≤50 mΩ as per DIN IEC 60512-2-4
Electrostatic discharge
Keylock switch 15 kV
Rated current
5 A
Conventional free air thermal current Ith
5 A
The maximum current in continuous operation and at ambient
temperature not exceeding the quoted maximum values.
Switch rating
250 VAC, 5 A (cosφ 1)
250 VAC, 3 A (cosφ 0.3)
Switch rating AC (cosφ 0.7)
Voltage 125 VAC 250 VAC
Current 3 A 2 A
Switch rating DC (inductive) L:R = 30 ms
Voltage 24 VDC 60 VDC 110 VDC 220 VDC
Current 2 A 0.7 A 0.2 A 0.1 A
Electric strength
3000 VAC, 50 Hz, 1 min. between all terminals and earth, as per EN IEC
61058-1-15
Isolation resistance
>7 MΩ between the opend contats at 500 VDC, as per EN IEC 61058-
1-15 (reinforced insulation)
Protection class
Class II
Environmental 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.
Protection degree
as per EN IEC 60529
front side IP67
Shock resistance
(semi-sinusoidal)
max. 150 m/s², pulse width 11 ms, 3-axis, as per EN IEC 60068-2-27
Vibration resistance
(sinusoidal)
max. 100 m/s² at 10 Hz ... 500 Hz, as per EN IEC 60068-2-6
Climate resistance
Damp heat state as per EN IEC 60068-2-30
Damp heat cyclic as per EN IEC 60068-2-78