Stulz EC Tower ECD 91 - Electrically Connecting the T;H Sensor B03; Installation Diagram

106 EN/01.2019/G22 © STULZ GmbH – all rights reserved
ec tower technical manual
T/H sensor B01 for return air

controller
Return air
Supply air
T/H sensor B03 for supply air

1.01.5 m
T/H sensor B01 for room air
13.11.2 Installation diagram
The diagram below shows an example of T/H sensor (B03) installation in the raised floor stand.
13.11.3 Electrically connecting the T/H sensor B03
Procedure
1. 
2. Switch off the unit via the master switch.
3. 
4. Switch off the circuit-breaker (F20) by turning it to setting 0.
5. Secure the air conditioning unit so it cannot inadvertently be switched back on.
6. 
7. Wait until the fan has come to a complete stop.
8. Install the T/H sensor (B03) in the area of the supply air.
DANGER
Danger of death from electric shock!






live even if the components are not in operation.

has been switched off at all poles.