WS(CTB) Series PUSH BUTTON DEFROST THERMOSTAT For

 Refrigerator,Display Case,Freezer,etc

 

Available temp:+7°C~-28°C

 

Max Temp.Range: Max 18°C

 

Differential:3°C~7°

    WS Series has a combined function of refrigerator cycling control and manual defrosting with a push button shaft in the center of adjusting shaft.Defrost starts when a push button is pressed ,and it terminates automatically as temperature rises to the pre-set point .Then the unit continues its normal running cycle.

 
 STANDARD  MODELS

 

Model

 Operating Temperature (ºC)

 

Switch

Max.Sensing Element Temp.(ºC)

Capillary Length (mm)

OFF

Warm

Normal

Cold

P.D.

ON

OFF

DEF

ON

OFF

DEF

ON

OFF

DEF

OFF

WSF20      -4±2

(5)

       -14±1.5 -20±1.5

5±2

  

1a

80

  1000

WSF20A  

(1)

  

(5)

-6±1.5 -14±1.5 5±2    -20 following

(5)

  

1a

80

  600
WSF22.5  

(-2)

(-12)

5

-6±1.5 -17±1.5 5±2 (-12.5) (-25.5)

(5)

  

1b

80

  600

 OUTLINE  DIMENSION

WSF20  WSF25.5