Articles Posted in the " Off and On Controls " Category

  • Fill in the blanks for motor controls and basic electricity  used in refrigeration

    Fill in the blanks for motor controls and basic electricity  used in refrigeration

    Fill in the blanks for motor controls and basic electricity  used in refrigeration Thermostat is connected in ——-circuit with the electric motor. Thermostat works on the temperature ———of the evaporator. The feeler bulb of the thermostat is connected at the ———— of the evaporator. Motor ———at the cut in point of the motor control. Motor […]


  • * On and Off Motor – Compressor controls in Refrigeration Plants

    * On and Off Motor – Compressor controls in Refrigeration Plants

    ON AND OFF MOTOR- COMPRESSOR CONTROLS IN REFRIGERATION PLANTS (i)                 Suction Pressure Motor Controls (a)   Cut out suction pressure control—It is only an OFF control. If the pressure in the evaporator becomes lower than the preset low pressure limit, the control will make the motor off.  It happens when enough cooling load is not available […]