SystemAir Topvex SF03 Series User Manual

Installation |
11
4.4.3 External connections
Terminal block
Description (GB)
Remark
PE
Ground
N N
Earthed neutral (supply voltage)
L1 L1
Phase (supply voltage)
Used for phase 230V 1~ if the unit
has this mains power supply
400V 3~
L2 L2
Phase (supply voltage)
400V 3~
L3 L3
Phase (supply voltage)
400V 3~
1 G
Mains power supply (Water valve actuator)
24V AC
2 G0
Reference (Water valve actuator)
24V AC
10
DO ref DO reference
G (24V AC)
12
1
DO 2
Outdoor/Exhaust air damper
24V AC
Max. 2,0 A continuous load
WP L1
Circulation pump hot water system
230V AC
13
1
DO 3
Activate cooling
14
1
DO 4
Sum alarm
24 VAC
15
1
D0 5
Start external extract fan
24 VAC
30
AI ref Supply air sensor reference Neutral
31 AI 1
Sensor supply air
40
Agnd UI reference Neutral
41
2
UAI 1/(UDI 1)
Pressure transmitter extract air
42
2
UAI 2/(UDI 2)
Pressure transmitter supply air
44
UAI 3/(UDI 3)
Frost protection sensor water heating battery Use terminal 40 as reference
4
3
DI ref External function reference
+ 24V DC
50/60/B
B
Exo-line B Modbus, Exo-line connection
51/61/A
A
Exo-line A Modbus, Exo-line connection
52/62
N
Exo-line N Modbus, Exo-line connection
74
3
DI 4
Extended running Normally open contact
Use terminal 4 as reference
75
3
DI 5
Fire alarm Normally open contact
Use terminal 4 as reference
76
3
DI 6
External stop Normally open contact
Use terminal 4 as reference
90
Agnd AO Reference Neutral
91 AO 1
Control signal, water heating
0–10V DC
93 AO 3
Control signal, cooling
0–10V DC
94 A0 4
Control signal, external extract fan (optional)
chapter 4.4.5
0-10V DC
1
Maximum current load for all DO combined: 8A
2
Connection to external pressure sensor in case of pressure controlled unit (VAV)
3
These inputs may only be wired to voltage free contacts
130324 | A004

SystemAir Topvex SF03 Series Specifications

General

Brand	SystemAir
Model	Topvex SF03 Series
Category	Fan
Language	English