Frost Protection
Thermostat



 

  • SPDT or DPDT
  • 6 meter (20’) capillary
  • Auto or manual reset version
  • Optional capillary mounting clips



  •  
          The LLC series frost protection thermostats provide a switched output based on the average temperature detected along a six meter (20 foot) capillary sensor. The unit is fixed across a duct using capillary mounting clips, downstream of the frost coil and is used to prevent the icing up of filters, fans and coils.

     
    Control range   SPDT   +1.7 to +20°C (35 to 68°F)
    DPDT  +1.1 to +21°C (34 to 70°F)
    Differential   SPDT   1.7°C (3°F)
    DPDT  2.5°C (4.5°F)
    Switch rating   SPDT   250Vac @ 16A resistive
    DPDT  240Vac @ 12A inductive
    Capillary   SPDT   6 m x 2mm dia copper (20’ x 0.1”)
    DPDT  6 m x 2mm dia copper (20’ x 0.1”)
    Ambient range   SPDT   Operating:    -51 to 71°C (-60 to 160°F)
    DPDT   Shipping:     -51 to 71°C (-60 to 160°F)
    Protection   SPDT   IP, NEMA1
    DPDT  IP, NEMA1
    Housing Dimensions   SPDT   75 x 40 x 85 mm (2.938 x 1.963 x 3.344”)
    DPDT   92 x 67 x 140 mm (3.625 x 2.625 x 5.5”)


    LLC-306 - SPDT Auto reset frost protection thermostat
    LLC-307 - SPDT Manual reset frost protection thermostat
    LLC-316 - DPDT Auto reset frost protection thermostat c/w 5 mounting clips
    LLC-317 - DPDT Manual reset frost protection thermostat c/w 5 mounting clips

    LLC-CLIPS - Capillary mounting clips

    * Greystone reserves the right to make design changes at any time.


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