Bosch C-IR 20 Instrucciones De Montaje Y Uso página 35

The manufacturer shall not be liable in case of incompetent use of the thermostat.
Any modifications and amendments are not allowed for safety reasons.
3.2 First installation
WARNING
The thermostat is intended for connection to the electric infrared heater. The
installation must ensure that the PE connection (protective earth) on the infrared
heater is correctly connected.
The thermostat can be loaded with a maximum of 3600 W (16 A) (Fig. 7). Above this
power, an external power relay (contactor) must be installed for optimisation to
maintain good control (Fig. 8).
3.2.1 Mounting instruction
• All electrical conduits to the thermostat box that contain heating cable must be
sealed to protect the thermostat against hot air currents.
Dimensions
The dimensions are shown in Fig. 2 at the end of the document.
Clearances
The clearances are shown in Fig. 5 at the end of the document.
3.3 Installing the control
The installation steps and electrical connection are shown in Fig. 3 at the end of the
document.
The electrical connection is shown in Fig. 6 and, according to the power used, Fig. 7
or Fig. 8 at the end of the document.
C-IR 20 – 6721851970 (2022/12)
Installation
35