8
GTU C 330
16/01/2020 - 300017846-03
3.
Technical description
3.3 Description of the S3 control panel
1. General ON (1) / OFF (0) switch
2. Switch Test-STB
Temporary action to test the safety thermostat
3. Boiler thermostats (30 to 90 °C)
The boiler thermostat regulates the boiler operating temperature.
4. Boiler thermometer
5. Location for flue gas thermometer (optional)
6. Timed circuit breaker (10 A) with delayed action and manual
reset
7. Safety thermostat with manual reset
(set to 110 °C)
The safety thermostat with manual reset ensures that the boiler
operates safely.
In the event that there is an abnormal rise in the
temperature in the boiler 110° C. Advise your installation
engineer.
7
6
1
2
3
4
l
0
30
10A
M000484
5
TEST
STB
Summary of Contents for GTU C 330
Page 1: ...PROJECT SUSTAINABLE COMFORT en User Guide Oil fired condensing boiler GTU C 330 ...
Page 25: ...en Appendix Information on the ecodesign and energy labelling directives ...
Page 29: ...1 Specific information 300017846 ErP01 31082015 5 ...
Page 30: ...1 Specific information 6 300017846 ErP01 31082015 ...
