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µP-T System Description (Rev. 04/03)
26
CAUTION: The Electric Power Icon will not
appear in the display if electric power is not present
(the unit is not plugged in), or if there are electrical volt-
age or phase problems while the power cord is connected
to a power outlet. Under these conditions, when the micro-
processor power switch is turned on and the
O
N
key is
pressed, the unit will start and run on diesel automatically.
CAUTION: Electric operation mode is not stored in
the controller if the microprocessor power switch is
turned
O
FF
. Turning the switch back
O
N
again, even with
the power cord connected, will not assure start up in Elec-
tric Standby. If the voltage is low or an electric phase is
missing, the Electric icon will not be present in the display
and the unit will start in diesel.
Standard Model 50 Features
The following features are standard equipment on units
equipped with Electric Standby.
•
Automatic Diesel/Electric Selection—The unit will
automatically switch to electric operation when a
power cord is connected and the standby power is
switched ON.
•
Phase Lockout (Three Phase Units Only)—If the
motor rotation is reversed as a result of incorrect phase
rotation, the unit will shut down and generate an Alarm
Code 38. The phase rotation must be manually cor-
rected.
•
Remote Reset Solenoid—A remote reset solenoid is
provided to reset the overload relay.
•
Hot Gas Heat—Hot gas heat is utilized on standard
model 50 units.
Optional Model 50 Features
The following features are available as options on units
equipped with Electric Standby.
•
Automatic Phase Correction Option (Three Phase
Units Only) - The control system features two motor
contactors. This allows correct motor rotation regard-
less of phase rotation on the incoming power.
•
Electric Heat Option - The unit is equipped with a
heater contactor and electric evaporator heaters. These
heaters provide supplemental heat during electric mode
heat and defrost operation.
Summary of Contents for KD-II SR
Page 4: ......
Page 8: ......
Page 13: ...Safety Precautions Rev 04 03 v AEA40...
Page 14: ...Safety Precautions Rev 04 03 vi AEA38...
Page 33: ...Unit Description Rev 04 03 19 1 Evaporator 2 Access Door Rear View Curbside KD II SR 1 2 AEA38...
Page 37: ...Unit Description Rev 04 03 23 Power Receptacle Box KD II SR 50 AEA42...
Page 58: ...Remote Control Panel Features Rev 04 03 44...
Page 112: ...Refrigeration Maintenance Rev 04 03 98...
Page 120: ...106...
Page 146: ...132...
Page 156: ...142...
Page 162: ...148...
Page 170: ...156...
Page 172: ...158...
Page 173: ...159 KD II 30 Schematic Diagram Page 1 of 2...
Page 174: ...160 KD II 30 Schematic Diagram Page 2 of 2...
Page 175: ...161 KD II 30 Wiring Diagram Page 1 of 2...
Page 176: ...162 KD II 30 Wiring Diagram Page 2 of 2...
Page 177: ...163 KD II 50 Schematic Diagram Page 1 of 2...
Page 178: ...164 KD II 50 Schematic Diagram Page 2 of 2...
Page 179: ...165 KD II 50 Wiring Diagram Page 1 of 2...
Page 180: ...166 KD II 50 Wiring Diagram Page 2 of 2...
Page 181: ...167 KD II 50 SR 230 1 60 Wiring Diagram Page 1 of 2...
Page 182: ...168 KD II 50 SR 230 1 60 Wiring Diagram Page 2 of 2...