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     1  ~ 2014 oct 02arc flash analysisWhat is Arc Flash ? - Mike Holt EnterprisesArc Flash is the result of a rapid release of energy due to an arcing fault between a ... To perform an arc flash hazard analysis , data is collected about the facility's ...
     1  ~ 2014 oct 01light fixtures that whislesHigh-Pitched Sound When Lights Turned On - Mike Holt EnterprisesMike, I had a call from my son today regarding his experience in installing a new light fixture and dimmer switch. The fixture has five, 60-watt ...
     1  ~ 2014 sep 27arc flash study
     1  ~ 2014 sep 19mike holt electricalMike Holt Enterprises HomeWelcome to Mike Holt Enterprises. Your One-Stop resource for Electrical Training . Created for Electricians, Contractors, Inspectors, Engineers, and Instructors. Mike Holt's ForumFirst - FAQ - Photovoltaic Forum -
     1  +3 2014 sep 05height receptacle garageElectrical Outlet Height / Garage - Mike Holt's Forum - Mike Holt I have search the forum for the correct answer but no one is sure. What is the height requirement for an electrical outlet in the garage ? Garage GFCI Receptacles 10 posts7 Oct 2011 receptacle height 10 posts16 Apr 2009 Garage Receptacle Mounting Height 10 posts30 Oct 2007More results from forums.mikeholt.com
     1  +43 2014 sep 04transformer in phase currentDelta Transformer Calculations - Mike Holt EnterprisesPhase Current : The current flowing through the transformer winding (Figure 12–3 , D1 and D2). In a delta system, the phase current is less than the line current  ...
     1  +1 2014 aug 25amprobe or idealIdeal or Amprobe - Mike Holt's Forum - Mike Holt EnterprisesIDEAL ID-61-958 SureTest® Open/Closed Circuit Tracer mprobe  ...
     1  ~ 2014 aug 24gfci for machinesGFCI Receptacle Behind Vending Machine - Mike Holt's Forum - Mike Reference NEC 2011 Article 210.8. Is a GFCI receptacle located behind a vending machine considered "readily accessible"? GFCI for Washing machine 10 posts18 Feb 2013 GFCI receptacle for an ice machine 9 posts13 May 2011Washing Machine GFI Tripping10 posts5 Aug 2010Washing machine gfci 8 posts8 Jan 2010More results from forums.mikeholt.com
     1  +1 2014 aug 23multiwire branch circuitUnderstanding the Dangers of Multiwire Branch CircuitsUnderstanding the Dangers of Multiwire Branch Circuits . By Mike Holt for EC&M Magazine. As in life, there are no benefits without risk. Yes, multiwire circuits ...
     1  ~ 2014 aug 20php estimating softwareMike Holt Estimating SoftwareBefore purchasing estimating software , you should familiarize yourself with Mike Holt's Illustrated Guide to Electrical Estimating. Electrical contractors must know ...
     1  ~ 2014 aug 19amprobe vs idealIDEAL ID-61-958 SureTest® Open/Closed Circuit Tracer mprobe  ... Circuit analyzer10 postsJun 24, 2014Simple GFI tester question - Page 510 postsJul 3, 2012Circuit Tracers? Greenlee cs-8000/ Amprode AT-2005 ...10 postsDec 18, 2011I am looking to buy a Circuit & Wire Tracer10 postsFeb 10, 2007More results from forums.mikeholt.com
     1  ~ 2014 aug 16electrical exam prepMike Holt Exam PreparationInformation on our comprehensive Electrical exam preparation course, questions and answers on passing your exam, exam preparation tips, a link to our online ...
     1  +1 2014 aug 03ground satalite dishesGrounding Satellite Dish and Lead-In Cables - Mike Holt EnterprisesBy Mike Holt, for EC&M Magazine. Q1. I need to know the current NEC rules regarding the use of RG-6 W/messenger ground wire for an 18 in. satellite dish .
     1  ~ 2014 jul 30residential load calculatorResidential Load Calculations - Mike Holt Enterprises
     1  ~ 2014 jul 29mike holt booksMike Holt NEC BooksWith Mike Holt's Illustrated Changes to the NEC 2011, you'll be up-to-speed in no time. ... Find out why these books have become the standard for NEC training.
     1  +1 2014 jul 23residential load calculation
     1  +1 2014 jul 18wire pulling rope rentalRequest advice on long wire pull (please) - Mike Holt's Forum I can't see how using the #4 as a pull wire would work with the tugger. Any advice or
     1  +2 2014 jul 17plenum rated power cordsPlenum - rated Power Cord - Mike Holt's Forum - Mike Holt EnterprisesGenerally we use SO, SOW, or SJT power cable for our equipment. Customer has requested power cable plenum rated to go under computer 
     2  +99 2014 sep 11ebook commercial electrical wiring forum3 WIRING METHODS AND MATERIALS - Mike Holt EnterprisesChapter 2 provided the general rules for wiring and protection of conductors, ... common wiring method used for residential and commercial branch circuits. ... Electrical nonmetallic tubing is a pliable, corrugated, circular raceway made of PVC.
     2  ~ 2014 sep 07pvc clamp unistrutUnistrut Clamps - Mike Holt's Forum - Mike Holt EnterprisesAre the metal unistrut clamps acceptable for PVC ? If not, is there a clamp made for PVC ? Frank.
     2  +1 2014 aug 24coax to ground rodSatellite Coax and grounding - Mike Holt's Forum - Mike Holt Would I be able to run a 10 AWG insulated wire from the COAX grounding block 50 feet around the house to the ground rod or is this too far?
     2  ~ 2014 aug 23underground electrical conduit replacementremove and replace wire in underground conduit ... - Mike Holt's in a tenant space, the existing underground conduit is 2" ridged under a ... Electrical Calculations / Engineering; remove and replace wire in ...
     2  +1 2014 aug 21electrical control motors1 Basic Principles of Motor Controls - Mike Holt EnterprisesThis unit discusses the basic concepts of motor control , including “ motor control ... Motor Control Language. Electrical symbols, words, and line diagrams provide.
     2  +1 2014 aug 15what is arc flashArc Flash is the result of a rapid release of energy due to an arcing fault between a phase bus bar and another phase bus bar, neutral or a ground. During an arc ...
     2  +1 2014 aug 15dewalt aftermarket batteryAftermarket replacement batteries for DeWalt ????? - Mike Holt's I have seen plenty of company websites for aftermarket batteries. ... the Nano battery /drill combo) Are there any legitimate aftermarket providers ...
     2  -1 2014 aug 04motor control circuitmake it safer for operators and maintenance personnel. A motor control circuit , for the most part, is simply a switch (or group of switches) and a motor. If you keep.
     2  +5 2014 jul 29recessed lighting templateHole Sizes for Recessed Lighting - Mike Holt's Forum - Mike Holt I've only used the templates that come with the lights and have not measured them. I have a new "Hole Pro" hole saw and would like to know if I ...
     2  -1 2014 jul 29electrical motor control circuits1.1 Motor Control Language. Electrical symbols, words, and line diagrams provide the information necessary to understand the operation of motor control circuits  ...
     2  ~ 2014 jul 24stedi volt tvssTvss Claims Energy Savings - Update - Mike Holt EnterprisesHow do I verify and compare this to other TVSS products? www.redivoltmfg.com ..... These claims appear from Redi-Volt & Stedi - Volt on a regular basis.
     2  ~ 2014 jul 22sylvania circuit breakersAre obsolete Sylvania Panels listed for use with GE circuit I have seen some Sylvania panels with all GE breakers and am ... Any ideas on the best route to verify what breakers are listed for use in these ...
     3  ~ 2014 sep 29led rope lights leakinggreen jelly in rope lights - Mike Holt's Forum - Mike Holt EnterprisesWell the other nite I was over having a drink and looked at the rope lighting , ther was some kind of green jelly build up dripping from the ...
     3  +14 2014 sep 18nec pedestalGrounding an RV Power Outlet Pedestal - Mike Holt's Forum - Mike Is it required by NEC that a ground rod or ground circuit be connected to the ground bus on a 100 amp RV Pedestal ? The ground bus is ... Service entrance conductor meter pedestal disconnect ...1 post29 Aug 2014Power Pedestals in RV Parks6 posts5 Apr 2006Electric pedestal in mobile home park10 posts5 Oct 2005 pedestal combination meter and main10 posts3 Feb 2005More results from forums.mikeholt.com
     3  +2 2014 sep 18new transformer 2 tableTransformer Installation - Mike Holt Enterprisescan be a NEC challenge and transformers can extend that challenge to a new level. ... Step 2 . Primary Protection [450.3]: The primary winding of transformers shall be ... 45 kVA, 54A x 1.25 = 68A, 4 AWG rated 85A at 75°C, Table 310.16.
     3  +1 2014 sep 15operating currentHOW DO I CALCULATE AC OPERATING CURRENT /VOLTAGE FOR PV? - Mike TRYING TO FILL OUT LABEL REQUIREMENTS, NOT SURE OF FORMULA FOR FIGURING AC OPERATING CURRENT AND OPERATING ...
     3  +1 2014 sep 07garage receptacle heightI have search the forum for the correct answer but no one is sure. What is the height requirement for an electrical outlet in the garage ? Garage GFCI Receptacles 10 posts7 Oct 2011 receptacle height 10 posts16 Apr 2009Hazardous Area receptacle height ?6 posts1 Apr 2008 Garage Receptacle Mounting Height 10 posts30 Oct 2007More results from forums.mikeholt.com
     3  +1 2014 sep 06drip pans for pipingSheet metal drip pans over electric panels? For Sprinkler I have seen situations where "wet" sprinkler piping will "sweat" in high humidity locations and sprinkler couplings can leak. A small drip pan  ... NEC 110.26 - Piping through an electrical room10 postsDec 21, 2012 Drip Pans vs sprinkler lines - Mike Holt's Forum4 postsMar 30, 2011Electrical Room and Fire Sprinkler Piping through it4 postsJun 5, 2008Installation of Drip Pan's for elect.gear in a water ...10 postsNov 30, 2006More results from forums.mikeholt.com
     3  +4 2014 aug 22doble test equipmentDoble Testing? - Mike Holt's Forum - Mike Holt EnterprisesIt refers to a Power Factor/Dissapation Factor test done on mostly ... Doble makes the most commonly used test equipment for these tests.
     3  +2 2014 aug 16the best conductorWhat's the best conductor ? - Mike Holt's Forum - Mike Holt EnterprisesA colleague and I were discussing the other day about what metal is the best conductor . I've always thought silver was the best, and have even ...
     3  +4 2014 aug 12ul directory editionUL White Book - Electronic Version Available - Mike Holt EnterprisesThis Directory contains the General Guide Information for product categories in UL's Electrical Construction Equipment and Hazardous Locations Equipment ...
     3  -1 2014 aug 09electrical riser diagramsElectrical Riser Diagram - Mike Holt's Forum - Mike Holt EnterprisesCan some one help me understand what is electrical riser diagram ? Does anyone has sample PDF or DWG file which shows the electrical riser ...
     3  ~ 2014 aug 06tom henrys electrical booksMike Holt NEC - Tom Henry's Key Word Index, 2014 EditionTom Henry s Key Word Index 2014 Edition - 14KEYW ... This book is a great study aid for electrical exams and is specially designed to increase your speed by ...
     3  ~ 2014 aug 05electrical panel clearanceRequirements for Electrical Installations - Mike Holt Enterprisesauthority having jurisdiction must approve all electrical conductors and equipment. Figure 110– ... What's the right working clearance for a given installation? • What do the .... such as switchboards, panelboards, industrial control panels , meter.
     3  +1 2014 aug 04voltage drop calculationsMike Holt Voltage Drop CalculationsWire calculator based on voltage drop according to National Electrical Code.
     3  +5 2014 aug 02ohio electrical trainingMike Holt Find a School — OhioContact, Joseph Ponzio. Organization, Ohio Electrical Training P.O. Box 59. Blacklick, OH 43004. Phone, (614) 581-5700. Fax.
     3  +4 2014 aug 01ramsey electronic tech testJust past a Ramsay test for maintenance electrical/ electronics's and math, some of the questions was things I have had to answer since school days, or even tech school days. ... I just helped put together the Ramsey Test for Maint. Elec and ... The potential test questions were given to us.
     3  +11 2014 jul 20live electrical seminarMike Holt Florida CEU SeminarsFind out why these seminars set the standard for CEU classes and find out why Mike continues to be the leader in electrical education. Approved in 32 states
     3  +1 2014 jul 20silicon controlled rectifierSCRs: What are They and How Do They Work?... – An SCR is an An SCR , or Silicon Controlled Rectifier , is a semiconductor, or integrated circuit ( IC), that allows the control of current using a small current.
     3  +3 2014 jul 20induction dimmer switchesInduction Cooktop noisy when the lights are on????? - Mike Holt's We wired the owners new induction cook top. Now when ... If you temporarily replaced the dimmer with a switch , would that affect the sound?
     3  +2 2014 jul 19arc flash testingArc Flash is the result of a rapid release of energy due to an arcing fault .... are an approximation based upon research and testing similar to the short circuit ...
     3  +1 2014 jul 18doble test videoThere is not really such thing, just slang. It refers to a Power Factor/Dissapation Factor test done on mostly transformers but also motors and MV ...
     3  ~ 2014 jul 16mercury vapor ballastReplacing Mercury Vapour Ballast - Mike Holt's Forum - Mike Holt Hello everyone, I have a question. Is it safe to replace mercury vapour ballast with metal halide ballast? My office is still using MV lamp for ... Will the wrong bulbs in a fixture with a m58/h37 ...10 postsDec 10, 2013MH bulb in MV fixture8 postsApr 11, 2005More results from forums.mikeholt.com
     4  -2 2014 sep 28electrical calculation excelMike Holt Electrical FormulasDescription, Word™, Excel ™, PDF. Arc Blast Calculator .
     4  -2 2014 sep 23national electrical code tabsMike Holt NEC - 2014 National Electrical Code TabsThese peel and stick tabs are a great way to customize your Code book. ... These National Electrical Code Tabs are compatible with the 2014 Codebooks and ...
     4  +52 2014 sep 19keyword indexMike Holt NEC - Tom Henry's Key Word Index , 2014 EditionTom Henry s Key Word Index 2014 Edition - 14KEYW. Every word in the Code book put into an index with page numbers. Now you can find it in the Code in ...
     4  -1 2014 sep 17différence entre 51n et 51g50/ 51G and 50/ 51N - Mike Holt's Forum - Mike Holt Enterpriseshi, What is the difference between 50/ 51G and 50/ 51N to protect the solid ground transformer? I have unbalance load so which one should I ...
     4  ~ 2014 sep 14home depot estimatingHome Depot Estimating Software - Mike Holt's Forum - Mike Holt So as a "thank you" for my business, Home Depot sent me an email yesterday with a link for their estimating software. Did you know that you ...
     4  ~ 2014 sep 09grounded transformeProper Neutral-to- Ground (Case) Connections - Mike Holt EnterprisesTo do this, you must keep the grounded (neutral) conductor separated from the metal ... Services supplied by a grounded utility transformer must run a grounded  ...
     4  +1 2014 sep 07double meter boxDouble -tap meter base or feed-through panel? - Mike Holt's Forum Can the meter -base load-side lugs be tapped again, eg. with those ... On such a job, I would use a meter /main box on the outside of the pump ...
     4  -1 2014 aug 10stand alone generator njAdding a Transfer Sw and Stand alone Generator to an existing Is there any way legally to add a transfer switch and generator to an already
     4  +18 2014 aug 09shower sauna heaterShower head in sauna help - Mike Holt's Forum - Mike Holt EnterprisesI installed a 220v sauna heater in a sauna room at A RESIDENCE the ... there I now see the owner has installed a shower head in the sauna.
     4  +27 2014 aug 08nec building insArticle 230 - Services - Mike Holt Enterprises(2) Within a building or structure in a raceway that is encased in no less than 2 ... be in accordance with the National Electric Safety Code (NESC), not the NEC  ...
     4  -2 2014 aug 03gfi breakers for poolSwimming Pool Pump GFCI Breaker - Mike Holt's Forum - Mike Holt So, figuring pool pump is 2 hp 230 VAC 1PH with integral thermal ... 680.21 recently started requiring GFCI breakers on pump branch circuit of ... Three Phase Swimming Pool Pumps on GFCI Breakers 10 postsJun 19, 2014 GFCI breaker for swimming pool sub panel7 postsMay 22, 2012 Pool Heater GFCI Protection - Mike Holt's Forum9 postsApr 23, 2012Inground pool pumps 240v GFCI - Mike Holt's Forum10 postsJun 22, 2011More results from forums.mikeholt.com
     4  +2 2014 jul 27drop voltage calculation
     4  +5 2014 jul 24piggy back breakerspiggy - back breakers in 120 volt panel - Mike Holt's Forum - Mike I am looking into what the NEC says about the use of piggy - back single pole breakers in a 120/240 volt single phase panel. The only 
     4  +16 2014 jul 22vlf hipot high reactanceAC and DC Hi Pot testing - Page 2 - Mike Holt's Forum - Mike Holt Sir, What is the deferance of doing AC and DC hi-pot testing? ... (DC, hipot , AC hipot , VLF , Tan Delta) you are measuring the dielectric strength of the insulation. ... The lower the frequency, the higher Xc (capacitive reactance ).
     4  +3 2014 jul 19licensed electrical contractorsMike Holt Electrical Contractor Licensing Boards — Listing by StateLicensing Requirements for Master Electrical licenses, Journeyman Electrical Licenses , Electrical Contractor licenses, and other electrical license types. Click on ...
     5  ~ 2014 oct 02shunt trip breakersShunt Trip Breakers ? - Mike Holt's Forum - Mike Holt EnterprisesHI Could someone tell me what use a shunt trip breaker would be used for? One of the building we service has a shunt trip breaker used for the ... Kitchen hood - shunt trip breakers required.10 postsApr 17, 2012 shunt 10 postsMar 16, 2008 shunt trip breaker 5 postsApr 2, 2007 Shunt - trip breaker - help with connections10 postsMar 12, 2007More results from forums.mikeholt.com
     5  -3 2014 oct 01wire bending radiusMinimum wire bending radius - Mike Holt's Forum - Mike Holt I've got a situation where a contractor put in some 500 MCM wire and butchered it pretty badly. Here are the problems, all in about a 12" area: 1 ... min. wire bend radius 4 postsJul 2, 2010Minimum Bend Radius - Page 210 postsMar 29, 2010 Conductor Bending Radius 4 postsJul 28, 2008Minimum bend radius for elec wire 4 postsJul 25, 2008More results from forums.mikeholt.com
     5  -2 2014 sep 20home depot estimating softwareSo as a "thank you" for my business, Home Depot sent me an email yesterday with a link for their estimating software . Did you know that you ...
     5  -1 2014 sep 20home depot superbuildSo as a "thank you" for my business, Home Depot sent me an email yesterday ... Go to;
     5  -2 2014 sep 13wire bending radius'I've got a situation where a contractor put in some 500 MCM wire and butchered it pretty badly. Here are the problems, all in about a 12" area: 1 ... min. wire bend radius 4 postsJul 2, 2010Minimum Bend Radius - Page 210 postsMar 29, 2010Min Bend Radius 2 postsDec 15, 2009Minimum bend radius for elec wire 4 postsJul 25, 2008More results from forums.mikeholt.com
     5  -2 2014 sep 08load bearing wall holesHow Many Holes Can Be Bored In A Load Bearing 2 X 6 Stud ? - Mike Need to move twelve 14/2 NM cables horizontally through a exterior 2 X 6 non insulated load bearing garage wall . Want to bore 7/8 inch holes  ...
     5  -2 2014 sep 03fire rated conduitFire Rating Conductors / Conduit - Mike Holt's Forum - Mike Holt When installed in conduit (standard building wire thhn thwn in EMT RGS) does the conduit help to provide a " fire rating " for the cables. for 
     5  +2 2014 aug 28megger transformer testingDistribution Transformers DC Megger Test - Mike Holt's Forum Hello all, I have often heard the term " dc megger test " for a distribution transformer ; so is anyone can explain to me the detailed ...
     5  +2 2014 aug 26bonding metal drain pipeARTICLE 250 Grounding and Bonding - Mike Holt Enterprisestive materials, such as metallic water or gas piping , steel -fram- ing members, metal ... Author's Comment: Grounding metal parts helps drain off static electricity  ...
     5  ~ 2014 aug 24fire rated downlightFire - rated downlight - Mike Holt's Forum - Mike Holt EnterprisesI've got plenty of 8" downlights being recessed into a fire rated ceiling. Typically we would box around the downlight with fire rated gyp or use a ...
     5  -1 2014 aug 20male male power cordMale to male power cord - Mike Holt's Forum - Mike Holt EnterprisesIs there a code section than prohibits a power cord with a male plug on both ends ? I have made the statement that I will be fired before I let this ...
     5  +3 2014 aug 15electrical code bookMike Holt 2014 NEC Specials2014 Softbound NEC Code Book ; NEC Code Book Tabs; Special $94.05 ... on an electrical project within relevant sections of the 2014 National Electrical Code .
     5  ~ 2014 aug 10inverter and upsinverter system vs. ups - Mike Holt's Forum - Mike Holt EnterprisesWhat is the main different (electrically) between the inverter system (emergency lighting)and the UPS system? 2. Do I have to have ATS ...
     5  +3 2014 aug 07california journeyman electrical cardCalif Journeyman Card Renewal? - Mike Holt's Forum - Mike Holt My card expires in one month, how do I renew it? ... working and 32 hours of continuing education to maintain status as certified electrician .
     5  +5 2014 aug 06califorina journmans electric card
     5  +96 2014 aug 05mc tec carportMC Cable used outside. - Mike Holt's Forum - Mike Holt EnterprisesI noticed an install done today where mc cable was used outside under a canvas awning ... KAF- TEC Parking deck/lot cable part # 2304-42-00.
     5  -1 2014 aug 01x ray floor slabXRAY Concrete slabs - Mike Holt's Forum - Mike Holt EnterprisesHas anyone had to do this. What does it entail? Thanks. Core Drill & Rebar10 posts25 Mar 2011Boring hole - missing post-tension, rebar10 posts15 Jul 2009More results from forums.mikeholt.com
     5  -1 2014 jul 30led drivers wikiLED Driver VS. power Supply - Mike Holt's Forum - Mike Holt OK, what is the difference between an LED Driver and a power supply? ... See also
     5  +1 2014 jul 27turbocad vs autocadDoes TurboCad equals AutoCad ? - Page 2 - Mike Holt's Forum - Mike Turbocad vs Autocad . I will take a look at Bricscad, Autocad Lite, and Revit. Thanks for saving me alot of time. Ravenvalor Electrical Contractor
     5  +2 2014 jul 20ac hipot testingDC or AC Hi-Pot Testing - Mike Holt's Forum - Mike Holt EnterprisesWhat's the difference between DC and AC HiPot Testing ? Is there any multiplier or percentage on a given utilization voltage to apply such test? AC vs DC Hi-Pot Test 10 posts1 Jan 2014DC Hi Pot test Vs AC VLF test for cables - Travelling ...7 posts23 Nov 2012 AC HiPot vs. DC HiPot testing of a 5kv vacuum bottle ...3 posts7 Feb 2011 AC and DC Hi Pot testing - Page 210 posts7 Jul 2008More results from forums.mikeholt.com
     5  +8 2014 jul 16rope lighting ledgeline voltage rope lighting heat issue - Mike Holt's Forum - Mike I've installed some line voltage rope lighting (120v) on a decorative crown- moulding type of ledge and now the decorator wants me to put it up ...
     6  -1 2014 oct 03national electric codeMike Holt National Electrical CodeIf you already know which NEC ® year your state is using, get what you need to complete your CE requirements easily and inexpensively from the convenience ...
     6  -1 2014 sep 29photocell control diagramLighting control wiring diagram / detail ? - Mike Holt's Forum Anyone has a combination photocell / time clock detail or installation wiring diagram to control exterior lighting? Time switch, photocell with manual override5 postsApr 22, 2014Exterior lighting control detail?6 postsOct 31, 2011120v photo cell /240 volt contactor10 postsSep 30, 2011 Photo cell control 10 postsAug 6, 2008More results from forums.mikeholt.com
     6  +11 2014 sep 21coaxial cable base lineBasics of Transient and Surge Protection for Coaxial LinesTypical protection for coax cables run to the top of a support structure ... This is normally near the base of the tower or other support structure near where the ...
     6  ~ 2014 sep 15pulsed dc input to transformerDC through a step up transformer - Mike Holt's Forum - Mike Holt Can DC c be converted to AC current through a step up transformer ? ... The relay would happily chatter on and off and pulse DC into the primary of the transformer . ... and therefore the answer is no for a steady-state DC input .
     6  +4 2014 sep 10nabcepMike Holt NABCEP Continuing EducationIn order to maintain certification, NABCEP certificants must obtain 18 contact hours of continuing education (CE) in certain PV and business-related areas within ...
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