Hot air thermostats

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  • Max. capillary: 1250 mm
  • Max. control range: 20 to 80 °C
  • Protection type IP40 or IP54

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Basic type: 604514

WTHc series
The thermostats of the WTHc series are suitable for use in hot air systems according to DIN 4794 and consist of 3 separate measuring and switching systems with the following functions: temperature controller (TR), temperature monitor (TW), and safety temperature limiter (STB).

General technical data
Version Temperature controller (TR), temperature limiter (TW), and safety temperature limiter (STB).
Switching capacity 10 A, 230 V
Switching element Microswitch with changeover contact, microswitch with normally closed contact and restart lock, microswitch with normally closed contact, restart lock, and additional signal contact
Max. control range/limit value 20 to 80 °C
Protection type IP40 or IP54
Area of application Control and monitoring of thermal processes in hot air heating systems
Approvals DIN

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