WTHc seriesHot air thermostats

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).

3 separate measuring and switching systems
Optimum adjustment
Without auxiliary energy

WTHc series Hot air thermostats

Technical data

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

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

Data sheet