KPU dual pressure switches are for use on commercial refrigeration and air conditioning systems to rotect compressor against excessively low suction pressure or excessively high discharge pressure. KPU dual pressure switches are compatible with non aggressive fluorinated refrigerants. Standard enclosure is NEMA1. KPU dual pressure switches are fitted with the Single-Pole, Single-Throw (SPST) or Single-Pole Double-Throw (SPDT) switches, suitable for direct as well as indirect (with a contactor) control. Three versions of switch operation are available: Automatic on LP and HP sides, automatic on LP and manual reset on HP, convertible manual or automatic on LP and HP sides.
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