What is the meaning of "TH" in the part number XCKM115TH Limit switch.
”TH” means => treatment for hot and humid environments.
This treatment is suitable for hot and humid atmospheres where installations are regularly subject to condensation, dripping water and the risk of fungi.
Special characteristics of “TH” treatment:
All insulating components are made of materials which are either resistant to fungi or treated with a fungicide, and which have increased resistance to creepage (Standards IEC 60112, NF C 26-220, DIN 5348).
Metal enclosures receive a top-coat of stoved, fungicidal paint, applied over a rust inhibiting undercoat.