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Technicians often look for "pitting" on the contacts
which extends the operational life of the fan motor and mounting brackets
ensuring seamless polling of board versions when configured in master/slave evaporator arrays
with an operational temperature range from -4°F to 176°F
Siemens Industrial Controls 3RT2028-1AN20 Contactor 320788-703 Technicians often look for "pitting"The Siemens 3RT2028 1AN20 Contactor is a robust, 3 pole IEC magnetic contactor engineered for heavy duty motor control in industrial HVACR and automation systems. Operating with a 220V AC 50 60Hz coil, this SIRIUS S0 frame unit provides reliable switching for 3 phase motors, delivering up to 38A under AC 3 conditions and 50A for AC 1 resistive loads. Its integration into your control panel is streamlined via screw type terminals and a 35mm DIN rail