Daikin WSC063 - Page 39

IM 1044-2 Centrifugal Chillers 39
Figure 23, Unit Control Panel
Figure 24, Compressor Control Panel
UTB1 Unit
Terminal Block
Unit
Controller
ON/OFF
Switches
Emergency
OFF Switch
pLAN Termination
& Control Power
Isolation Board
110-volt
Circuit Breaker
115-volt Circuit Breaker
Latch Relay
Heater Relay
Compressor Relay
Oil Pump Overload
Relay Reset Button
Oil Pump Contactor
Oil Pump Starting Capacitor
Terminal Board, CTB2
Compressor Microprocessor
Transducer/Converter Board
5VDC Output, 0-5V Input
pLAN Connection
Guardistor Board
AC-DC Signal Converter
115V-24V Transformers (3)
Terminal Board CTB1
RS485 Serial Card for
Starter Display Option
Connection
Bias Block for Starter
Display Option Connection