Siemens Building Technologies
G3210xx
2017-11-01 2/4
RAA11
/
RAA21
T
L
N
L
Y1
Y2
N1
D1
3
21
0
1
A
0
1
max. 10 A
RAA11 / RAA21 - Heating mode
T
3
21
0
A
0
2
D2
N1
L
N
L
Y1
Y2
max. 10 A
RAA11 / RAA21 - Cooling mode
D1
Zone valve or thermal valve for heating
D2
Zone valve or thermal valve for cooling
L
Switching voltage
AC 24…250V
N1
Room thermostat
Y1
Control output
“Heating”, AC 24...250V
Y2
Control output
“Cooling”, AC 24...250V
N
Neutral
T
Thermostat element
(gas-filled diaphragm)
RAA31
T
3
21
0
A
0
3
S
RAA31 - Heating mode
T
32
1
0
A
0
4
S
RAA31 - Cooling mode
D1
Zone valve or thermal valve for heating
D2
Zone valve or thermal valve for cooling
L
Switching voltage
AC 24…250V
N1
Room thermostat
S
ON/OFF switch
Y1
Control output
“Heating”, AC 24...250V
Y2
Control output
“Cooling”, AC 24...250V
N
Neutral
T
Thermostat element
(gas-filled diaphragm)
RAA41
S
3
2
1
04
A
05
T
/
D1
Zone valve or thermal valve for heating
L
Switching voltage
AC 24…250V
N1
Room thermostat
S
Selector for Heating / OFF / Cooling
Y
Control output
“Heating”, AC 24...250V
T
Thermostat element
(gas-filled diaphragm)
