Appendix B - Abbreviations for data object/data attribute

Term

Description

f

floating point (analog value)

i

integer (analog value)

d

Visible String(255)

q

Quality

t

Timestamp

A

Current

Acs

Access

ACSI

Abstract Communication Service Interface

Acu

Acoustic

Age

Ageing

Alm

Alarm

Amp

Current non phase related

To

Analogue

Ang

Angle

Auth

Authorization

Auto

Automatic

Aux

Auxiliary

Av

Average

B

Bushing

Bat

Battery

Beh

Behaviour

Bin

Binary

Blk

Block, blocked

Bnd

Band

Bo

Bottom

Cancel

Cancel

Cap

Capability

Capac

Capacitance

Car

Carrier

CB

Circuit Breaker

CDC

Common Data Class

CE

Cooling Equipment

Cf

Crest factor

Cfg

Configuration

CG

Core Ground

Ch

Channel

Cha

Charger

Chg

Change

Chk

Check

Chr

Characteristic

Cir

Circulating

Clc

Calculate

Clk

Clock, clockwise

Cls

Close

Cnt

Counter

Col

Coil

Cor

Correction

Crd

Coordination

Crv

Curve

CT

Current Transducer

Ctl

Control

Ctr

Center

Cyc

Cycle

Dea

Dead

Den

Density

Det

Detected

DExt

De-excitation

Diag

Diagnostics

Dif

Differential, difference

Dir

Direction

Dis

Distance

Dl

Delay

Dlt

Delete

Dmd

Demand

Dn

Down

DPCSO

Double point controllable status output

DQ0

Direct, Quadrature, and zero axis quantities

Drag

Drag hand

Drv

Drive

DS

Device State

Dsch

Discharge

Dur

Duration

EC

Earth Coil

EE

External Equipment

EF

Earth Fault

Ena

Enabled

Eq

Equalization, Equal

Ev

Evaluation

Ex

External

Exc

Exceeded

Excl

Exclusion

Ext

Excitation

FA

Fault Arc

Fact

Factor

Fan

Fan

Flt

Fault

Flw

Flow

FPF

Forward Power Flow

Fu

Fuse

Fwd

Forward

Gen

General

Gn

Generator

Gnd

Ground

Gr

Group

Grd

Guard

Gri

Grid

H

Harmonics (phase related)

H2

Hydrogen

H2O

Water

Ha

Harmonics (non phase related)

Hi

High, highest

HP

Hot point

Hz

Frequency

IEEE

Institute of Electrical and Electronic Engineers

Imb

Imbalance

Imp

Impedance non phase related

In

Input

Ina

Inactivity

Incr

Increment

Ind

Indication

Inh

Inhibit

Ins

Insulation

Int

Integer

ISCSO

Integer status controllable status output

Km

Kilometer

L

Lower

LD

Logical Device

LDC

Line Drop Compensation

LDCR

Line Drop Compensation Resistance

LDCX

Line Drop Compensation Reactance

LDCZ

Line Drop Compensation Impedance

LED

Light Emitting Diode

Len

Length

Lev

Level

Lg

Lag

Lim

Limit

Lin

Line

Liv

Live

Lo

Low

LO

Lockout

Loc

Local

Lod

Load, loading

Lok

Locked

Los

Loss

Lst

List

LTC

Load Tap Changer

M

minutes

M/O

Data Object is Mandatory or Optional

Max

Maximum

Mem

Memory

Min

Minimum

Mod

Mode

Mot

Motor

Ms

Milliseconds

Mst

Moisture

MT

Main Tank

N

Neutral

Nam

Name

Net

Net sum

Ng

Negative

Nom

Nominal, Normalising

Num

Number

Ofs

Offset

Op

Operate, Operating

Oper

Operate*

Opn

Open

Out

Output

Ov

Over, Override, Overflow

Pa

Partial

Par

Parallel

Pct

Percent

Per

Periodic

PF

Power Factor

Ph

Phase

Phy

Physical

Pls

Pulse

Plt

Plate

Pmp

Pump

Po

Polar

Pol

Polarizing

Pos

Position

POW

Point on wave switching

PP

Phase to phase

PPV

Phase to phase voltage

Pres

Pressure

Prg

Progress, in progress

Pri

Primary

Pro

Protection

Ps

Positive

Pst

Post

Pwr

Power

Qty

Quantity

R

Raise

R0

Zero sequence resistance

R1

Positive sequence resistance

Rat

Winding ratio

Rcd

Record, recording

Rch

Reach

Rcl

Reclaim

Re

Retry

React

Reactance; Reactive

Rec

Reclose

Red

Reduction

Rel

Release

Rem

Remote

Res

Residual

Ris

Resistance

Rl

Relation, relative

Rms

Root mean square

Rot

Rotation, Rotor

Rs

Reset, Resetable

Rsl

Result

Rst

Restraint

Rsv

Reserve

Rte

Rate

Rtg

Rating

Rv

Reverse

Rx

Receive, received

S1

Step one

S2

Step two

SBO

Select before operate*

SBOw

Select with value*

Sch

Scheme

SCO

Supply change over

SCSM

Specific Communication Service Mapping

Sec

Security

Seq

Sequence

Set

Setting

Sh

Shunt

Spd

Speed

SPl

Single Pole

SPCSO

Single point controllable status output

Src

Source

St

Status

Stat

Statistics

Stop

Stop

Std

Standard

Str

Start

Sup

Supply

Svc

Service

Sw

Switch

Swg

Swing

Syn

Synchronisation

Tap

Tap

Td

Total distortion

Tdf

Transformer derating factor

Test

Test

Thd

Total Harmonic Distortion

Thm

Thermal

TiF

Telephone influence factor

Tm

Time

• Tmh = Time in h

• Tmm = Time in min

• Tms = Time in s

• Tmms = Time in ms

Tmp

Temperature (°C)

To

Top

Tot

Total

TP

Three pole

Tr

Trip

Trg

Trigger

Ts

Total signed

Tu

Total unsigned

Tx

Transmit, transmitted

Typ

Type

Un

Under

V

Voltage

VA

Volt Amperes

Vac

Vacuum

Val

Value

VAr

Volt Amperes Reactive

Vlv

Valve

Vol

Voltage non phase related

VT

Voltage Transducer

W

Active Power

Wac

Watchdog

Watt

Active Power non phase related

Wei

Weak End Infeed

Wh

Watt hours

Wid

Width

Win

Window

Wrm

Warm

X0

Zero sequence reactance

X1

Positive sequence reactance

Z

Impedance

Z0

Zero sequence impedance

Z1

Positive sequence impedance

Zer

Zero

Zn

Zone

Zro

Zero sequence method

Data attribute name 

Semantics

SBO

Select – returns ACSI name of control

SBOw

SelectWithValue – receives service parameters

Oper

Operate – receives service parameters and control values

Cancel

Cancel – receives service parameters and control values