The wattage of the heater you need is determined by the total surface area of your enclosure and the temperature rise you need to produce.
Anti condensation heater sizing.
Electric heaters for 100 800 watt heating applications.
Our heaters and fan heaters not only help to prevent low temperatures in your equipment they also help to avoid the formation of condensation.
Type csk 060 touch safeheater for use in cabinets.
Heater 10w 30w ptc.
Step 3 select the electric heater that achieves the desired temperature rise in our example the desired temperature rise is 30 f 60 f 30 f.
Please enter the following information depending on how you will use our heater or fan heater in your enclosure will the heater be used.
You can use this calculator to find the wattage you need.
7920 144 55 square feet.
Heaters should be oversized by approximately 50.
The only design info i have found is the statement temp differential between enclosure interior and ambient must be at least 10 degrees to prevent condensation and humidity.
Specifying anti condensation heaters at the design stage can save the expense of costly rewinds and down time.
Please enter the following information depending on how you will use our heater or fan heater in your enclosure will the heater be used.
Type hgk 047 heaters used in enclosures to maintain minimum operating temperatures and to help prevent failure of electronic components caused by condensation and corrosion.
Heater 15w 150w ptc.
Anti condensation heaters are used to protect customer enclosure electric panel or switchgear cabinet against problems brought on by temperature variations such as condensation.
Double the size of heater for outdoor applications.
60 x 48 2880 in.
Preventing condensation in 3 phase ac motors.
Here s how to select and install resistance heaters for reliable operation of motors in damp locations you can avoid condensation problems in motors by maintaining a winding temperature 5 degrees c to 10 degrees c above the surrounding air temperature.
Find your enclosure s total surface area by entering its dimensions here.
Front and back of box 2880 x 2 5760 60 x 10 600 in.
This calculator has a maximum temperature rise of 140 f or 78 c step 1.
Left right sides of box 4802 x 2 960 convert square inches to square feet.
Such conditions are likely to occur when ambient temperature is low and the equipment inside the enclosure is not powered or fails to dissipate enough heat to keep.
The 200 watt heater should be selected since its temperature rise 35 f exceeds the requirement.
