Wiring Diagrams; Legend - Daikin RDT-135c Installation And Maintenance Manual

Wiring Diagrams: Legend

Wiring Diagrams

Legend

ID Description
ACT3, 4 Actuator motor, economizer
ACT5 Actuator motor, discharge
isolation damper
ACT6 Actuator motor, return air
isolation damper
ACT7 Actuator motor, heat face/
bypass
ACT8 Actuator motor, cool face/
Bypass
ACT10, Actuator motor, exhaust
11 dampers
ACT12 Actuator motor, enthalpy wheel
bypass damper
AFD10 Adjustable frequency drive,
supply fan
AFD11 Adjustable frequency drive,
evap cond. fans
AFD20 Adjustable frequency drive,
return/exhaust fan
AFD60 Adjust. freq. drive, energy
recovery wheel(s)
AS Airflow switch, burner blower
BM Burner blower motor
C1–8 Power factor capacitors,
compressors
C10 Power factor capacitors,
supply fan
C11 Capacitors, Speedtrol, circuit
#1
C20 Power factor capacitors, return
fan
C21 Capacitors, Speedtrol, circuit
#2
CB10 Circuit breaker, supply fan
CB11 Circuit breaker, evaporative
condenser fan(s)
CB20 Circuit breaker, return/ exhaust
fan
CB60 Circuit breaker, energy
recovery wheel
CCB1, 2 Compressor control boards,
refrig. circuits
CPC Circuit board, main, micro
controller
CPR Circuit board, expansion, micro
controller
CS1, 2 Control switches, refrig. circuits Main/cond. control box
DAT Discharge air temperature
sensor
DFLH Design flow lefthand sensor
DFRH Design flow righthand sensor
DHL Duct hi-limit
DS1 Disconnect, total unit or cond/
heat
DS2 Disconnect, SAF/RAF/controls Main control box
DS3 Disconnect, electric heat
DS4 Disconnect, condenser (RCS
Only)
62
Standard location
Economizer section
Discharge section
Return section
Coil section, heat
Coil section, cool
Return section
Energy recovery section
AFD/supply fan section
Main/RCE control box
AFD/ret. ex. fan section
Energy recovery section
Gas heat box
Heat section, gas
Condenser section
Supply Fan section
Condenser bulkhead
Return section
Condenser bulkhead
Main control box
Main/cond. control box
Main control box
Main control box
Main control box
Main control box
Main control box
Discharge section
Return section
Return section
Main control box
Main control box
Electric heat box
RCS control box
ID Description
EAT Exhaust air temperature
sensor
EFT Entering fan air temperature
sensor
EHB1 Staged electric heat board
ERB1 Energy recovery board
ERM1 Energy recovery wheel motor
#1
ERM2 Energy recovery wheel motor
#2
F1A, B Fuse, control circuit
transformer (T1), primary
F1C Fuse, control circuit
transformer (T1), secondary
F2 Fuse, control circuit
transformer (T2), primary
F3 Fuse, burner blower motor
F4 Fuse, ctrl. circuit transformer
(T4), primary
FB11, 12 Fuseblock, Speedtrol
FB31–40 Fuseblock, electric heat (top
bank)
FB41–50 Fuseblock, electric heat (bot.
bank)
FB65 Fuseblock, evap. cond. sump
heater
FD Flame detector
FLC Fan limit control
FP1, 2 Frost protection, refrig. circuits Coil section, cool
FS1, 2 Freezestat control
FSG Flame safeguard
GCB1 Generic condenser board,
refrig. circ.
GFR1, 2 Ground fault relay
GFS1, 2 Ground fault sensor
GFR4 Ground fault relay, condenser Condenser control box
GFS4 Ground fault sensor,
condenser
GRD Ground
GV1 Gas valve, pilot
GV2 Gas valve, main/safety
GV3 Gas valve, redundant/safety
GV4–8 Gas valve, main, hi turn down Heat section, gas
HL1–10 Hi-limits, pwr, elec heaters (top
bank)
HL11–20 Hi-limits, pwr, elec heaters
(bot. bank)
HL22 Hi-limits, gas heat (pre-filters) Supply fan section
HL23 Hi-limits, gas heat (final filters) Final filter section
HL31–40 Hi-limits, ctl. elec heaters (top
bank)
HL41–50 Hi-limits, ctl. elec heaters (bot.
bank)
HP1–4 Hi-pressure controls, refrig
HP5 Hi-pressure controls, gas
HS1 Heat switch, electric heat
shutdown
HS3 Heat switch, electric heat
deadfront interlock
Standard location
Energy recovery section
Supply fan section
Main control box
Main control box
Energy recovery section
Energy recovery section
Main control box
Main control box
Main control box
Main control box
Main control box
Main/cond. control box
Electric heat box
Electric heat box
Main/cond. control box
Heat section, gas
Heat section, gas
Coil section, heat/cool
Gas heat box
Main control box
Main control box
Main control box
Condenser control box
All control boxes
Heat section, gas
Heat section, gas
Heat section, gas
Heat section, electric
Heat section, electric
Heat section, electric
Heat section, electric
On compressors
Heat section, gas
Main control box
Electric heat box
IM 738-2