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Ex : ON :1Bar OFF:2Bar =NC
ON :2Bar OFF:1Bar =NO
ON :-0.9Bar OFF:-0.65Bar =NO
ON :-0.65Bar OFF:-0.9Bar =NC
SMF08A is an overloaded pressure switch, the maximum pressure can be up to 750 PSI and the maximum rated current can be 25A. The contact arrangement can be normal close or normal open. It can be used in refrigerating unit, all kinds of air conditioner, air compressor, oil pump and other commercial equipment which need the protection of the pressure system by adjusting the fluid pressure voluntarily.
Model | SMF08A |
Medium | air, water, refrigerant, oil, lubricant and other similar
hydrocarbon |
Factory setting range | 12 PSI-750 PSI, the setting value is fixed, non-adjustable |
Proof Pressure | 750 PSI |
Burst pressure | 5000 PSI |
Working temperature | -30~+80℃ |
Switch type | SPST, NC or NO |
Electrical rating | 36Vdc/36Vac,≤25A 120Vac,≤25A 240Vac,≤20A |
Dielectric strength | AC1500V x 1minute, AC1275V x 1minute after humid heat test |
Terminal | 1/4’’ blade or wiring connection |
Connection type | NPT1/8, G1/8, NPT1/4,G1/4,7/16UNF,copper pipe connection(regular) |
Options | various connection types, wire leads (epoxy sealed), protective
cover |