Carrier AquaEdge 19XR series Start-Up, Operation And Maintenance Instructions Manual page 170
Single-stage or two-stage
semi-hermetic centrifugal liquid chillers
with pic ii controls and hfc-134a
50/60 hz
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Also See for AquaEdge 19XR series:
- Installation instructions manual (80 pages) ,
- Start-up, operation and maintenance instructions manual (128 pages)
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LINE VOLTAGE (SEE JOBSHEET)
FIELD SUPPLIED
DRIVE INPUT
ISOLATING SWITCH
POTENTIAL
TRANSFORMER
CONTROL POWER
TRANSFORMER
DRIVE INPUT CONTACTOR
DRIVE INPUT
OVERLOAD
CARRIER
ISM MODULE
DRIVE INPUT
LINE REACTOR
LINE FILTER
CAPACITORS
COMMON
MODE CHOKE
MOTOR FILTER
CAPACITORS
CHILLER
MOTOR
Fig. 71 — Typical Medium-Voltage Variable Frequency Drive (VFD) Wiring Schematic
3
LV AND 1
115 V POWER SUPPLY IS REQUIRED AND MUST BE
FIELD SUPPLIED WITH BRANCH CIRCUIT PROTECTION
(8 kVA MINIMUM REQUIRED)
CONTROL POWER
DISCONNECT
TRANSFORMER
SWITCH 1
MAIN FAN MOTOR
PROTECTOR
MAIN FAN
CONTACTOR
MAIN COOLING
FAN
a19-2060
170
ISOLATED GATE
DRIVE
POWER
SUPPLY
FOR VFD USE ONLY, CHILLER
CONTROL POWER MUST BE
FIELD SUPPLIED SEPARATELY
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Troubleshooting
