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Preloading circuit
K11
R14/15
U1
Control rack
A111
A112
A113
A119
A114
A115
A116
U100
U109
X1
X4
X2
X10
X6
A67
Door components
S102
S101
S104
H101
H102
H103
A120
Other components
B101/102/103
K104
K12
X5
Preload contactor
Preload resistor
Preload bridge
Digital I/O board
Interface board – IGBT' s and DSP
Digital Signal Processor
Interface PQF Manager board
Current input board
Analog input board
+24V power supply board
Power supply ? 15V
Power supply + 5V
Terminal block digital I/O wiring
Terminal block current input wiring
Terminal block analog input wiring
Terminal power supply wiring
Terminal current input wiring
AC voltage board
RESET push button
RUN push button
Remote local switch
White lamp: controller connected to supply (auxiliary
breaker closed)
Red lamp: MCB closed
Green lamp: MCB open
PQF-Manager
Internal current sensors
Alarm contactor
Remote contactor
Terminal block backplane wiring (external CT connection)
Asea Brown Boveri Jumet S.A.
PQFA Instructions Manual
17
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Table of Contents
Troubleshooting
