Ingersoll-Rand IRN 20HP, Operation And Maintenance Manual

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GENERAL INFORMATION
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TN, TT, IT 3+PE. 380 − 460V, 50Hz/60Hz.
KEY
XS1 Main terminals
QF1 Fan motor starter
QF1.1 Auxiliary contact
FU3 Transformer secondary fuse
FU1, 2 Transformer primary fuses
FR1 Solid state relay
FR2 Solid state relay
FR3 Solid state relay
EDV Electric drain valve
DR Variable speed drive
MM Main motor
FM Blower motor
MC Dryer motor
ES Emergency stop
1ATS High air temperature switch
1RPS Dryer refrigeration pressure switch
PTO Thermistor, motor winding temp.
P1, P2 Pressure transducer
EDVO Electronic drain valve option
DO Dryer option
CA Common alarm
WHT White
RED Red
DDP Dryer discharge pressure (Dryer option)
ADP Aftercooler discharge pressure
WIRES
POWER − Black
DC CONTROL − Blue
NEUTRAL − Light blue
PROTECTIVE EARTH − Green / Yellow
NOTES
1. THE CORRECT TYPE AND RATING OF LINE INPUT FUSE
MUST BE FITTED ONTO THE CUSTOMER’S ISOLATOR OR
BREAKER CLOSE TO THE COMPRESSOR.
FAST ACTING CLASS
− J, T OR SEMICONDUCTOR TYPE,
CURRENT LIMITING, INTERRUPT RATING − 200,000 AMPS RMS
SECTION
2. SIZING OF ELECTRICAL COMPONENTS NOT SUPPLIED BY
INGERSOLL RAND IS THE RESPONSIBILITY OF THE CUSTOMER
AND SHOULD BE DONE IN ACCORDANCE WITH THE
INFORMATION ON THE COMPRESSOR DATA PLATE, N.E.C., AND
LOCAL ELECTRICAL CODES.
3. DECAL MUST CONFORM TO THE LATEST REVISION OF IR
SPECIFICATION 92 − 8.95.