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Topvex SR07, SR09, SR11 E
Installation instruction
205870
Systemair AB
7
Electrical connection
* These inputs may only be wired to voltage free contacts.
Terminal
block
Remark
Description
1 L1
See the rating plate
for correct supply
voltage.
Phase (supply voltage)
2 L2
3 L3
4
N
Earth neutral (supply voltage)
5-12
For internal use
13
G
24V AC, 0,5A
Water valve actuator, supply voltage (HW units only)
14
G0
Neutral
Water valve actuator (HW units only)
15-26
For internal use
27 AI
PT
1000
Temp. sensor, Outdoor air (when needed, disconnect the
standard sensor and replace it with the wall mounted
temperature sensor).
AI ref is terminal block 62.
28
UAI2
Free to use
29 -30
For internal use
31 AI
PT
1000
Temp. sensor, Supply air
32 AI
ref
Reference
33
DO
24V AC, 0,5A
Damper, exhaust air
34
G0
Neutral
Damper, exhaust air
35 G
24V
AC
Damper, exhaust air
36
DO
24V AC, 0,5A
Damper, outdoor air
37 G0
Neutral
Damper, outdoor air
Water valve actuator cooling (EL units only)
38 G
24V
AC
Damper, outdoor air
Water valve actuator cooling (EL units only)
39
DO
24V AC, 0,5A
Water pump, control voltage (contactor). Cooling
40
DO
24V AC, 0,5A
Sum alarm, A- and B-alarm
41-42
For internal use
43
AO
0-10V DC
Control signal water valve actuator heating/cooling
44 AO
ref
Reference
Only for EL models
45
N
Neutral
Water pump, supply voltage. HW Heating
46
L1
230V AC
Water pump, supply voltage. HW Heating
*
47
DI
or
Fire alarm
*
48
DI
External stop
*
49
DI
Extended operation, Normal
50 DI
ref
Reference
51 Net
+
LON
52 Net
-
LON
53 DO
ref
Reference
54
DO
24V AC, 0,5A
DX cooling, step2
55
DO
24V AC, 0,5A
DX cooling, step1
56 AI3
Sensor
extract
air
57
AO
0-10V DC
Control signal water cooling
58
UAI3
Free to use
*
59
DI
External alarm
60
G
24V AC
Pressure transmitter, supply voltage
61
AI
0-10V DC
Pressure transmitter, control signal. Supply air
62
AI ref
Reference
Pressure transmitter
63
AI
0-10V DC
Pressure transmitter, control signal. Extract air
*
64
DI
or
Run-indication/alarm circulation pump Cooling
65-67
Free to use
By spring- loaded
damper connect 33/35
By spring-loaded
damper connect 36/38
Summary of Contents for Topvex SR07 E
Page 27: ......
