14
30. 07. 20. Document Number 671760
Nuaire |
Western Industrial Estate
|
Caerphilly
|
CF83 1NA
|
nuaire.co.uk
BPS V-CO
Installation Manual
7.9.4 Unit Sizes 07 - 22 with Electric Heating & No / CHW Cooling
ABB
0 0FF
ABB
0 0FF
ABB
0 0FF
ABB
0 0FF
ABB
0 0FF
ABB
0 0FF
ABB
0 0FF
ABB
0 0FF
N
L1 L2L3
E
24Vac 0V
* Note 1
Connect space temperature sensor in place of
extract temperature sensor for space
temperature control.
Condensate Pump HX
Bypass Relay
Cool
Relay
Fault
Relay
Heat
Relay
Switched Live (Enable) 230Vac
Switched Live 2 (Boost) 230Vac
Aux 230Vac
E N L
Extra Low
Voltage
SL2
(Boost)
HX Bypass Relay
Fan Run Relays
Controller Fuse 5A
Condensate Pump Fuse 1A
Aux Fuse 1A
24Vac Fuse 1.6A
Lighting & Thermal
Wheel Terminal
Extra Low
Voltage
SL
(Enable)
UI5
0-10V
Room
Temperature
Sensor
(Optional)
*Note1
Anti-Condensation
Heater Thermostat
Supply Fan
Extract Fan
C
ontr
oller
Lighting &
Thermal
Wheel
Internal Connection are not shown for clarity.
0 24V
+15V 0 -15V 230V 400V
400V 3ph 50Hz
Main Power Supply
Overcurrent
Protection
(By Others)
Local R
otary Lockable IP66/67 Isolator
L1
E
L2 L3 N
L1 L2 L3 N
T1 T2 T3 N
1
2
3
4
Key:
Factory Connection
Customer Connection (Mandatory)
Customer Connection (Optional)
FC BUS
100-240V~
RELAY RELAY
RELAY RELAY
RELAY
CONFIGURABLE
+
-
COM
SHD
COM
H
OT
OUT9 NO
OCOM9
OUT8 NO
OCOM8
OUT7 NO
OCOM7
OCOM6
OUT6 NC
OUT5 NC
OUT6 NO
OUT5 NO
OCOM5
OUT4
OCOM4
OUT3
OCOM3
OUT2
OCOM2
OUT1
OCOM1
+
-
COM
PO
WER
IN8
ICOM8
IN9
ICOM9
IN6
ICOM6
IN7
ICOM7
IN3
IN4
IN5
COM
+5V
+15V
IN1
IN2
COM
SA BUS
BINARY
EOL
DISABLED
CURRENT LOOP
ENABLED
SENSOR
Screwed Terminal FC Bus Connection
(LCD & Networking)
Screwed Terminal SA Bus Connection
(Local Sensors)
RJ12 SA Bus Connections
(Local Sensors)
Current Loop Input Type
(All need to be disabled)
End Of Line Resistor for MSTP
RJ12 FC Bus Connection
(LCD and Networking)
MSTP Network Address
4-127
400V 3ph 50Hz
Main Power Supply
Overcurrent
Protection
(By Others)
Local R
otary Lockable IP66/67 Isolator
L1
E
L2 L3 N
L1 L2 L3 N
T1 T2 T3 N
1
2
3
4
All internal connetions between the heater section and
the main section are made via interconnection looms.
No external connections need to be made.
The elctric heater air off temperature is set by an
adjustment knob inside the electric heater section.
Electric Heater Section
1 Supply Required
If Applicable (Valve not supplied as standard)
24Vac CHW Valve Supply (Constant)
0-10V CHW Valve Demand (10V = 100%)
0V COM
66
Unit Sizes 07 - 22 with Electric Heating & No / CHW Cooling Wiring Diagram
