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10K	1A	1B	20A	20B
20C	20K	2S1W	2S2W	3 Phase
600 Volt	600V-UD	802.11	802.11a	802.11b
802.11g	802.1x	A	A-H	A/D Conversion
AA	AAAC	AAC	AAC/TW	AASHTO
Absorbed Glass Mat	AC	ACAR	ACB	Access Point
Accuracy	Accuracy Class	Acoustic Material	ACSR	ACSR/AW
ACSR/TW	ACSS	ACSS/AW	ACSS/TW	Active Material (Battery)
Active Power	Adjustment	Admittance	ADSL	AEIC
Aeolian Vibration	Aerial Cable	AFCI	AFD	AFI
AIC	Air Blast Breakers	Air Circuit Breaker	AIS	Al
Alarm	ALJ	All-or-Nothing Relay	Alley Arm	Alley Roadway (Lighting)
Alligator	Alloy	Alternating Current	Alternator	Ambient Temperature
American Wire Gage (AWG)	AMF (Lighting)	Amorphous Semiconductor	Amortisseur Windings	Ampacity
Ampere	Ampere-Hour	Ampere-hour capacity (storage battery)	Ampere-hour meter	Anchor
Anneal	Annunciator	Anode	ANSI	Antenna Gain
Anti-Pumping Device	Apparent Power	Apparent Power (volt-amps)	AR	Arc
Arc Flash	Arc Thermal Performance Value	Arcing Time	Armature	Armor
Armor Rod	Array	Arrester	Askeral	ASTM
ATC	ATP	Authority Having Jurisdiction	Automatic (Exciter) Paralleling	Automatic line sectionalizer
Automatic Recloser	Autonomous Photovoltaic System	Autotransformer	Auxiliary Power	Auxiliary Relay
Average Maintained Footcandles (Lighting)	AWG	Azimuth	Backup Protection	Baker Board
Balanced Load	Balanced polyphase system	Ballast	Bandwidth	Bank
Base Load	Basic Impulse Level (BIL)	Basic Insulation Level	Battery	Battery Tray
Baud Rate	Bay-O-Net	Beacon	Beam Spread	Belt
Bias Current	Biased Relay	Bikeway (Lighting)	Binding	Bit
Black Start	Blackout	Blowing	Bluetooth	Bonding
Boolean	Boomer	Boost Charge	Booster Transformer	Bound
Breakdown Voltage	Brownout	Buck	Bucket	Bucket Truck
Building Wire	Bulb	Bulb Envelope Lighting)	Bull Line	Bull Wheel
Bumpless Transition	Bunched Stranding	Bundle	BURD	Burden
Buried Urban Residential Distibution	Bus	Bus Bars	Bus Capacity	Bushing
C	C-Rate	C2H4	C2H6	Cable
Cable Cleaner	Cable Pulling Lubricant	Cable Sheath	Cable Tray	CAIDI
CAIFI	Calibration	California Independent System Operator (Cal-ISO)	California Power Exchange (CalPX)	California Public Utilities Commission (CPUC)
Calorie	Can	Candela (cd)	Candlepower	Candlepower Distribution Curve
Capacitance	Capacitor	Capacitor bank	Capacitor Voltage Transformer	Capacity (Battery)
Category 5 Cable	Cathode	CB	CDMA	Cell (Battery)
Cell-Reversal (Battery)	Cellular	CH2H2	CH4	Channel
Channel Terminator	Characteristic Angle	Characteristic Curve	Characteristic Impedance Ratio (C.I.R.)	Charge (Battery)
Charge Controller	Charge Rate (Battery)	Charge-Retention (Battery)	Check Proctection System	Cherry Picker
Chlorinated Polyethylene	Choker	Circuit	Circuit Breaker	Circuit Insulation Voltage
Circuit Switchers	Circuit Voltage	Circular-Mil (cmil)	Circulating Harmonic Currents	Class Index
Clearing Time	CLF	Client	Climbers	Closing Impulse Time
Closing Time	CO	Coaxial Cable	Coefficient of Utilization (CU)	Coffin Hoist
Coil Loss	Cold	Collector Roadway (Lighting)	Combination Unilay	Come-a-long
Comma Separated Value (CSV)	Commercial (Lighting)	Compact Stranding	Competition Transition Charge (CTC)	Compliance Voltage
Compound	Compressed	Compression Splice	Concentric Stranding	Conduct
Conductivity	Conductor	Conductor Shield	Conduit	Conduit Fill
Conjunctive Test	Connecting Devices	Connector	Constant Current Charge	Constant Potential Charge
Contactor	Continuity Test	Continuous Load	Continuous Rating	Conversion Coefficient
Coordination	Copolymer	Core Balance Current Transformer	Core Loss	Corona Discharge
Coulomb	Counter EMF	Counting Relay	Cover	CPE
Creepage Distance	Crest Value	Cross Current	Cross Current Compensation	Cross Current Transformer (CCT)
Cross-Linked Polyethylene (XLPE)	CSA	CSP	CST	CSV
CT (Current Transformer)	Cu	CU (Lighting)	Current	Current Limiting Fuse
Current Transducer	Current Transformer	Current Transformer Ratio	Cut Off Voltage	Cutoff (Lighting)
Cutoff Angle (Lighting)	Cutoff, Full (Lighting)	Cutoff, Non (Lighting)	Cutoff, Semi (Lighting)	Cycle
Cycle (Battery)	DA Bolt	Day ahead market	dB	dBi
dBm	DC	DCF77	De-energized	De-ionization Time
Dead Bus	Dead Field Paralleling	Dead Front	Dead Time	decibel
Deep Discharge (Battery)	Delivery Traffic Indication Message	Delta	Delta Connection	Delta-Wye
Demand Mode Standby Unit(s) (DMSU)	Dependent Time Measuring Relay	Depth of Discharge	Derating	DES
Design Load	Design Test	Deviation Factor	Device Control Point	DFT
DHCP	Dielectric	Dielectric Constant	Dielectric Grease	Dielectric Strength
Dielectric Test	Dielectric Withstand	Dielectric Withstand Voltage Test	Diesel Generator	Differential Relay
Digital Master Control (DMC)	Digital Signal Processing	Digital Signal Processor	Dip Tolerance (Lighting)	Dipole Antenna
Direct Current	Direct Current (DC)	Direct-on-Line	Directional Relay	Discharge (Battery)
Discharge Current	Discharge Rate (Battery)	Disconnect Switch	Discrimination	Distortion Factor
Distributed Control System	Distribution Automation	Distribution Circuit Breaker	Distribution Switchgear	Distribution System
Distribution Transformer	Distribution Voltage	Disturbed Network Protocol	DMZ	DNS
Domain	Door	Double Arming Bolt	Draw Out Unit	Draw-Lead
Drawing	Droop Load Sharing	Drop-Out	Dry Charge (Battery)	Dry-Type Tranformers
DSL	DSSS	DTIM	Dual Voltage Switch	Dual Voltage Transformer
Duct	Duct Bank	Dynamic DNS	Earth Fault Protection	Earth Fault Protection System
Earthing Transformer	Eddy Current	EEI	EERA	Effective Internal Resistance (Battery)
Effective Range	Effective Setting	Effectively Grounded	Efficiency (EFF)	Efficiency (Lighting)
Elbow	Electric Generator	Electrical Hazard	Electrical Operator	Electrical Relay
Electrical Safety	Electrically Safe Work Condition	Electricity	Electrolyte (Battery)	Electromechanical Relay
Electromotive Force	Elongation	Embedded Generation	Emergency Bus	Emergency System
EMTDCÖ	EMTP	End Point Voltage	End-of-Discharge Voltage	End-Point Voltage
Energy	Energy Management System	Engine Generator	Entrainment (Battery)	EPDM
EPR	EPRI	EPROM	Eutectic	Event
Excitation	Exciter	Exciter Paralleling Control	Exciting Current	Expressway Roadway (Lighting)
Extension, Box	Extra High Voltage	Extrusion	F	FA
Farad	FAT	Fault	Fault Close Rating	Fault Current
Fault Indicator	Federal Energy Reglatory Commission (FERC)	Feeder	FERC	Ferroresonance
Fiber Optic Cable	Fiducial Value	Field	Field Breaker with Auxiliary Switch	Field Current
Fill	Filler	First Start Sensor	Fixed Capacitor Bank	Fixture
Flame Resistance	Flash Hazard	Flash Hazard Analysis	Flash Protection Boundary	Flash Suit
Flashover	Float Charge	Float Charge (Battery)MTI	Flooded Cell	Flower Pot
Fluorencent Lamp	FOB	Footcandle (fc)	FPI	Free Field (Noise Measurements)
Frequency	Frequency Adjust Potentiometer	Frequency Regulation	Frequency Transducer	FRP
Fulgurite	Full Duplex Communications	Full Scale	Full Scale Output	Functional Block Diagram
Fuse	Fuse Arcing Time	Fuse Link	Fuse Melt Time	Fused Cutout
Fusible Switch	Gassing (Battery)	Gateway	Gel	Gel Cleaner
Generator	Generator Step-Up (GSU)	Genset Communication Module (GCM)	GF	Gin
GIS	Glare	Global Positioning System	GMT	Gnd
Governor	Grease	Grid	Ground	Ground Fault
Ground Fault Protection	Ground Return	Grounded Neutral	Grunt	GTO
Gut	Guy Strain Insulator	H	H-20	H2
Half-duplex communications	Hard Drawn	Hard Line	Harmonic	Harmonic Distortion
Harmonic Distortion (Total Harmonic Distortion)	Harmonics	Hazard Risk Category	Heat Run Test	Helical
Henry	Hertz	Hertz (Hz)	HID	High Intensity Discharge (HID) Lamp
High Pot	High Pressure Sodium (HPS) Lamp	High Voltage	High Voltage System	High-speed reclosing
Hookstick	Horsepower	Hose	Hot	Hot Arm
Hotstick	HPS	HRC	HS285 (TM)	HSR
Hub	Hunting	HV	Hybrid Photovoltaic System	Hydrometer
I	I.D.M.T.	I/O	I2t	ICCP
ICEA	ICT	IEC	IED	IEEE
IESNA	IGBT	ILL (Lighting)	Illuminance	Impedance
Impulse	Impulse Test	Incandescent Lamp	Incident Energy	Incidental Light Traffic
Incoming Set	Independent Time Measuring Relay	Induced Current	Induced Voltage	Inductance
Influence Quantity	Initial Lamp Lumens (Lighting)	Input Quantity	Inrush Current	Insolation
Instantaneous Relay	Instrument Transformer	Insulated Case Circuit Breaker	Insulated Gate Bipolar Transistor	Insulation
Insulator	Intensity (Lighting)	Intermediate (Lighting)	Intermediate Class Arrester	Internal Impedance (Battery)
Internal Resistance (Battery)	Internal Voltage	International System of Units (SI)	Interoperability	Interrupter Switch
Interruptible	Interrupting Capacity	Interrupting Medium	Interrupting Rating	Interruption
Interruption Duration	Interruption, Momentary	Interruption, Sustained	Interstices	Intranet
Intrinsic Error	Inverse Time Delay Relay	Inverter	Invester Owned Utility (IOU)	Ion
IP Address	IRIG-B	ISM Band	ISO	Isolation
Isolation Link	Isotropic Antenna	Jacket	Jamming	JIT
Johnny Ball	Joule	Jumper	Junction, 200 Amp	Junction, 600 Amp
K-Bus (Courier)	Kilo	Kilowatt	Kilowatt Hour	Knee-Point e.m.f.
kVA	kVA (kilo-Volt-Amperes)	kVAR	kW	kW Load Sensor
kW-h(kilo-Watt-hour)	KYZ	L	Ladder Diagram (LD)	Lag
Lagging Power Factor	Lamp	Lamp Lumen Depreciation, LLD (Lighting)	LAN	Lateral Circuit
Lateral Light Distribution	Lay Direction	Lay Length	LCD	LDC
LDD	Lead	Lead Acid (Battery)	Lead Acid Battery	Lead Dioxide (Battery)
Lead Sulfate	Lead Unit	Leading Power Factor	LED	Leg
Light	Light Loss Factor (LLF)	Light Traffic	Lighting Arrester	Lighting Maintenance Factor (MF)
Lightning	Lightning & Switching Impulses	Limit Switch	Limited Approach Boundary	Limiting Value of the output current
Line	Line Hose	Line Traps	Line-To-Line Voltage	Line-To-Neutral Voltage
Liner	LLF (Lighting)	Load	Load Demand	Load Factor
Load Management	Load Shedding	Loadbreak	Local Control Mode	Local Loop
Local Roadway (Lighting)	Local-Area Network (LAN)	Locations	Long Distribution (Lighting)	Long-Term Stability
Low Voltage	LPW	Lube	Lumen	Lumens Per Watt (LPW)
Luminaire	Luminaire Dirt Depreciation (LDD)	Luminaire Dirt Depreciation Factor (LDD)	Luminance	Lux
LV	MAC address	Main Breaker	Main Protection	Mains
Major Roadway (Lighting)	Master Control	Maximum Permissible Values of the input current and voltage	Mbps	MCC
MCCB	Mean-Sensing Transducer	Measurand	Measuring Element	Measuring Range
Measuring Relay	Media	Medium Distribution (Lighting)	Medium Voltage	Megohmmeter
Melt Time	Mercury Vapor Lamp (MV)	Messenger	Metal Clad (Switchgear)	Metal Enclosed (Switchgear)
Metal Halide Lamp (MH)	Metering (non-tariff)	Metering (tariff)	MHR (Lighting)	Micro-
Mid Point Sectioning Substation	Mil	Mobile Transformer	ModBus	Modbus II
Modbus Plus	Modem	Modules	Molded Case Circuit Breaker	Momentary Rating
Mortality Curve	Motion Resistant Conductor	Motoring	MOV	MRO
MTW	Multi-Crystalline (Photovoltaic)	Multi-drop Bus Topology	Multi-element transducer	Multi-section transducer
Multi-shot reclosing	MVA	MW	MWH	N/C
N/O	NAICS	Nameplate Rating	Natural Gas Generator	NEC
NEC (National Electrical Code)	NEMA	NEMA 1 Enclosure	Network	Network Annunciator Module (NAM)
Network Bus	Network Data	Network Data Wire	Network Gateway Module	Neutral
Neutral Conductor	Neutral Current	Neutral Ground Reactor	Neutral Grounding Resistor	NFPA
NFPA 110	NFPA 70E Standard	NIC	Nickel Cadmium Battery	Node
Nominal	Nominal Capacity (Battery)	Nominal Voltage	Nominal Voltage (Battery)	Non-cutoff (Lighting)
Non-Halogen Ethylene Copolymers	Non-Loadbreak	Nonlinear Load	Normal Standby Mode	Notching Relay
NPS	Nylon	OA	Occasional Traffic	Octave Band
Off Peak Power	Off-Load Tap Changer	OHL	Ohm	Ohms Law
Oil Breakers	Omnidirectional Antenna	On Load Tap Changer	On-Set Paralleling	One-Axis Tracking (Photovoltaic)
One-Line Diagram	Open Link	Open-Circuit Voltage (Battery)	Opening Time	Operating Current
Operating Current (of a relay)	Operating Source	Operating time Characteristic	Operating Value	OPGW
Oscillograph	OSHA	OSHA 29 CFR 1910, Subpart S-Electrical	OSI 7-layer model	Out-Of-Phase
Outage	Outage, Forced	Outage, Scheduled	Output common mode interface voltage	Output Current of a transducer
Output Load	Output series mode interface voltage	Output Span	Overcharge (battery)	Overcrank
Overcurrent Relay	Overload	Overload Rating	Overrange	Overshoot
Overshoot Time	Oxygen Recombination	Packet	Pad Mounted Transformer	Parallel Connection
Parallel Operation	Paralleling Breaker	Paralleling Control	Paralleling Suppressers	Parametric Conjuctive Test
Parity	Parking Bushing	Parking Stand	Parkway	Pass Thru
Pasted Plate (Battery)	PC Card	PCB	PCC	PCI
PCMCIA	PE	Peak Load	Peak to Peak	PED
Pedestrian Loading	Pedestrian Walkway (Lighting)	Peer-To-Peer	PF	Phase
Phase Angle	Phase Angle Transducer	Phase Rotation	Photovoltaic	Photovoltaic Array
Photovoltaic Cell	Photovoltaic Concentrator	Photovoltaic Conversion Efficiency	Photovoltaic Efficiency	Photovoltaic Module
Photovoltaic Panel	Photovoltaic Stand-Alone System	Photovoltaic System	Pick up ratio	Pick-up
Pilot Channel	Pilot Line	Ping	Pitch	Plante Plate (Battery)
Plate (Battery)	PLC	Plug Setting Multiple	Pocket Current Transformer	Point of Common Communication
Polarity	Pole	Pole Spacing (Lighting)	Polyethylene	Polymer Concrete
Polyphase	Polyvinyl Cloride	Port	Port Forwarding	Pot
Potential	Potential Transformer	Pothead	POW	Power
Power Circuit Breaker	Power Electronics Device	Power Factor	Power Line Carrier Communication	Power Marketer
Power Transformer	PPP	PPTP	Prime Power	Priority Control
Proctection Scheme	Prohibited Approach Boundary	Protected Zone	Protection Equipment	Protection Relay
Protection System	Protective Device Numbers, ANSI	Protocol	Proxy Server	PS (Lighting)
psi	PSTN	PUC	Pull	Pull Tension
Pulling	Pulse Alarms	PVC	Raceway	Radio Frequency (RF)
Radio Interference	Radio Interference Suppression	RAM	Random Access Paralleling	Range
Rated Capacity (Battery)	Rated Lamp Life	Rated Output	Rating	Ratio Correction
RCD	Reactance	Reactive Differential Compensation	Reactive Droop Compensation	Reactive Power
Reactor	Reading	Real Power	Recloser	Recombination (Battery)
Reel	Reference range	Reference value	Refererence Conditions	Reflector
Refractor	Regulating Transformer	Regulator	Reinforced Polymer Mortor	Remote Control Point
Resealable Cap (Battery)	Resetting value	Residential (Lighting)	Residual Current	Residual Voltage
Resistance	Response Time	Restricted Approach Boundary	Reverse Power Relay	Reversible Output Current
RHH	RHH-2	Ridge Pin	Ripple	Ripple Content of the Output
Riser Pole	Risers	RJ-11	RJ-45	RMS(Root Mean Square)
RMU	ROCOF	Root-Mean-Square	Rotor	Router
RPM	RTO	RTS	RTU	RW (Lighting)
S.I.R.	Sag	SAIDA	SAIFI	SAT
SCADA	Scaling Resistor	Schematic Diagram	SCP	SCR
SCS	Sealed Cell (Battery)	Selective Coordination	Self Discharge (Battery)	Semi-Con
Semi-cutoff (Lighting)	Separately Derived	Separator (Battery)	Sequential Paralleling	SER
Serries Connection	Server	Service Drop	Service Entrance	Service Entrance Cable
Service Life (Battery)	Setting	SEU	SFC	Shock Hazard
Short Circuit	Short Distribution (Lighting)	Shotgun Stick	Shunt Trip	Sidewalk (lighting)
Sidewall Pressure	Silicon	Simplex Communications System	Sine Wave	Single Element Transducer
Single Phase	Single-Shot Reclosing	Sintered Plate (Battery)	Site	Skin Effect
Slave	Soap	SOE	Soft Loading	Solar Energy
SOTF	Sound	Sound Level Meter	Sound Pressure Level (SPL)	Spacing-to-Mounting Height Ratio
Span	Spark Test	Specific Conjuctive Test	Specific-Gravity (Battery)	Spill Light
Split Phase	Spread Spectrum	Spring Winding Time	ST	Stability
Stability Limits of a Protection System	Stability of a Protection System	Stability of Transducer	Stage 3 Emergency	Standard calibration
Standby System	Star Topology	Starter	Starting Current	Starting Relay
Starved Cell (Battery)	STATCOM	State of Charge (Battery)	Static Relay	Static Var Compensator
Static Wire	Stator	STC	Steady State Rating	Stinger
Storage Conditions	Strand	Stranded Conductor	Stranded Cost	Stringing
Stringing Block	Sub-Transmission System	Substation Configuration Language	Sulfation (Battery)	Sulfur-Hexafluoride (SF6)
Super Draw Lead	Surge	Surge Rating	Surge Suppressor	Surge Withstand
Surge Withstand Capability (swc) Test	Sweeling (Battery)	Switch, Network	Switchgear	Switching Hub
Switching Surges	Sync Check Relay	Synchronization	Synchronizer	Synchronizing Lights
Synchronous Generator	Synchroscope	System Disturbance Time	System Impedance Ratio	T&D
T-Body	T101	Tag Line	Tap Changer	TC57
TCP/IP	Telephone Influence Factor (TIF)	Temper	Temperature Rise	Tensile Strength
Tension	Termination	Terminator	TF	TFE
Thermal Expansion	Thermoplastic	Thermoset	THHN	Thin Film (Photovoltaic)
Three Phase	Three-Phase	Through Fault Current	Throughput	Thumper
THW	THWN-2	Tie	Time Delay	Time Delay Relay
Token	Token-Ring Topology	Topology	Tow Axis Tracking (Photovoltaic)	TPI
Tracking Array (Photovoltaic)	Transco	Transducer	Transducer Error	Transducer Factor
Transducer with Live Zero	Transducer with Suppressed Zero	Transfer Switch	Transformer	Transformer Insulation
Transformer Ratio	Transformer Voltage Regulators	Transmission System	Tree Wire	Treeing
Trickle Charge (Battery)	True RMS Amps	True RMS volts	TRXLP	Tubular Plate (Battery)
Tungsten Halogen Lamp	TW	Twisted Pair	UCA	UD
UF	UL	Ultra High Voltage (UFV)	Unbalanced Loads	Underground Residential Distribution
Underground Utility Structure	Undershoot	Unidirectional Unit	Unit Electrical Relay	Unit Protection
Universal Bushing Well	Unrestricted Protection	UPS	URD	USE
USMA	Utility	V	VA	VAC
Vacuum Circuit Breakers	Vacuum Interrupter	Valve Regulated Sealed Cell (Battery)	Vapor Phase	VAR
VCB	VDC	VDEW	Vector Group Compensation	Veiling Luminance
Vent Cap (Battery)	Vent Valve (Battery)	Venting (Battery)	Virtual Server	Volt
Voltage Class	Voltage Control	Voltage Dip	Voltage Drop	Voltage Rating
Voltage Regulation	Voltage Sag	Voltage Spread	Voltage Swells	Voltage Transducer
Voltage Transformer	Voltage Transformer Ratio	Voltage Transients	Voltage Withstand Test	VPN
VR Cable	WAN	WAPA	Watt	Watt-Hour
Watt-Hour Demand Meter	Watt-Hour Meter	Wattmeter	Western Underground Committee	Wi-Fi
Wide-Area Network	Wire	Wire Lubricant	Wireless Bridging	WLAN
Work Plane	Working Near	Working On	WPA	WPAN
Wye	Wye Connections	X	XHHW-2	XLPE
Xmodem	Yield Strength	Z	Zero Crossing	Zero Sequence
Zones of Protection

Diesel Generators   Natural Gas Generators   Generator Rentals   Generators for Sale Global Power Supply - 5383 Hollister Ave Suite 100 - Santa Barbara CA 93111 Phone: 805-683-3828 - Fax: 805-683-3823 - Email: info@globalpwr.com