Frost Protection Setpoint Of Room Temperature (Trf) - Siemens RVA63.280 Basic Documentation

Benefit
Description
Setting
Effect
Frost protection for the
building
Siemens Building Technologies
Landis & Staefa Division
1.17 Frost protection setpoint of room
temperature (TRF)
Protection of building against frost.
Caution
This function is ensured only when the heating plant operates properly!
Frost protection is an automatic switching on function which is activated when the
outside temperature falls below freezing.
Setting range
4...TRRw
TRRw Reduced room temperature setpoint (setting one line 27)
This setting will change the frost protection setpoint of the room temperature.
In operating mode , the room temperature is prevented from falling below a certain
level. This means that the frost protection setpoint of the room temperature
maintained.
0 2 4 6
Room temperature setpoint setting ranges
27 Setting "Reduced room temperature setpoint"
28 Setting "Frost protection setpoint of room temperature"
Basic Dokumentation RVA63.280, RVA53.280
Unit
°C
8 10 12 14 16
Factory setting
10
will be
18 20 22 24 26
CE1P2374E
19.04.2001
2373Z10
°C
53/184