Forum : Electrical Engineering

To post to this forum you must register.

Page 1 of 233: « First 1 2 3 Next > Last »

Discussion Threads

Create Date / Rating Title / Poster	Last Post	Comments	Views
09/19/2026 12:17 PM Transformer RTD Temperature Settings by Anonymous Poster	Last post: 09/20/2026 12:25 AM by rwilliams	1	15
09/16/2026 11:23 AM Knee Point Voltage from a Test Report by Selk	Last post: 09/19/2026 8:13 PM by Rixter	4	48
04/03/2026 10:59 PM PLCs in Electrical Engineering: Reliability and Optimization in Industrial Control Systems by baoanatmt79	Last post: 09/15/2026 5:34 AM by PWSlack	2	54
12/16/2009 7:54 PM High Voltage Motor Test. by Anonymous Poster	Last post: 09/11/2026 3:45 AM by PWSlack	9	2181
07/29/2017 8:42 AM Solenoid Best Adjustment Part 2 by Raj Mohit	Last post: 09/10/2026 5:15 PM by PWSlack	22	413
08/09/2026 9:47 PM ONAN Transformer Radiator Oil Leak by Mathias Malandu	Last post: 09/03/2026 4:16 AM by Stef	5	106
08/19/2026 11:25 PM FANUC aiSV 40/40 SP1241 — Accel-only Intermittent, Gate Driver Suspicion by Anonymous Poster	Last post: 09/01/2026 11:08 PM by SimpleMind	1	38
08/31/2026 6:59 AM Lubrication Fit for Electro-mechanical Parts by gutmonarch	Last post: 09/01/2026 10:21 AM by Deefburger	4	55
08/07/2021 2:12 AM Roasted Coffee Bean Storage by Joe Sparky	Last post: 08/26/2026 6:26 AM by Bartolomiomio	22	462
07/13/2026 10:27 PM Paradigm Shift on Substation Protection by Rockraiden21	Last post: 08/18/2026 6:49 AM by VSS POWER	2	169
08/14/2026 11:58 AM LV Switchgear - IEC 61439 - Temperature Rise by Anonymous Poster	Last post: 08/14/2026 12:43 PM by Doorman	1	91
08/11/2026 8:37 PM How Do We Move EMC from a Final Compliance Test to a Sequence of Engineering Design Gates? by stancermtl	Last post: 08/13/2026 9:25 AM by vsar	2	38
09/09/2018 9:30 AM Concealed PVC Conduits Running on Wall by mannsyed	Last post: 08/04/2026 6:20 AM by anyother	23	481
08/03/2026 10:52 AM IEC 61439-2 - Form of Separation - Metallic Versus Non Metallic Barrier by Anonymous Poster	Last post: 08/03/2026 10:52 AM by Anonymous Poster	0	56
04/17/2010 6:53 AM HV substation design and calculations manual by ikhanuk	Last post: 08/03/2026 7:27 AM by VSS POWER	7	841
04/17/2011 11:11 AM Improving Earthing by mir imran altaf	Last post: 07/06/2026 5:37 AM by jabir moulvi	13	465
06/29/2026 7:06 AM HV Switchgear - Internal Earth Bar by Anonymous Poster	Last post: 06/30/2026 4:41 PM by rwilliams	3	87
10/10/2007 8:51 AM Searl Effect Generator by Anonymous Poster	Last post: 06/29/2026 5:32 AM by Niveditasharma	442	3575
06/05/2012 2:35 AM Electrical Conduction of Grease at Low Temperatures by Anonymous Poster	Last post: 06/28/2026 7:53 AM by CHRIS_K	7	259
06/23/2026 9:44 AM Converting Active Pulse Output to Passive by REH	Last post: 06/27/2026 3:34 PM by Rixter	12	175
06/22/2026 7:16 AM Software Required for SLC 5/03 Allen Bradley PLC by DE ENG	Last post: 06/23/2026 3:03 AM by rwilliams	1	35
01/23/2026 12:47 PM Power Outage is Expected, Hooking up a Generator by Labyguy	Last post: 06/19/2026 5:52 AM by evanmjones	14	262
06/15/2026 8:09 AM Motorized MCCB by Selk	Last post: 06/16/2026 9:52 AM by rwilliams	1	78
03/04/2026 10:07 AM Trip Circuit Supervision and IRF by Selk	Last post: 06/16/2026 8:26 AM by VSS POWER	2	127
12/09/2025 12:05 AM Low Voltage Switchboards by Selk	Last post: 06/16/2026 7:57 AM by VSS POWER	2	137
06/01/2026 10:04 AM Emergency Light Fixture by Selk	Last post: 06/12/2026 10:36 AM by Calnet42	5	161
06/02/2026 12:21 AM Form 4A — LV Panel — Rotary Handle by Anonymous Poster	Last post: 06/03/2026 12:53 AM by rwilliams	1	43
04/21/2026 9:03 AM Load Sharing Communication Method by Anonymous Poster	Last post: 05/24/2026 11:44 PM by rwilliams	2	113
05/04/2026 11:16 AM Ammeter Location for Star-Delta Starter Circuit by Anonymous Poster	Last post: 05/19/2026 8:53 AM by Vulcan	8	182
05/11/2026 11:41 AM Arc Flash and IP Rating by Anonymous Poster	Last post: 05/11/2026 11:57 PM by rwilliams	1	122
05/07/2026 6:12 AM Undervoltage Relay for Low Voltage Motors by Selk	Last post: 05/08/2026 8:08 AM by vsar	3	77
04/07/2026 5:19 AM Test Terminal Block/Test Switches in MV Switchgear by Anonymous Poster	Last post: 05/03/2026 11:46 PM by rwilliams	2	111
04/27/2026 4:48 AM Tie Breaker Rating by Anonymous Poster	Last post: 04/28/2026 2:49 AM by beancycle	2	104
04/06/2026 9:14 AM VFD - 12 Pulse Transformer - Wye Winding by Selk	Last post: 04/20/2026 9:56 AM by vsar	4	140
04/14/2026 4:46 AM Synch Selector Switch - Auto Transfer Scheme by Selk	Last post: 04/15/2026 12:29 AM by rwilliams	1	58
04/04/2026 11:37 PM Plastic Cover for Low Voltage Breaker by Selk	Last post: 04/13/2026 12:20 PM by mastrsmth	1	85
04/07/2026 5:17 AM Measuring Instrument in Bus Tie - MV/LV Switchgear by Anonymous Poster	Last post: 04/07/2026 5:17 AM by Anonymous Poster	0	38
04/05/2026 7:59 AM EU Regulations for Batteries and Electronic Parts by simke	Last post: 04/05/2026 7:59 AM by simke	0	48
07/17/2013 10:29 PM I Need a Low Fuel Alarm for My Wifes Riding Lawn Mower by tcmtech	Last post: 04/04/2026 7:54 AM by globalworker	218	4509
03/25/2026 2:27 AM IEC 62271-200: HV/MV Switchgear - LSC2B by Anonymous Poster	Last post: 03/31/2026 2:04 PM by rwilliams	2	77
03/11/2026 10:06 AM Regavolt Variable Transformer Current by Anonymous Poster	Last post: 03/25/2026 10:01 AM by DiegoLopez	6	134
03/22/2026 7:46 AM Black Star Diesel Generator by ASSER	Last post: 03/22/2026 10:58 PM by rwilliams	3	93
09/09/2020 5:04 PM Copper Bonded Earthing Electrode by Anonymous Poster	Last post: 03/21/2026 6:06 AM by Anonymous Poster	9	213
03/07/2026 6:52 AM Limiting Cable Temperature by Anonymous Poster	Last post: 03/08/2026 6:59 AM by vsar	3	139
02/26/2026 12:43 AM How Do I Set Up Phased Electricity Pricing? by powermeter	Last post: 02/26/2026 4:58 PM by Brave Sir Robin	1	93
02/24/2026 9:31 AM Two Ground Wires in One Terminal - Within a Light Fixture by Selk	Last post: 02/25/2026 7:12 AM by vsar	2	167
02/19/2026 10:47 AM Does a VFD Driven Motor Require Separate Motor Protection Relay? by Anonymous Poster	Last post: 02/20/2026 6:05 AM by Stef	2	79
02/13/2026 3:47 AM Auto Unload Push Button for Generator Breaker Panel by Anonymous Poster	Last post: 02/17/2026 2:36 PM by Brave Sir Robin	3	94
02/11/2026 11:06 PM Twisted Pair Communication Wire by gutmonarch	Last post: 02/17/2026 2:31 PM by Brave Sir Robin	2	138
02/04/2026 2:15 AM Material Request by Dennis81	Last post: 02/16/2026 10:08 AM by redfred	6	110
10/12/2008 4:17 PM Single phasing of squirrel cage induction motor by Substation 15	Last post: 02/16/2026 6:19 AM by truth is not a compromise	10	316
01/06/2026 9:52 PM Two Voltages Combined in a Distribution Board by Anonymous Poster	Last post: 02/16/2026 4:38 AM by Hameleon	4	252
12/12/2007 6:12 AM Operation of Phase Failure Relay by Asitha	Last post: 02/14/2026 4:59 AM by Stef	5	377
02/13/2026 6:29 AM Hitache EC Series Software by Anonymous Poster	Last post: 02/13/2026 6:29 AM by Anonymous Poster	0	33
02/05/2026 9:56 AM ABB- VD4 Circuit Breaker - Closing Circuit Explanation by Anonymous Poster	Last post: 02/11/2026 11:39 AM by Anonymous Poster	2	108
02/07/2026 8:49 AM Small Transformers Earth Fault Protection by Selk	Last post: 02/09/2026 12:59 PM by rwilliams	5	116
01/28/2026 2:52 PM Failure of ACO1 Aerovox Capacitor Model # Z26S4456MT5B1 by Anonymous Poster	Last post: 02/03/2026 11:33 PM by Deefburger	8	275
10/01/2008 11:57 PM GEC Alsthom Alternator by domnicdsilva	Last post: 02/03/2026 3:25 PM by Doorman	12	513
09/14/2009 5:49 AM Restaurant Equipment and Fast Food by Anonymous Poster	Last post: 01/05/2026 4:00 PM by Koos03	5	146
12/27/2025 11:16 PM Door Interlock for MCCB Incomers by Selk	Last post: 12/29/2025 12:24 PM by rwilliams	3	156
11/24/2010 3:38 AM Power Cable - Ampere Rating by Anonymous Poster	Last post: 12/28/2025 6:02 AM by PWSlack	3	400
01/03/2008 5:35 AM Bus Bar Calculation by still learning	Last post: 12/28/2025 5:55 AM by PWSlack	19	5328
07/23/2010 8:46 PM 3 Phase Overload Setting by alan.rotech	Last post: 12/28/2025 5:51 AM by PWSlack	3	311
11/10/2025 4:39 AM Ex Rated Socket/Adapter by Anonymous Poster	Last post: 12/26/2025 10:53 AM by redfred	15	234
12/16/2025 12:44 AM Magnet Coil and Closing Coil in Vacuum Contactor? by Anonymous Poster	Last post: 12/19/2025 11:16 PM by rwilliams	9	165
11/12/2025 3:12 AM After Replacing My Electricity Meter with a Smart Meter, I Feel My Electricity Bill has Increased Significantly. Is this a Common Phenomenon? by powermeter	Last post: 12/19/2025 8:11 AM by Gabriel	19	554
11/20/2025 11:02 PM Cerutti Rotogravure by Vladnew	Last post: 12/12/2025 9:53 PM by Vladnew	2	123
11/25/2025 5:19 PM Before Synchronization — Generator Mode by Anonymous Poster	Last post: 11/28/2025 7:59 AM by Rixter	4	294
11/19/2025 6:56 AM ANSI C12.1 Insulation Test 15 by Anonymous Poster	Last post: 11/19/2025 6:48 PM by Brave Sir Robin	1	119
12/11/2007 7:51 AM How Far Can You Run 24Vdc Before You Lose Voltage by Anonymous Poster	Last post: 11/14/2025 2:41 AM by The Wizard	41	7117
05/12/2015 12:41 AM Sudden Voltage Dips In The Power Supply System Affecting CNC Machines by G P Kadni	Last post: 11/12/2025 7:27 AM by Digital Poonam	32	1290
11/09/2025 11:02 PM UPS Autonomy by Anonymous Poster	Last post: 11/11/2025 10:30 AM by Doorman	6	140
10/16/2025 1:31 AM Where Can Prepaid Electricity Meters be Used? by powermeter	Last post: 11/02/2025 9:37 PM by powermeter	9	282
10/25/2025 6:44 AM Synchronoscope In Lieu of Separate Synch Check Relay by Anonymous Poster	Last post: 10/26/2025 7:58 AM by vsar	2	232
03/03/2017 11:16 AM Replace MX321 AVR with R448 AVR by John365	Last post: 10/18/2025 8:02 PM by Anonymous Poster	8	395
10/07/2025 4:31 PM Variac Tripping MCB Issues by TeslaDog	Last post: 10/12/2025 1:05 PM by Doorman	15	219
10/11/2025 3:23 AM Application Of Prepayment System in Commercial Buildings by powermeter	Last post: 10/11/2025 3:23 AM by powermeter	0	44
10/06/2025 4:22 PM C’mon Doorman, Throw Us A Bone! by Doorman	Last post: 10/10/2025 3:03 PM by Doorman	19	270
09/02/2025 11:55 AM Converting Sinusoidal to Digital by REH	Last post: 09/27/2025 3:47 AM by Vulcan	13	349
09/01/2025 4:34 AM Coherent CO2 Laser by Manfred2	Last post: 09/02/2025 8:44 AM by HiTekRedNek	3	97
08/25/2025 9:54 AM Best Practices for Designing a Microcontroller-Based Power Supply by Alex115	Last post: 08/27/2025 6:05 AM by SolarEagle	4	108
08/10/2025 9:36 AM PV Solar Panel Fire by gutmonarch	Last post: 08/23/2025 3:36 AM by user-deleted-1105	9	348
08/18/2025 9:15 AM RCD at the Incoming Breaker by Selk	Last post: 08/18/2025 9:15 AM by Selk	0	95
09/09/2022 7:36 AM 33 kV and 11 kV line sheet format by Anonymous Poster	Last post: 08/14/2025 3:28 AM by goGreen	5	179
08/10/2025 5:12 AM Best Automatic Transfer Switch by gutmonarch	Last post: 08/11/2025 3:20 PM by redfred	11	250
08/05/2025 5:02 AM Oversized UPS by Anonymous Poster	Last post: 08/11/2025 10:35 AM by gutmonarch	16	298
07/26/2025 7:35 PM General Electric DC300 Drive Failure by Ccit	Last post: 08/09/2025 11:31 AM by Ccit	9	275
02/27/2009 6:45 PM Transmission Line Field Calculator by pwr2thepeople	Last post: 07/19/2025 7:07 AM by dornrobin	9	690
06/04/2025 1:56 AM Confirmed Shut Down Signal - Motor Starter by Selk	Last post: 07/04/2025 10:45 AM by phoenix911	15	582
10/05/2013 7:49 PM Magnetic vs Electrical Propagation Speed by Anonymous Poster	Last post: 06/25/2025 11:29 AM by HiTekRedNek	89	1086
06/03/2025 8:17 AM Tesla Coil Primary Resonance by Manfred2	Last post: 06/06/2025 11:45 AM by Manfred2	8	578
05/12/2015 4:23 AM Harmonic Filter Bank Capacitor Terminals Overvoltage by amitabha0107	Last post: 05/28/2025 3:12 AM by V.Ambarani.	6	598
05/24/2025 12:30 AM Gas Groups - Hazardous Area Equipment by Anonymous Poster	Last post: 05/25/2025 1:06 PM by HiTekRedNek	6	160
05/20/2025 10:04 AM ABB & Siemens - MV Switchgear or HV Switchgear by Anonymous Poster	Last post: 05/23/2025 8:16 AM by HiTekRedNek	2	180
05/14/2025 10:39 AM Cummins K50 Diesel Engine Generator by Anonymous Poster	Last post: 05/16/2025 4:39 AM by The Wizard	2	216
04/23/2025 3:00 PM HV Equipment Discharge in Hazardous Area (Zone-2) by NKA	Last post: 05/14/2025 1:17 PM by WJMFIRE	6	224
05/03/2025 12:43 PM Load Sharing Controller vs PMS by Anonymous Poster	Last post: 05/10/2025 1:23 AM by rwilliams	4	254
04/22/2025 9:09 AM Dual Incomer - Interlock by Anonymous Poster	Last post: 05/08/2025 7:23 PM by HiTekRedNek	10	194
11/14/2006 11:47 AM How Do We Size a Generator? by Anonymous Poster	Last post: 04/29/2025 4:58 AM by PWSlack	4	429
06/08/2009 12:46 AM Calculating Electrical Load by Anonymous Poster	Last post: 04/29/2025 4:38 AM by PWSlack	5	255

Display Options

Showing threads 1 to 100 of 23277

Sorted By	Sorted By	Sort Order	Sort Order
From The	From The
Post Type	Post Type
Tags (comma-delimited)	(comma-delimited)
Show Threads

	Got Something to Say?
	Ask a Question Start a Discussion

	Search this Forum
	Electrical Engineering: Go

CR4 Sections

	Aerospace
	BioMech & BioMed
	Chemical & Material Science
	Civil Engineering
	Communications & Electronics
	Education and Engineering Careers
	Electrical Engineering
	General Discussion
	Instrumentation
	Manufacturing
	Mechanical Engineering
	New Technologies & Research
	Software & Programming
	Sustainable Engineering
	Transportation

	Site Directories
	Forum Directory Blog Directory User Group Directory RSS Feeds CR4 Rules of Conduct CR4 FAQ Site Glossary Who's Online (35 right now) Show Members

Forum : Electrical Engineering

Discussion Threads

Got Something to Say?

Search this Forum

CR4 Sections

Site Directories