14
ERV AND HRV WIRING DIAGRAMS
Use the applicable wiring diagram to connect your ventila
-
tion equipment.
IMPORTANT
Interlocking is NOT required on ventilation equipment
when controlled by either an iComfort E30 or S30
thermostat.
12
VDC
+
-
COM
BUS
A
B
ACC1
ACC2
Non-Communicating
Indoor Unit
2
3
12
VDC -
+
COM BUS B
A
MAG-MOUNT
LOW
ON
RED
YEL
GRN
HI
COM
NO
NC
BLK
HRV/ERV
Terminal Block
1
Two Speed ERV / HRV Wiring
Low and High Speed
iComfort E30
12
VDC
+
-
COM
BUS
A
B
ACC1
ACC2
Non-Communicating
Indoor Unit
2
3
3
Wiring connections between E30 and
non-communicating indoor unit will be
application specific.
12
VDC -
+
COM BUS B
A
MAG-MOUNT
LOW
ON
RED
YEL
GRN
HI
COM
NO
NC
BLK
HRV/ERV
Terminal Block
1
Single Speed ERV / HRV Wiring
High Speed
iComfort E30
1
Wire Jumper required between ON
and RED terminals.
2
For two speed units, ACC1 is low speed and ACC2 is
high speed.
1
Wire Jumper required between ON and RED terminals.
2
ACC1 is high speed for single speed units.
3
Wiring connections between E30 and non-communicating
indoor unit will be application specific.
Figure 9. iComfort E30 to Ventilation Equipment
Wiring Connections
12
VDC
+
-
COM
BUS
A
B
ACC1
ACC2
iComfort S30 with
Smart Hub 2.0
2
1
Wire Jumper required between ON and RED terminals.
2
For two speed units, ACC1 is low speed and ACC2 is high speed.
12 VDC -
+
COM BUS B
A
MAG-MOUNT
LOW
ON
RED
YEL
GRN
HI
COM
NO
NC
BLK
HRV/ERV
Terminal Block
1
12
VDC
+
-
COM
BUS
A
B
ACC1
ACC2
Lennox Communicating
Indoor Unit
iComfort S30 with
Smart Hub 2.0
2
1
Wire Jumper required between ON and RED terminals.
2
ACC1 is high speed for single speed units.
12 VDC -
+
COM BUS B
A
MAG-MOUNT
LOW
ON
RED
YEL
GRN
HI
COM
NO
NC
BLK
HRV/ERV
Terminal Block
1
Single Speed ERV / HRV Wiring
High Speed
Two Speed ERV / HRV Wiring
Low and High Speed
Lennox Communicating
Outdoor Unit
Lennox Communicating
Indoor Unit
Lennox Communicating
Outdoor Unit
Figure 10. iComfort S30 to Ventilation Equipment
Wiring Connections
Содержание ERV5-130
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