13455-4X778CECC
Double pole double throw momentary pushbuttons with highly reliable contacts suitable for low level applications. Their double shell case construction provides extra mechanical strength.
Key Features
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Electrical function:
ON - MOM
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Agency approval:
Double pole only
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X778:
High performance fully sealed black switches.
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Plungers:
4 mm (.157) long
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Number of poles:
Three pole
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Series:
13
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Terminals and bushings:
Solder lug terminals, threaded bushing Ø 11.9 (15/32)
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Specifications
General Specifications:
- Total travel : 2 mm (.078)
- Torque : 1.50 Nm (1.10 Ft.lb) max. applied to nut
- Panel thickness : 5 mm (.196) max.
Environmental Specifications:
- Shock test : 50 g - 11ms (IEC 68-2-27)
- Vibrations : 10-500 Hz - 10 g (IEC68-2-6)
- Operating temperature : -40 °C to +85 °C
- Humidity test : 56 days, 93 % R.H., 40°C (IEC 68-2-3)
- Salt spray test : 96 hours (IEC 68-2-11)
Electrical Specifications:
- Max. current/voltage rating with resistive load : 4 A 28 VDC
- Minimum load : 10 mA 50 mV, 10 µA 5 VDC
- Initial contact resistance : 10 mΩ max.
- Insulation resistance : 1,000 MΩ min. at 500 VDC
- Dielectric strength :1,000 Vrms 50 Hz min. between terminals2,000 Vrms 50 Hz min. between poles2,000 Vrms 50 Hz min. between terminals and frame
- Contact bounce : 2 ms max.
- Electrical life :- At 4 A 28 VDC : 10,000 cycles- At low level (50 mV 10 mA) : 150,000 cycles
Materials:
- Case : diallylphthalate (DAP) with PBT external shell (epoxy sealed)
- Actuator : brass, black chrome
- Bushing : brass, black chrome plated
- Contacts : silver inlay - gold plated over nickel barrier