4
CONTROLS
The  30XV Air-Cooled  Liquid  Chillers  contain  the  Carrier  Con-
troller electronic control system that controls and monitors all op-
erations of the chiller. The control system is composed of several
components as listed in the following sections. All machines have
a Carrier Controller module, Standard Input/Output boards, Emer-
gency On/Off switch, and an Enable-Off-Remote Contact switch.
Table 2 lists power schematics by unit size.
Table 2 — Control and Power Drawings
UNIT DESCRIPTION LOCATION
30XV140
Typical Field Connections Wiring Schematic Fig. 90, pages 227-228
Power Wiring Schematic (Std) Fig. 91, page 229
Power Wiring Schematic (Mid) Fig. 95, page 235
Power Wiring Schematic (High) Fig. 96, page 236; Fig. 97, page 237
Communication Wiring Fig. 99, page 240
Control Wiring Schematics Fig. 100-101, pages 241-243
Component Arrangement Fig. 103, pages 246-247
30XV160
Typical Field Connections Wiring Schematic Fig. 90, pages 227-228
Power Wiring Schematic (Std) Fig. 91, page 229
Power Wiring Schematic (Mid) Fig. 95, page 235; Fig. 97, page 237
Power Wiring Schematic (High) Fig. 96, page 236; Fig. 97, page 237
Communication Wiring Fig. 99, page 240
Control Wiring Schematics Fig. 100-101, pages 241-243
Component Arrangement Fig. 103, pages 246-247
30XV180
Typical Field Connections Wiring Schematic Fig. 90, pages 227-228
Power Wiring Schematic (Std) Fig. 91, page 229
Power Wiring Schematic (Mid) Fig. 95, page 235; Fig. 97, page 237
Power Wiring Schematic (High) Fig. 96, page 236; Fig. 97, page 237
Communication Wiring Fig. 99, page 240
Control Wiring Schematics Fig. 100-101, pages 241-243
Component Arrangement Fig. 103, pages 246-247
30XV200
Typical Field Connections Wiring Schematic Fig. 90, pages 227-228
Power Wiring Schematic (Std) Fig. 91, page 229
Power Wiring Schematic (Mid) Fig. 95, page 235; Fig. 97, page 237
Power Wiring Schematic (High) Fig. 96, page 236; Fig. 97, page 237
Communication Wiring Fig. 99, page 240
Control Wiring Schematics Fig. 100-101, pages 241-243
Component Arrangement Fig. 103, pages 246-247
30XV225
Typical Field Connections Wiring Schematic Fig. 90, pages 227-228
Power Wiring Schematic (Std) Fig. 91, page 229
Power Wiring Schematic (Mid) Fig. 95, page 235
Power Wiring Schematic (High) Fig. 98, page 238-239
Communication Wiring Fig. 99, page 240
Control Wiring Schematics Fig. 100-101, pages 241-243
Component Arrangement Fig. 103, pages 246-247
30XV250
Typical Field Connections Wiring Schematic Fig. 90, pages 227-228
Power Wiring Schematic (Std) Fig. 91, page 229
Power Wiring Schematic (Mid) Fig. 95, page 235
Power Wiring Schematic (High) Fig. 98, page 238-239
Communication Wiring Fig. 99, page 240
Control Wiring Schematics Fig. 100-101, pages 241-243
Component Arrangement Fig. 103, pages 246-247
30XV275
Typical Field Connections Wiring Schematic Fig. 90, pages 227-228
Power Wiring Schematic (Std) Fig. 91, page 229
Power Wiring Schematic (Mid) Fig. 95, page 235
Power Wiring Schematic (High) Fig. 98, page 238-239
Communication Wiring Fig. 99, page 240
Control Wiring Schematics Fig. 100-101, pages 241-243
Component Arrangement Fig. 103, pages 246-247
30XV300
Typical Field Connections Wiring Schematic Fig. 90, pages 227-228
Power Wiring Schematic (Std) Fig. 92, pages 230-231
Power Wiring Schematic (Mid) Fig. 98, page 238-239
Power Wiring Schematic (High) Fig. 98, page 238-239
Communication Wiring Fig. 99, page 240
Control Wiring Schematics Fig. 100-101, pages 241-243
Component Arrangement Fig. 103, pages 246-247