Appendix A - Acronyms And Abbreviations; Acronym List - Trane PolyTherm ARTC-SVX005A-EN Installation, Operation And Maintenance Manual

Appendix A - Acronyms and Abbreviations

All acronyms and abbreviations used in this manual, on
the chiller controllers, and on module indicators and
gauges are listed in the following tables.

Acronym List

All acronyms and abbreviations in this publication are
listed in the following table, with their full spellings and
expansions.
Table 16. Acronyms and Abbreviations
Item Expansion
410A R410A
Ack Acknowledged
Acked Acknowledged
ACWS Automatic City Water Switchover
Addr Address
AHRI Air-Conditioning, Heating and Refrigeration Institute
AL alarm
Alm Alarm
Alrms alarms
Anlg Analog
AO1 analog output one
API Application Program Interface
Aval Available
BAS Building Automation System
Bd board
btu British thermal unit
C Celsius
C1 Circuit 1
C2 Circuit 2
CB Circuit Breaker
CE Conformance European
ckt circuit
CL cool
Cntrl, Contrl Controller
Comm Communication
Comp,
Compressor, Compressors
Comps
CoolDemand Cooling Demand
Compens Compensation
COND, Cond condenser
CSA Canadian Standards Association
CSV Comma-Separated Values
DB Dry Bulb
DB Distribution Block
DifPr Differential Pressure
Dis Disabled
Dish Discharge
Disturb Distribution
ARTC-SVX005A-EN
Table 16. Acronyms and Abbreviations (continued)
Item Expansion
Dly Delay
DP Differential Pressure
DTC Danfoss Turbocor Compressors Inc.
ECM Electrically Commutated Motor
EER Energy Efficiency Rating
EMC Electromagnetic Compatibility
EMI Electromagnetic Interference
En Enabled
EPC Extended Performance Compressor
Err Error
Evap Evaporator
EvapFl Evaporator Flow
EVC Electronic [expansion] Valve Controller
EVD Expansion Valve Driver
EX Expansion
Ex Valve Expansion Valve
Exp Export
EXP1 Expansion Board 1
Extern External
EXV Electronic [expansion] Valve
F Fahrenheit
FLA Full Load Amperes
FLC Full Load Current
FREECOOL Free Cooling
FRI Friday
FTP File Transfer Protocol
gpm gallons per minute
GUI Graphical User Interface
HeatDemand Heating Demand
HFC Hydrofluorocarbon
HG Hot Gas
HH.MM.SS Time: Hour.Minute.Second
HMI Human Machine Interface
Hotgas1 Hot Gas 1
HP High Pressure
HPS High Pressure Switch
HT heat
HVAC Heating, Ventilation, and Air-Conditioning
I/O Input/Output
ID Inside Diameter
Ident Identification
IEEE Institute of Electrical and Electronic Engineers
IGBT Insulated Gate Bipolar Transistor
IGV Inlet Guide Vane
Imp Import
Implem Implementation
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