ERV
HE2XRT
RENEWAIRE.COM
INSTALLATION, OPERATION AND MAINTENANCE MANUAL
1.800.627.4499
10
HE2XRT P3 IBC
THREE PHASE UNIT WITH INDEPENDENT BLOWER CONTROL
HE2XRT P1 IBC
SINGLE PHASE UNIT WITH INDEPENDENT BLOWER CONTROL
INSTALLATION
WIRING SCHEMATICS
TRANSF
ORMER
with C
ircui
t Break
er
TRANSF
ORMER
with C
ircui
t Break
er
24VAC
24VAC
1L1
2T1
3L2
4T2
5L3
6T3
96
95
C
A2
A1
MOTOR STARTER (EA)
24VAC
1L1
2T1
3L2
4T2
5L3
6T3
96
95
C
A2
A1
MOTOR STARTER (FA)
T1
L2
T2
L3
T3
L1
FUSES (opt.)
UNIT DISCONNECT
1
4
3
5
C
RELAY (FA)
1
4
3
5
C
RELAY (EA)
"UNIT CONTROL USING CLASS II 24VACPOWER PROVIDED BY THIS UNIT"
24VAC POWER AVAILABLE AT TERMINALS 1 & 2
INSTALL PROVIDED JUMPER BETWEEN TERMINALS 2 & 3
FACTORY SETTINGS:
Overload Relay Trip Settings = Motor Nameplate FLA
Overload Relay Mode Settings:"Manual" position
KEY:
"FA" = Fresh Outside Air Blower
"EA" = Exhaust Air Blower
FACTORY WIRING HIGH-VOLTAGE
FACTORY WIRING 24VAC
FIELD WIRING HIGH-VOLTAGE
FIELD WIRING 24VAC
GND
POWER SUPPLY
1-PHASE 60 Hz
SEE UNIT RATING
LABEL FOR PHASE,
VOLTAGE, MCA AND
MOPD
MOTOR
FA
MOTOR
EA
1
2
3
4
5
Call for FA Blower Operation.
Call for EA Blower Operation.
Call for FA Blower Operation.
Call for EA Blower Operation.
24VAC OUT
Class II
24VAC
JUMPER
"UNIT CONTROL USING CLASS II 24VAC POWER FROM ANOTHER POWER SOURCE"
24VAC POWER AVAILABLE AT TERMINALS 1 & 2
DO NOT INSTALL JUMPER BETWEEN TERMINALS 2 & 3
1
2
3
4
5
TRANSFORMER with Circuit Breaker
TRANSFORMER with Circuit Breaker
24VAC
24VAC
1L1
2T1
3L2
4T2
5L3
6T3
96
95
C
A2
A1
MOTOR STARTER (EA)
24VAC
1L1
2T1
3L2
4T2
5L3
6T3
96
95
C
A2
A1
MOTOR STARTER (FA)
MOTOR
FA
MOTOR
EA
T1
L2
T2
L3
T3
L1
FUSES (opt.)
UNIT DISCONNECT
1
4
3
5
C
RELAY (FA)
1
4
3
5
C
RELAY (EA)
"UNIT CONTROL USING CLASS II 24VACPOWER PROVIDED BY THIS UNIT"
24VAC POWER AVAILABLE AT TERMINALS 1 & 2
INSTALL PROVIDED JUMPER BETWEEN TERMINALS 2 & 3
FACTORY SETTINGS:
Overload Relay Trip Settings = Motor Nameplate FLA
Overload Relay Mode Settings:"Manual" position
KEY:
"FA" = Fresh Outside Air Blower
"EA" = Exhaust Air Blower
FACTORY WIRING HIGH-VOLTAGE
FACTORY WIRING 24VAC
FIELD WIRING HIGH-VOLTAGE
FIELD WIRING 24VAC
POWER SUPPLY
3-PHASE 60 Hz
SEE UNIT RATING
LABEL FOR PHASE,
VOLTAGE, MCA AND
MOPD
GND
Call for FA Blower Operation.
Call for EA Blower Operation.
Call for FA Blower Operation.
Call for EA Blower Operation.
24VAC OUT
Class II
24VAC
JUMPER
"UNIT CONTROL USING CLASS II 24VAC POWER FROM ANOTHER POWER SOURCE"
24VAC POWER AVAILABLE AT TERMINALS 1 & 2
DO NOT INSTALL JUMPER BETWEEN TERMINALS 2 & 3
1
2
3
4
5
1
2
3
4
5