Broan ERV200 ECM, Installation Manual

Page: 18 / 56

18
6. WIRING DIAGRAM
120 V,
60 Hz
W1
J5 J4
ELECTRONIC
ASSEMBLY
1 2 3 1 2 3
1
2
3
4
12
1
2
3
4
5
J8
J9
J11
J10
1
2
12 34 5
J12
J13
J14
6 5 4 3 2 1
B
24 V class
2
9.5 V class 2
120V, 60Hz
Neutral
120 V,
60Hz
Line
CPU
K2 K4 K5
J5-2
J10-1
J10-2
Line voltage factory wiring Class 2 low voltage factory wiring Class 2 low voltage field wiring
See note 1
120 V
neutral
1
2
3
4
51
2
12
J3
J2
J1
t˚
Damper motor
B
Override
switch
Furnace blower interlock
J14-1: NO J14-2: COM J14-3: nc
(optional; see notes 3
& 5)
DAMPER ELEC
T
R
O
N
IC ASSEMBLY
Defrost temperature
sensor
WIRING DIAGRAM
LOGIC DIAGRAM
Exhaust
fan motor
Supply
fan motor
J5-1 J5-3 J7-2 J7-1 J4-1 J4-3 J6-2 J6-1
K1 K3
K2
24 V c
la
s
s 2
9.5 V class 2
120 V
neutral
J9-1
J9-2
J9-3
J4-2
J9-4 J8-1 J8-2 J8-4 J8-5
K4
J12-2 J12-1
A1
Damper motor
J3-2 J3-1
J2-2 J2-1
F1
J12-5 J12-4 J12-3
J2-3 J2-4 J2-5
J11-2 J11-1
K1 K3
K5
J14-3 J14-1 J14-2
Furnace blower interlock (optional; see notes 3
& 5)
J14-4 J14-5 J14-6
Override switch (optional; see notes 3
& 4)
Field wiring
remote control
(see notes 3 & 4)
BDM
B
Y
R
G
B
W
BR
BR
G
BR
BR
Y
Y
B
W
A2
A2
M3
T1
R1
A1
F1
(optional; see
notes 3 & 4)
VE0346A
Critical characteristic.
JU1
1
2
3
MED HI
3
2
1
HI MED
JU
1
NOTES
1.
Use specified UL listed/CSA Certified line fuse (3A, 3AG Type).
2. If any of the original wire, as supplied, must
be replaced, use the same equivalent wire.
3. Field wiring must comply with applicable
codes, ordinances and regulations.
4. Remote controls (class 2 circuit) available, see instruction manual. 5. Furnace fan circuit must be class 2 circuit only.
COLOR CODE
B
B
LACK
B
L
BLUE
BR
BROWN
GG
R
E
E
N
RR
E
D
W
WHITE
Y
YELLOW
nc
no connection
B
to A1-J12
Class 2
low voltage
factory wiring
to
A2-J2
12
3
4
5
J15
Y
BL
R
W
nc
12
3
4
5
J17
Y
BL
R
W
nc
From
supply motor control cable
From exhaust motor control cable
Exhaust fan
motor
M1
G
Y
BL
R
W
Control cable
Power cable
to A1-J17
Supply fan
motor
M2
G
Y
BL
R
W
Control cable
Power cable
to A1-J15
to A1-J17 to A1-J15
1 2 3 4 5
J1
5
nc
1 2 3 4 5
J1
7
nc
From supply motor From exhaust moto
r
W
W
Door interloc
k switch
(magnetically
a
ct
u
a
te
d
S1
reed switch)
BL BL
J2
J3
A3
Field wiring
remote control
(see notes 3 & 4)
4 3 2 1
Door interlock switch
J3-1
A3
J1
6
J3-2
J3-3
J3-4
J2
J1
6
J20
t˚
Thermistor
R2
1
2
• Risk of electric shocks. Before performing any maintenance or servicing, always disconnect the unit from its power source.
• This product is equipped with an overload protection (fuse). A blown fuse indicates an overload or a short-circuit situation.
If the fuse blows, unplug the product and check the polarity and voltage output from the outlet. Replace the fuse as per the
servicing instructions (refer to wiring diagram for proper fuse rating) and verify the product. If the replaced fuse blows, it may
be a short-circuit and the product must be discarded or returned to an authorized service center for examination and/or repair.
WARNING
!