T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y
N (ERV) Series
R e v. : 0 4 A p r i l , 2 0 1 4
7
c l i m a t e m a s t e r . c o m
Notes:
1. Remove jumper to install field optional low ambient switch.
2. Se lec tive volt age ter mi nals for proper unit volt age.
3. Optional low ambient switch.
4. Optional motorized intake damper.
5. Op tional Stop, Start and Jog Con trol.
6. For energy man age ment systems c24v to “G” and common 24v to “C”.
B-C
208/230-1-60
ERV UNIT SCHEMATIC DIAGRAM
(FIELD INSTALLED)
Wired in parallel at
thermostat connection.
COMPONENT CODE
A131
Fixed Relay Board
B26
Motor, Exhaust Air
B27
Motor, Fresh Air
B28
Motor, Desiccant Wheel
B30
Motor, Damper (Optional)
C23
Capacitor, Wheel Motor
C25
Capacitor, Exhaust Air
C26
Capacitor, Fresh Air
DL43
Delay, Cycle Timer (Optional)
F29
Fuse
J33
Jack, Cycle Control (Optional)
J34
Jack, Cycle Control Harness (Optional)
J40
Jack, Cycle (Optional)
J48
Jack, Control Box (Fresh Air)
J50
Jack, Control Box (Wheel)
J51
Jack, Control Box (Exhaust Air)
J56
Jack, Control Box (Damper)
J148
Jack, Fresh Air Motor Harness
J150
Jack, Wheel Motor Harness
J151
Jack, Exhaust Air Motor Harness
J160
Jack, Damper Motor Harness
K94
Relay, On/O (Optional)
K163
Contactor , Exhaust Air Motor
K164
Contactor, Fresh Air Motor
P33
Plug, Cycle Control (Optional)
P34
Plug, Cycle Control Harness (Optional)
P40
Plug, Wheel Cycle (Optional)
P48
Plug, Fresh Air Motor Harness
P50
Plug, Wheel Motor Harness
P51
Plug, Exhaust Air Motor Harness
P56
Plug, Damper Motor Harness
P148
Plug, Fresh Air Motor
P150
Plug, Wheel Motor
P151
Plug, Exhaust Air Motor
P160
Plug, Damper Motor
S23
Thermostat - Low Ambient (Optional)
S26
Switch, Low Ambient (Optional)
S51
Switch, Door
S125
Switch, Ambient Override (Optional)
T27
T27 Transformer, Control
T28
T28 Transformer, Step-down (Optional)
WIRE COLOR
BK
Black
BL
Blue
GR
Green
GY
Gray
OR
Orange
PK
Pink
RD
Red
WH
White
YL
Yellow