- generator question
- Request for info
- Problem in residential panelboar
- Electical Theory
- Superconducting cable.
- question
- Light Fair
- 480V Mains and 208/120Y and 230V Dist
- unbalanced 3-ph load calcs
- Voltage fluctuation
- Emergency Egress Lighting for Roofs?
- Expansion fittings for light fixtures in a t bar ceiling
- Conduit fill %
- Cord strain-relief for ceiling-hung receptacles
- Young electrician
- Multiple Underground Feeders
- worked out problems relevant to this forum
- voltage drop
- need help on 320A service
- where is Celtic
- Wasteful utility practice?
- Nursing home occupancy type?
- Feeder Tap
- Question about Arch Fault Breakers
- Starter Size
- Distribution panel design
- Voltage Drop Motor Space Heaters
- DLO cable
- High Temperature to Low Tempature Connection
- Installing conduit under a slab
- Electrical panel 100KVA
- wire type
- Multi unit project.
- feeder sizing
- vfd question
- Resi Pole Mtd XFMR stray current?
- Feeders question
- Solar Photovoltaic Disconnect
- AAC blocks- airated autoclaved concrete blocks
- Floor Mounted Receptacle
- Main CB in low voltage distribution panels
- short circuit current
- Using SRML wire rather than THHN
- outside overhead feeder cable question
- size of nutral wire
- Battery calculations for a fire alarm system
- 3 phase motors and 240v receptacles
- Flickering lights in a residence
- outdoor hot tub
- Lightning Protection System
- Wire Temperature
- Delta vs. Wye
- Motor Frame and conduit grounding
- Bath Circuit recepatacle outlets.
- bus bar ratings
- inrush current
- Pull box sizing
- Help
- isolation transformers vs line reactors
- Ballast Line Current
- New Member Non-Professional Advise
- Only 8 post on the new post page
- 225.19(e) Zone for Fire Ladders
- Heat loss information
- Wire Testing Procedures
- Standard kAIC ratings
- single phase to 3 phase converter
- Door bell trans burning up
- electrical room arrangement
- Electrical Problem
- conduit ground
- TDR failure
- Trying to resolve electical problem
- NEC 110.10 Excluding L-L-G Faults?
- Shunt trip breaker?
- Resistance Grounded Systems
- Instantaneos motor breakers
- Switchboard Buss Taps
- Exterior Lighitng
- EPAact tax credit
- 80% rated breakers
- Jim Ingram
- Real Power v. Apparent Power
- Candle power
- How to wire?
- FA/Mass Notification/intercom in one
- 2008 Gfci
- Disconnect?
- 12 Lead Generator
- 12 gauge -> 14 gauge
- Inground pool small shock
- Single Line Diagrams
- Happy Memorial Day!
- tld38
- motor troubleshooting
- Helpful site
- The High Leg
- Sharing Eqipment Grounding conductor
- megging
- solar grounding
- P.i. Of Turbogenerator
- Transformers in Parallel
- Mv Switchgear
- How much can I derate a neutral to fit conductors in an existing conduit?
- 75 kva transformer
- Current on EGC?
- motor overheating question
- current sensing relay
- Grounding conductor sizing
- Power to the Pump.
- Sizing of conductor and circuit protection device?
- Sub panel
- loadcenter breakers
- buck boost transformer . Q .
- Overhead Crane Application - Conductor Sizing
- Table 220.55
- freezer compressor rating
- Split wired Receptacle
- Photocells on a GFCI
- A totally different explanation of electricity
- Engineer Looking to Travel
- Engineering School Question
- fault current on output of a UPS
- Comparison of using THWN to RHW
- broad conduit sweeps to address radiation concerns
- Electric range calculation required if gas stove?
- Troubleshooting quandry?
- impedance of a 500kVA pad mounted transformer
- sump, trace, space heater demand factors??
- code article?
- motor hp. calculation
- Story problem
- common neutral
- Pool wiring from Quick disconnect box
- J-Box above meter
- Primary Injection Test for Ground Fault Protection 230.95
- 240V GFCI Operation
- Medical grade shunt trip?
- Over 600V Installation REquirements
- Q Factor in Voltage Drop Calcs
- ASCO 917 Lighting Contactor
- xfmr mounting
- Junction boxes
- Parallel Conductors in Single Conduits
- xfmr kva
- Power Quality
- Where to rough-in junction box for power and data to systems furniture
- Ballasts?
- Sq/in to cur. mil.
- Neutral Current Where It Doesn’t Belong
- small pool and spa motors VD calcs
- Ohm's Law
- Multiple Neutrals
- Romex in commercial building
- AFCI issue
- Welder question, Grounded B System
- No Brainer:
- Best way to tap a feeder to a fused disconnect?
- Simple VD Question
- Imported Japanese Equipment
- Motor control question...
- Equipment Ground Conductor Bonding
- cut sheet for packing gland
- feeder conductor size
- Lighting & Socket outlet Load Estimation
- Neutral Question
- Church Load Calculations
- Service drop
- Daisy Chained Disconnect Switches
- 450 amp service and CT Cabinet 36x 45
- ampacity of NM cable
- 208v question
- Is the ugly's book wrong?
- Voltage Drop
- DC Motor/Gear Change Question
- Main Breaker Trips
- Question F.A. / Code item:
- Junction box sizing software??
- Calendar software
- Did not know you could do this with a small motor.
- Box for under a Cath Lab table
- Extended Voltage Range Motors?
- 3way sw. problem
- Reactor calculation
- HVAC Fuse only
- Parallel feeder 450ft 240v 150a
- Surge Suppressors
- conduit
- Cost of Power?
- Evacuation alarm help
- Fm200
- Generator Fault Current
- Generator Application
- Break Out the Balloons!
- Wireway
- over 600 volts
- Terminals
- tray cable
- Service Entrance Calculation
- Usage of EMT on outdoor applications
- Emergency systems
- EDSA vs. SKM
- Ballast Inrush
- Cheaper for Parallel? Series?
- dual lugs on secondary of ordinary dry type
- Service Pad or not?
- 24 volt esd circuit
- Quick megger question
- Motor Problem; won't work under load
- Motor controll....
- Yet another transformer secondary OCPD question
- Receptacle Type - AC vs. MC Cable
- single phase SC behavior
- Would providing a cooler environment improve motor efficiency?
- GFCI or not to GFCI...
- Phase question
- Fountain lights
- Motor Question
- Camera trips reactor.
- Siren/horn 24vac
- generators and synchronizing gear
- emt support, do metal studs qualify as support?
- Looking for a box...
- watts question?
- Boosting voltage?
- very stupid question
- Individual meters for an old apartment building
- (help) input side of 3 vfds exploded
- b u generator
- transformer fusing?
- Help With Commercial Service Calculation
- Duct smoke detector in return air shaft
- Electrical installation for domestic housing
- I2t calculations for semi-conductor fuses
- Generator voltage problems
- 1200A Main tripping
- Health Care
- Black socks and a tie
- Transformers
- storage building
- no hot water please help
- 240V outlet for stage bands
- NoLox?
- 3phase converter
- overpeed motor to 70hz thru vfd
- 12 volt LED's theatre step lighting
- hypothetical circuit
- Pool Cover Bond
- SKM Dapper/Captor/A-Fault/ArcFlash etc software
- Multi Family Feeder Size