Tài liệu Ký hiệu chuyên ngành điện pdf

Ký hiệu chuyên ngành điện ATS, UPS, XLPE, LBFCO, LBS, DS
****Abbrevations for Electrical
ALTS AUTOMATIC LOAD TRANSFER SWITCH
INT S/W (I.S) INTERRUPTER SWITCH
LBS LOAD BREAKER SWITCH
ASS AUTO SECTION SWITCH
VCB VACUUM CIRCUIT BREAKER
COS CUT OUT SWITCH
PF POWER FUSE
MOF METERING OUT FIT
PT POTENTIAL TRANSFORMER
CT CURRENT TRANSFORMER
TR TRANSFORMER
LA LIGHTNING ARRESSTERS
SA SURGE ABSORBER
LS LINE SWITCH
GCB GAS CIRCUIT BREAKER
DS DISCONNECTING SWITCH
VCS VACUUM CONTACTOR SWITCH
ACB AIR CIRCUIT BREAKER
ATS AUTO TRANSFER SWITCH
VSS VACUUM TRANSFER SWICH
MCCB MOLDED CASE CIRCUIT BREAKER
ELCB EARTH LEAKAGE BREAKER
NFB NO FUSE BREAKER
MG MAGNETIC SWITCHES
MG MAGNETIC SWITCHES
DM DEMAND METER
VAR-H VAR-HOUR METER
VAR-M VAR METER
KWM KILO WATT METER

WM WATT METER
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
PF Protection Fuse

MC Magnetic Contactor
GPT Grounding Potential Transformer
GDR Ground Directional Relay
LA Lighting Arrester
FDS Fuse Disconnecting Switch
APFR Active Power Filter Relay
APR Active Phase Reversal Relay
MD, MS (trong các bộ khởi động sao tam giác) cũng là MC (magnetic
contactor), MD (Delta Magnetic contactor) là bộ khởi động từ chế độ
tam giác. MS (Star Magnetic contactor) là bộ khởi động từ chế độ sao.
BZ (buzzer alarm) là chuông báo động.
PB (push button): nút nhấn.
EPB (emergency PB): nút nhấn khẩn cấp.
**** Abbrevations for C/O C/Q:
C/O Certificate of Origin Giấy chưngz nhận xuất xứ (xuất xưởng)
C/Q Certificate of Quality Giấy chứng nhận chất lượng (kiểm định)
**** Abbrevations for Cable:
ABS -American Bureau of Shipping
APL -Aluminium Polyethlene Laminate.
ASTM -American Society for Testing Materials.
AVL -Aluminium Vinyl Laminate.
AWG -Amercai Wire Gauge.
BASEC -British Approvals Service for Electric Cables.
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
HEPR -HARD EPR
HFC -HALOGEN FREE CABLE
HMWPE -HIGH MOLECULAR WEIGHT POLETHYLENE
HOFR -HEAT & OIL RESISTING AND FLAME RETARDANT
HO5RN-F -H= EEC HARMONISED STANDARDS
HO7RN-F -R= RUBBER INSULATION
N= SHEATHING MATERIAL (POLYCHLOROPRENE)

05= RATED VOLTAGE 300/500V
07= RATED VOLTAGE 450-750 V
HR -HEAT RETARDANT
HV -HIGH VOLTAGE
I/OAM -INDIVIDUAL & OVERALL ALUMINIUM - MYLAR SCREEN
IEC -INTERNATIONAL ELECTROTECHNICAL COMMISSION
IEE -INSTITUTION OF ELECTRICAL ENGINEERS (UK)
IEEE -INSTITUTION OF ELECTRICAL ENGINEERS (USA)
ICEA -INSULATED POWER CABLE ENGINEERS' ASSOCIATION (USA)
IRR -ISOPRENE ISOBUTYLENE (BUTYL) RUBBER
LDPE -LOW DENSITY POLYETHYLENE
LHC -LOW HALOGEN CABLE
LV -LOW VOLTAGE
MCM -THOUSAND CIRCULAR MILS
MI -MINERAL INSULATED
MICC -MINERAL INSULATED CALENDER CABLE
MV -MEDIUM VOLTAGE
NBR -ACRYLONITRILE BUTADIENE COPOLYMER RUBBER
NR -NATURAL RUBBER
NiR -NITRILE RUBBER
OAM -OVERALL ALUMINIUM - MYLAR SCREEN
OF -OIL-FILLED
OFR -OIL RESISTING AND FLAME RETARDANT
OPGW -OPTICAL FIBRE GROUND WIRE
PC -POLYCARBONATE
PCP -POLYCHLOROPRENE RUBBER
PE -POLYETHYLENE
PETP -POLYETHYLENE TEREPHTHALATE
PIAS -PAPER INSULATED ALUMINIUM SHEATHED
PILC -PAPER INSULATED LEAD SHEATHED

PME -PROTECTIVE MULTI-RIPPLE EARTHED
PP -POLYPROPYLENE
PPL -POLYPROPYLENE PAPER LAMINATE
PTFE -POLYTETRAFLUOROETHYLENE
PVA -POLYVINYL ACETATE
PVC -POLYVINYL CHLORIDE
PWA -PLIABLE WIRE ARMOUR
RNN -RUBBER/NEOPRENE/NEOPRENE
RP -REDUCED FLAME PROPAGATION
RPS -REDUCED FLAME PROPAGATION SHEATH
SAC -SOLID ALUMINIUM CONDUCTOR
SBR -STYRENE BUTADIENE RUBBER
SFC -SLOW FUME CABLE
SL -SEPARATELY LEAD SHEATHED
SNE -SEPARATE NEUTRAL AND EARTH
SR -SILICONE RUBBER
STA -STEEL TAPE ARMOUR
SWA -STEEL WIRE ARMOUR
SWC -SURFACE WIRING CABLE
TPR -THERMOPLASTIC RUBBER
TRS -TOUGH RUBBER SHEATH
UD -UNDERGROUND DISTRIBUTION
UHV -ULTRA HIGH VOLTAGE
VR -VULCANISED RUBBER
XLPE -CROSS LINKED POLYETHYLENE