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Discussion Threads

Create Date / Rating Title / Poster	Last Post	Comments	Views
03/12/2013 7:51 AM MCCB Trip by Emergency Stop Button by Hariom Tomar	Last post: 06/16/2023 9:31 AM by PWSlack	15	925
09/12/2008 8:34 AM Why does my room air conditioner trip ELCB? by naishadhpatel	Last post: 06/16/2023 9:29 AM by PWSlack	23	1480
04/22/2008 7:39 AM GIL Vs GIB by ddubey	Last post: 06/13/2023 7:31 AM by PWSlack	5	906
05/26/2023 4:59 AM High Generator bearing temperature with increase in terminal voltage by kashifidrees	Last post: 06/13/2023 7:09 AM by PWSlack	22	351
06/19/2009 2:47 AM Starting Current for Star Delta and DOL Starter by mago	Last post: 06/01/2023 7:27 AM by PWSlack	12	12409
05/20/2023 11:47 AM Neutral Connection For Balanced Load by Anonymous Poster	Last post: 06/01/2023 3:18 AM by PWSlack	23	285
05/11/2023 8:12 PM Phase Protection for 1 phase induction AC motor by gutmonarch	Last post: 05/30/2023 8:20 AM by HiTekRedNek	11	241
09/02/2010 4:57 PM Partial Discharge Testing by HAAGMAN	Last post: 05/24/2023 7:38 AM by PWSlack	5	215
01/22/2007 11:41 PM L/R Ratio for the cable by siddharth24	Last post: 05/24/2023 7:33 AM by PWSlack	10	3015
11/06/2007 6:49 AM Calculating Load from Meter Readings by Anonymous Poster	Last post: 05/22/2023 11:36 AM by PWSlack	14	287
11/06/2007 6:10 AM Engineering Catalogs by Anonymous Poster	Last post: 05/22/2023 11:35 AM by PWSlack	3	105
11/05/2007 9:50 PM DC Motor by Anonymous Poster	Last post: 05/22/2023 11:33 AM by PWSlack	12	336
11/05/2007 3:57 PM Power Adapters Wanted by Anonymous Poster	Last post: 05/22/2023 11:30 AM by PWSlack	2	54
12/27/2008 4:26 AM AVR GENERATOR BOARD KEEPS BLOWING by Mally	Last post: 05/19/2023 9:08 PM by garth	47	6396
02/05/2012 11:28 AM How To Calculate The Surge Current? by waqar ahmed	Last post: 05/18/2023 2:54 AM by PWSlack	7	835
07/10/2019 1:36 AM RTD 3 Wires Max Cable Length by Ahmed Swelam	Last post: 05/13/2023 11:16 AM by Vulcan	7	1330
04/24/2023 2:43 AM 200 KW MOTOR TEMP RISE IF AMBINET TEMP IS 50 C AND LOAD IS i. 86 % & ii. 100 % OF RATED CURRENT by Aghvel Niazi	Last post: 05/10/2023 9:58 AM by rwilliams	18	218
03/30/2012 7:17 AM Power Factor Improvement by kirannawathe	Last post: 05/06/2023 9:14 AM by rakesh_semwal	14	395
06/05/2012 12:51 AM Selection of Fuse by kislay verma	Last post: 05/05/2023 8:28 AM by PWSlack	3	121
03/07/2012 11:20 PM 400VAC Rated Motor to Run on 380VAC System Voltage by vinsue	Last post: 05/05/2023 7:22 AM by PWSlack	18	2691
03/09/2012 7:16 AM Neutral Currents in UPS Output by parvathaneni	Last post: 05/05/2023 7:16 AM by PWSlack	5	180
03/15/2012 4:39 AM Motor staring on DG set by Anonymous Poster	Last post: 05/05/2023 6:06 AM by PWSlack	6	141
03/30/2012 6:46 AM Size of Conductor by V S Reddy	Last post: 05/04/2023 7:38 AM by PWSlack	9	161
06/03/2012 5:16 PM Overload vs Short Circuit by coolyaar	Last post: 04/29/2023 2:40 PM by 7anoter4	6	224
01/05/2010 6:04 PM VFD Faults by Taki R	Last post: 04/28/2023 4:18 AM by PWSlack	15	476
06/25/2009 6:45 AM How to Protect a Generator by Anonymous Poster	Last post: 04/26/2023 9:03 AM by PWSlack	6	173
06/04/2012 4:07 AM Instrumentation Grounding by Anonymous Poster	Last post: 04/26/2023 8:52 AM by PWSlack	5	172
11/08/2009 3:21 AM Use of Dimmer switch as Fan regulator by aindatissa	Last post: 04/25/2023 10:22 AM by NSS	17	2672
11/08/2009 3:20 AM earth resistance value by Anonymous Poster	Last post: 04/25/2023 7:18 AM by PWSlack	8	852
01/01/2009 1:18 AM nitrogen filling for transformers by Anonymous Poster	Last post: 04/21/2023 7:30 AM by PWSlack	12	3815
12/30/2008 5:12 PM root 3, how it comes 3 phase power calculations by jacobpachikkal	Last post: 04/17/2023 11:23 AM by PWSlack	15	8412
02/09/2009 4:03 AM What's the Difference Between TPN and 4P MCCB? by Anonymous Poster	Last post: 04/17/2023 11:21 AM by PWSlack	4	3054
09/16/2007 5:15 AM How Can You Calculate FLA From LRA by ediri69	Last post: 04/17/2023 11:14 AM by PWSlack	30	12960
12/28/2008 10:17 AM starter battery sizing by ahmedmansour15	Last post: 04/05/2023 7:22 AM by PWSlack	16	1094
04/14/2007 11:16 PM power supply by Anonymous Poster	Last post: 04/05/2023 5:51 AM by SolarEagle	8	554
10/12/2017 2:12 AM Circuit of Fuses by anastasia1	Last post: 04/04/2023 8:19 AM by PWSlack	25	456
06/17/2007 7:47 AM Failure of IGBT & Semikrone Diode in the ABB ACS550 Drive by Anonymous Poster	Last post: 04/03/2023 9:33 AM by PWSlack	10	1042
07/02/2010 6:38 AM Motor by Anonymous Poster	Last post: 03/31/2023 7:35 AM by PWSlack	6	197
05/14/2009 12:18 AM How to Design Electrical Control Panels by Anonymous Poster	Last post: 03/31/2023 7:30 AM by PWSlack	3	144
03/14/2023 3:43 PM Mismatch in trip time calculated from formule to trip time given on Trip curve scale by rizwan	Last post: 03/30/2023 5:53 PM by 67model	12	240
05/09/2012 5:23 AM Effect Of Generator Frequency On Generator Efficiency And Voltage Output by abuzarmalik	Last post: 03/30/2023 1:55 PM by 67model	5	122
03/31/2009 7:17 AM Specific K-Value for Fans and Blowers by similani	Last post: 03/29/2023 8:18 AM by PWSlack	7	425
04/28/2012 1:03 AM Electrical Estimation by Anonymous Poster	Last post: 03/29/2023 8:14 AM by PWSlack	14	158
05/09/2012 1:31 AM Three And Two Pin Power Sockets by Mohamed Akram Khan	Last post: 03/29/2023 8:06 AM by PWSlack	29	434
09/20/2008 12:25 AM MCB OK and MPCB not OK for VFD by harishchanna	Last post: 03/29/2023 7:32 AM by PWSlack	9	859
09/20/2008 12:12 AM VFD & VSD by Anonymous Poster	Last post: 03/29/2023 7:30 AM by PWSlack	3	446
09/19/2008 1:38 PM mccb over heating &noisy by Anonymous Poster	Last post: 03/29/2023 7:28 AM by PWSlack	4	148
09/19/2008 10:23 AM Voltage Leakage on ATS Panel by EnB	Last post: 03/29/2023 7:25 AM by PWSlack	5	176
05/25/2010 10:25 PM V/F ratio, Power and Torque by Salar	Last post: 03/29/2023 7:00 AM by PWSlack	6	928
07/07/2009 10:33 AM Grounding Requirements for Multiple elec. power Services in same building by kamalg	Last post: 03/29/2023 6:42 AM by PWSlack	20	393
09/15/2015 12:16 AM Shaft Power / Absorbed Power by sarakana	Last post: 03/29/2023 4:01 AM by PWSlack	36	5078
08/02/2011 6:30 AM Connection Between Aluminium Cable and Copper Bus Bar by shijuklukose	Last post: 03/29/2023 2:56 AM by PWSlack	17	2923
02/06/2010 1:10 AM Simple.. by Anonymous Poster	Last post: 03/28/2023 9:15 AM by SolarEagle	12	161
10/06/2017 11:50 AM Proper Calculations of Full Load Amps for a UL508A Panel by scott165	Last post: 03/24/2023 8:55 AM by PWSlack	14	3135
11/23/2009 10:33 PM Induction Motors and Undervoltage Conditions by Abu Khansa	Last post: 03/20/2023 8:32 AM by PWSlack	17	1186
11/20/2015 10:58 AM Fast Acting Earthing Switch by ASSER	Last post: 03/17/2023 8:14 AM by PWSlack	10	964
03/07/2023 9:57 AM Spacing between same phase busbars by Designmen	Last post: 03/10/2023 7:48 AM by rogerggbr	8	220
09/14/2011 8:23 AM VFD With Bypass Star/Delta Starter by kra101	Last post: 03/07/2023 1:57 AM by JRaef	37	6422
02/21/2023 8:34 AM CHECKING THE QUALITY OF INSULATION IN THE AGED HT MOTORS by nvrsrinivas	Last post: 03/06/2023 5:04 AM by raghun	7	147
02/11/2020 8:12 PM Voltage Between Neutral and Ground 38 Volts by dvmdsc	Last post: 02/22/2023 10:14 AM by HiTekRedNek	23	606
09/14/2011 11:25 AM DC Resistance of MV Cable by yousafali15	Last post: 02/20/2023 11:15 AM by 7anoter4	9	242
03/26/2008 2:47 PM Power cables by manimaran143	Last post: 02/19/2023 7:34 AM by 7anoter4	11	150
12/09/2010 9:47 AM Power Consumed and Produced by Yuri B.	Last post: 02/16/2023 7:11 AM by PWSlack	11	193
03/26/2008 12:21 PM LED will not dim properly without one incandescent bulb in circuit by Anonymous Poster	Last post: 02/16/2023 6:37 AM by PWSlack	32	405
11/10/2017 10:26 PM Electric Heater Power Control by Voltage Variation by dhayanandhan	Last post: 02/16/2023 6:19 AM by PWSlack	13	749
09/29/2008 4:55 AM Highest Starting Current by AntonA	Last post: 02/16/2023 5:34 AM by PWSlack	27	373
09/29/2008 4:43 AM Three-Phase to Single-Phase Transformer by shekhar28280	Last post: 02/16/2023 5:34 AM by PWSlack	30	10625
03/14/2014 3:09 AM What is the Difference Between Bkw & kw by maddy1157	Last post: 02/16/2023 4:19 AM by PWSlack	30	9863
02/09/2023 2:45 PM Multiple current transformers by Designmen	Last post: 02/15/2023 8:55 PM by Vulcan	9	203
05/29/2011 3:39 AM Project Engineer-Electrical by Aslam Ahmed	Last post: 02/14/2023 7:03 AM by PWSlack	9	209
05/29/2011 3:32 AM Power Loss In A Relay by Anonymous Poster	Last post: 02/14/2023 7:01 AM by PWSlack	15	833
08/13/2020 2:05 AM Yaskawa A1000 Current Detection Error by Quaiser	Last post: 02/14/2023 6:41 AM by Anonymous Poster	5	158
12/08/2009 3:39 PM lci by uez2find	Last post: 02/14/2023 6:37 AM by Anonymous Poster	3	66
03/06/2010 12:30 PM Use of 60 Hz m/cs on 50 Hz system by Anonymous Poster	Last post: 02/14/2023 6:29 AM by PWSlack	6	99
03/06/2010 5:44 AM Dg synchronization by sandeepkharbanda	Last post: 02/14/2023 6:27 AM by PWSlack	6	122
03/06/2010 5:41 AM power factror is very less(0.3) by sandeepkharbanda	Last post: 02/14/2023 6:26 AM by PWSlack	12	224
03/06/2010 12:57 AM Power system harmonics by sidhu16	Last post: 02/14/2023 6:23 AM by Anonymous Poster	9	449
03/05/2010 11:19 PM ESP by raj38	Last post: 02/14/2023 6:21 AM by Anonymous Poster	15	225
03/05/2010 1:02 PM UPS Problem by Anonymous Poster	Last post: 02/14/2023 6:18 AM by PWSlack	2	72
05/07/2009 2:22 AM Increasing Transformer Capacity by jaykrish	Last post: 02/14/2023 5:49 AM by PWSlack	19	603
02/08/2023 11:55 PM Cable Glands by Muhammad Abdullah	Last post: 02/09/2023 6:59 AM by Anonymous Poster	3	97
12/04/2007 11:02 PM Motor Windings: Aluminum vs. Copper Wire by Anonymous Poster	Last post: 01/26/2023 10:10 AM by PWSlack	19	1596
02/14/2008 9:43 AM Setting of ELR for 100A & 200A incoming power supply by k2chan	Last post: 01/26/2023 10:02 AM by PWSlack	6	1200
06/30/2010 7:55 AM AC With 125kva DG by Anonymous Poster	Last post: 01/24/2023 9:59 AM by PWSlack	6	149
01/13/2023 1:34 PM Numerical relay setting by Anonymous Poster	Last post: 01/14/2023 6:27 PM by rwilliams	2	89
09/07/2009 8:33 AM How to provide earthing in Jetty by Anonymous Poster	Last post: 01/13/2023 12:24 PM by redfred	6	489
09/07/2009 9:10 AM Generator Start up earth fault protection 64ST by Anonymous Poster	Last post: 01/13/2023 10:12 AM by Anonymous Poster	2	81
09/12/2011 12:57 AM What Is d Work of Electrical Motor Design Engineer by chauhan deepak	Last post: 01/13/2023 7:33 AM by PWSlack	4	128
12/14/2022 7:39 AM Solar System with 96VDC charge Controller by Amineln	Last post: 01/12/2023 10:47 AM by 67model	3	113
12/23/2022 10:19 AM Best place to locate a power factor correction capacitor by HiTekRedNek	Last post: 01/12/2023 10:14 AM by HiTekRedNek	10	177
06/24/2010 12:52 AM DG set rating by Anonymous Poster	Last post: 01/12/2023 9:19 AM by 67model	6	106
12/04/2010 11:07 AM DC Generator by malar	Last post: 01/10/2023 8:32 AM by PWSlack	11	139
09/02/2011 11:33 AM Selection of Motor Starter by vinodhviswanath	Last post: 01/10/2023 7:02 AM by PWSlack	5	164
01/07/2023 7:40 AM kWh meter by Designmen	Last post: 01/08/2023 4:09 AM by Designmen	6	199
06/23/2010 11:29 PM Insulation resistance by RAHIMYCR4	Last post: 01/06/2023 7:54 AM by PWSlack	2	94
06/23/2010 5:21 AM What is the Maximum Rating of a Diesel Generator? by Anonymous Poster	Last post: 01/06/2023 7:52 AM by PWSlack	5	110
06/23/2010 5:00 AM RRRV & Transient Vtg by Anonymous Poster	Last post: 01/06/2023 7:50 AM by PWSlack	2	349
06/21/2010 11:30 PM what are the "odds" of using odd no. of units? by Merle	Last post: 01/06/2023 7:37 AM by PWSlack	7	106
06/21/2010 1:10 PM Lightning Strikes Near Tall Metal Objects in Srilanka by Anonymous Poster	Last post: 01/06/2023 7:33 AM by PWSlack	6	336
06/21/2010 11:56 AM Forward/Reverse (Electrical Interlocking) Motor by jvsnlchari	Last post: 01/06/2023 7:30 AM by PWSlack	19	344

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