Zehnder Rittling RW Series, Installation, Operation And Maintenance Manual, Page: 22 / 34

L2 NEUTRAL (WHITE)
L1 HOT (YELLOW)
MANUAL MOTOR
STARTER
( OPTIONAL )
L2
T2
T1
L1
HEATER
MOTOR QUICK
CONNECT
( OPTIONAL )
BLOWER
MOTOR
M
L
H
3-SPEED SWITCH
CONTROL PACKAGE
( OPTIONAL )
DAMPER
MOTOR
RED
BLUE
BLAC
K
*BROWN
*BROWN TERMINATED
IF NO DAMPER MOTOR
( OPTIONAL )
BLUE
BLUE
YELLOW
WHITE
YELLOW RED
RED BLACK
BLACK
B R YEL
WALL
THERMOSTAT
( OPTIONAL )
RETURN AIR
FAN CONTROL
( OPTIONAL )
AQUASTAT
FAN CONTROL
( OPTIONAL )
R B
WHITE
BLACK
GREEN
WALL PLUG
( OPTIONAL )
DISCONNECT
SWITCH
( OPTIONAL )
FREEZESTAT
( OPTIONAL )
M2 L2
YELLOW
SEE CHAR
T
SEE CHAR
T
SEE CHAR
T
PSC MOTOR
( OPTION )
YELLOW
WHITE
FACTORY WIRED 16AWG
WIRE TERMINATION
FACTORY WIRE -
NOT CONNECTED
WIRE CONNECTION
FIELD WIRED
FACTORY WIRED 18AWG
FACTORY WIRED 12AWG
Blower motor wiring chart
Size Motor Sizes High Medium Low
02 12W Black Blue Red
03 12W Black Red Yellow
04 30W Black Blue Red
06 50W Black Red Yellow
08 50W, 25W Black Red Yellow
10 (2) 50W Black Yellow Gray
12 (2) 50W Black Red Yellow
Notes:
„
Complete the wiring in accordance with national and local codes.
„
Wiring diagram is for typical application. If other controls are specified
wiring may differ from what is shown.
„
Models RC, RRC, RFRC units get 3 speed switches shipped loose for field
wiring.
Notes:
„
For high static motors use the following 3 speed switch wiring configuration:
red / low - blue / med - black / high
Wiring schematics
WIRING SCHEMATICS
120V
20