11
21. 01. 21. Document Number 671661
Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk
XBC 75 & 85 (ES / BC Control)
Installation Manual
9.1.4 Wiring - ES Control, Electric Heating
17
Wiring - ES Control, Electric Heating
Damper Connections
Run
Signal
Fault
Signal
Min
Max SL run
on
Test
0
Trickle
1
ES-CO2
Connection
BMS
Input
Signal
0-10V
0V
Ecosmart
Pwr
Standby
Fan 1
Fan 2
Heating
Cooling
Fault
TX
RX
Frost
Extract
N
E
L
SL
DP
CL
N
RET
Link wire see note*
Heat
Demand Run Fault
Heat Demand
Signal
Min
NET Connections for Ecosmart Devices
Max
on
SL run
0
Test
Link wire see note*
Trickle
1
ES-CO2
BMS
Connection Input
Signal
0-10V
0V
Ecosmart
Pwr
Standby
Fan 1
Heating
Fan 2
Cooling
Fault
TX
Frost
RX
Extract
N
E
L
SL
DP
CL
N
RET
Run Fault
Damper Connections
Run
Signal
Signal
Fault
NET Connections for Ecosmart Devices
Damper Link
Damper Link
Volt Free Relay Contacts
Volt Free Relay Contacts
Remove NET link Connection for independent speed control
L1 L2 L3
L1 L2 L3
Isolator
by others
E
Electric Heater Connection
Separate supply
required local to
heater.
4 00V-50Hz 3ph
Setting
Heater Temperature
o
C
15
20
25
30
Pump
Alarm
rel
ay
5 amps 250A ac/30V dc
br
eak on
fault
Con-Pump
Fuse (1 amp)
Ea
rth
Neut
ral
Li
ve 230V
Mains Ea
rth
Mains Neut
ral L1 L2 L3
L1 L2 L3
L1 L2 L3
Isolator
by others
Customer
Connections
400V-50Hz 3ph
