Snap-action switch S870 Snap-action switch S847
Snap-action switch S870 Snap-action switchesRequest
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Snap-action switch S847 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-DB (Form Zb) snap-action switch with double-break contacts, 4 terminals, positive opening operation, wiping action, and 2 galvanically isolated contact bridges
Conv. thermal current Ith EN60947 10 A at T = 85°C 10 A at T = 85°C
Conv. thermal current Ith UL508 10 A at T = 85°C 10 A at T = 85°C
Rated insulation voltage Ui EN60947 250 V 400 V
Rated insulation voltage Ui UL508 300 V 300 V
Pollution degree IEC 60947 PD 3 PD 3
Pollution degree UL508 PD 3 PD 3
Rated impulse withstand voltage Uimp 4 kV 4 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 / DC-13, 110 VDC/1.0 A
Utilization category UL508 240 V AC/1.5 A / DC 60 VDC/0.5 A (General Purpose) 240 V AC/1.5 A / DC 120 VDC/1.0 A (General Purpose)
IP rating: contacts/terminals IP40/IP00, IP40/IP20, IP60/00, IP67/00 IP40/IP00, IP60/00, IP67/00
Contact material Silver or gold Silver or gold-plated silver
Short-circuit protection 10 A gG 10 A gL
Actuators, operating positions
Actuator Push button, roller lever, plain lever, simulated roller lever Push button, roller lever
Free position 16.0 ±0.1 (push button) 8.85 ±0.15 (push button)
Operating position 14.8 ±0.2 (push button) 6.60 ±0.25 (push button)
Release position 15.1 ±0.2 (push button) 8.00 ±0.25 (push button)
Total positive opening travel 13.3 (push button) 4.20 (push button)
Total travel position < 13.0 (push button) < 3.90 (push button)
Movement differential (between operating and release position) 0.3 (typical, push button) 1.4 (typical, push button)
Mechanical data
Front mount --- yes, front mounting by nut retainers M3
Ganging (side mount) yes, side mount yes, side mount
Vibration resistance 50 g (10 … 500 Hz all directions, without aux. actuator at 0.1 ms max. opening time 30 g max. (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) 50 g max., half sinus (without aux. actuator at 0.1 ms max. opening time)
Housing material PC, green transparent / PC, black PC, green transparent
Mechanical endurance 10 million cycles min. 10 million cycles min.
Temperature range -40 °C ... +85 °C -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
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