Snap-action switch S970 Snap-action switch S840
Snap-action switch S970 Snap-action switchesRequest
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Snap-action switch S840 Snap-action switchesRequest
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Electrical Data
Contact configuration SPDT (Form C) snap-action switch with 3 terminals, positive opening operation, and wiping action SPDT (Form C) snap-action switch with 3 terminals, positive opening operation, and wiping action
Conv. thermal current Ith EN60947 10 A at T = 85°C 6 A at T = 85°C
Conv. thermal current Ith UL508 10 A at T = 85°C ---
Rated insulation voltage Ui EN60947 250 V 250 V
Rated insulation voltage Ui UL508 240 V 300 V
Pollution degree IEC 60947 PD 3 PD 3
Pollution degree UL508 PD 2 PD 3
Rated impulse withstand voltage Uimp 4 kV 2.5 kV
Utilization category IEC 60947 AC-15, 230 VAC/1.5 A / DC-13, 60 VDC/0.5 A AC-15, 230 VAC/1.5 A
Utilization category UL508 240 V AC/1.5 A / DC 60 VDC/0.5 A (General Purpose) 240 V AC / 1 A (General Purpose), 240 V AC / 6 A (Resistive), 24 V DC / 6 A (Resistive), B300 - 240 V AC Std. pilot duty, B300 - 125 V AC Std. pilot duty
IP rating: contacts/terminals IP40/IP00, IP40/IP20, IP60/00, IP67/00 IP40/IP00
Contact material Silver or gold Silver or gold
Short-circuit protection 10 A gG 6 A gG
Actuators, operating positions
Actuator Push button, roller lever, plain lever, simulated roller lever Push button, roller lever, plain lever, simulated roller lever
Free position 16.0 ±0.1 (push button) 16.0 ±0.1 (push button)
Operating position 14.8 ±0.2 (push button) 14.8 ±0.2 (push button)
Release position 15.1 ±0.2 (push button) 15.0 ±0.2 (push button)
Total positive opening travel 13.3 (push button) 13.6 (push button)
Total travel position < 13.0 (push button) < 13.5 (push button)
Movement differential (between operating and release position) 0.3 (typical, push button) 0.2 (typical, push button)
Mechanical data
Front mount --- ---
Ganging (side mount) yes, side mount yes, side mount
Actuation speed max. 1.0 m/s, min. 0.1 mm/s
Vibration resistance 50 g (10 … 500 Hz all directions, without aux. actuator at 0.1 ms max. opening time) 5 g (10 … 500 Hz all directions, without aux. actuator at 0.1 ms max. opening time)
Shock resistance 70 g, half sinus (without aux. actuator at 0.1 ms max. opening time) 15 g, half sinus (without aux. actuator at 0.1 ms max. opening time)
Housing material PEI, amber transparent / PEI, black PC, green transparent
Mechanical endurance 10 million cycles min., dependent on version 10 million cycles min.
Temperature range -55 °C ... +150 °C max., dependent on version -40°C ... +85°C
Note Data valid for switches with silver contacts. Data valid for new switches under laboratory conditions and at room temperature, unless otherwise mentioned. Data valid for new switches with silver contacts