Ký hhiệu chuyê
Last Up
A
ên ngành
pdated (Tu
Administrato
điện ATS
esday, 30
or Saturda
S, UPS, XL
Novembe
ay, 29 NovLPE, LBFC
er 1999 00
vember 200
CO, LBS, D
:00) Writte
08 04:05
DS..
en by

Ký hiệu chuyên ngành điện ATS, UPS, XLPE, LBFCO, LBS, DS...

****Abbrevations for Electrical
AM AMPERE METER
VM VOLT METER
FM FREQUENCY METER
PFM POWER FACTOR METER
Vo ZERO PHASE SEQUENCE VOLTMETER
50/51(OCR) OVER CURRENT RELAY
51/G(OCGR) OVER CURRENT GROUND RELAY
27 (UVR) UNDER VOLTAGE RELAY
59 (OVR) OVER VOLTAGE RELAY
64 (OVGR) OVER VOLTGE GROUND RELAY
ELD EARTH LEAKAE DETECTOR
VS VOLTAGE SWITCH
AS AMPERE SWITCH
COS CHANGE OVER SWITCH
ZCT ZERO PHASE CURRENT TREANSFORMER
PTT(VTT) PT(VOLTAGE) TEST TERMINAL
CTT(ATT) CT(AMPERE) TEST TERMINAL
GPT GROUND POTENTIAL TRANSFORMER
T/D TRANSDUCER
REC RECTIFIER UNIT
AVR AUTOMATIC VOLTAGE REGULATOR
UPS UNINTERRUPTIBLE POWER SUPPLY
PSU Power Supply Unit
FCO Fuse Cut Out
LBFCO Load Breaker Fuse Cut Out MCCB Molded Case Circuit Breaker
PT Potential Transformer
SC Static Capacitor

BCEW -Bare Copper Earth Wire.
BS -British Standard.
BSI -British Standards Institute.
CEE -International Commission for Conformity Certification of Electrical
Equipment.
CENELEC -European Committee for Electrico Technical Standardisation.
CMA -Cable Makers Accociation.
CNE -Combined Neutral and Earth.
CPC -Circuit Protective Conductor.
CR -See PCP
CSA -Corrugated Seamless Aluminium (Sheath.)
CSM -See CSP
CSP -CHLOROSULPHONATED POLYETHYLENE
CTS -CABTYRE SHEATH
CV -CONTINUOUS VULCANISING
DSTA -DOUBLE STEEL TAPE ARMOUR
DWA -DOUBLE WIRE ARMOUR
ECC -EARTH CONTINUITY CONDUCTOR
ECTFE -Acronym for chloro-trifluoro-ethylene/ethylene copolymer
EEC -EUROPEAN COMMITTEE FOR ELECTROTECHNICAL
STANDARDISATION
EHV -EXTRA HIGH VOLTAGE
EPDM -ETHYLENE PROPYLENE TERPOLYMER RUBBER
EPM -ETHYLENE PROPYLENE MONOMER
EPR -ETHYLENE PROPYLENE RUBBER
EVA -ETHYLENE VINYL ACETATE
FR -FLAME RETARDANT
FTE -FLAT TWIN + EARTH CABLE
GSW -GALVANISED STEEL WIRE
HDPE -HIGH DENSITY POLYETHYLENE