Search Results - Mike Holt's Forum

Impact of Short Circuit x/r Ratio on Circuit Breaker

Started by ish1284 on 06-27-18

circuit breaker, low voltage, short circuit, test pf, test x/r

Replies: 3
Views: 740

Last Post By:: Last Post: 06-28-18 10:40 AM; by kingpb

Forum:
Electrical Calculations / Engineering

Number of Splicing allowed by NEC

Started by Khaledhn on 06-25-18

Replies: 6
Views: 1,203

Last Post By:: Last Post: 06-29-18 08:41 PM; by sameguy

Forum:
NEC

Arc-flash hazard calculations in sectionalized switchgear/switchboards

Started by ish1284 on 04-17-18

arc-flash, incident energy, low voltage, switchboard, switchgear

Replies: 1
Views: 693

Last Post By:: Last Post: 04-17-18 01:17 PM; by ron

Forum:
Electrical Calculations / Engineering

European treadmills on 208v

Started by Guanac on 03-13-18

3 Pages •: 1 2 3

Replies: 27
Views: 2,916

Last Post By:: Last Post: 03-14-18 10:01 PM; by Jraef

Forum:
General Electrical Forum

Combine 2 separate 120V iso-transformers, tie secondaries in series,isolate primaries

Started by mmontoya on 10-05-17

2 Pages •: 1 2

120vac, 240v, low voltage, nec, transformer

Replies: 12
Views: 2,834

Last Post By:: Last Post: 10-05-17 09:55 PM; by steve66

Forum:
Electrical Calculations / Engineering

CABLE BOX EXPLOSION NEAR METER

Started by Cybatrex on 09-20-17

coaxial, danger, explosion, lightning, low voltage

Replies: 9
Views: 1,940

Last Post By:: Last Post: 09-21-17 01:21 AM; by Netpog

Forum:
General Electrical Forum

Splicing 24 VDC Signal Wiring

Started by BFritz on 06-23-17

instrumentation, low voltage, signal, splice

Replies: 7
Views: 1,987

Last Post By:: Last Post: 06-23-17 02:39 PM; by GoldDigger

Forum:
NEC

Aerial Conduit Between Buildings

Started by rgnkenpo on 02-27-17

building to building, conduit, low voltage

Replies: 5
Views: 2,419

Last Post By:: Last Post: 02-28-17 01:17 PM; by hbiss

Forum:
Low Voltage and Limited Energy

51.4 volts on 3-way receptacle

Started by jonathankpa on 01-26-16

4 Pages •: 1 2 3 ... 4

Replies: 35
Views: 8,492

Last Post By:: Last Post: 01-28-16 12:28 AM; by jonathankpa

Forum:
General Electrical Forum

Grounding a metal box used for low-voltage wiring

Started by lechner on 11-07-15

Replies: 2
Views: 3,420

Last Post By:: Last Post: 11-08-15 02:14 PM; by kwired

Forum:
Bonding and Grounding

480VAC transformer used at 380VAC

Started by hublanc on 10-15-15

Replies: 4
Views: 3,199

Last Post By:: Last Post: 10-15-15 09:10 AM; by gar

Forum:
Electrical Calculations / Engineering

Reference Licensing

Started by Eh40 on 04-03-15

Replies: 6
Views: 4,022

Last Post By:: Last Post: 04-10-15 03:57 PM; by Eh40

Forum:
Business Management / Estimating

ARC Flash Labeling requirements for Portable machinery, 240/208VAC panels

Started by francis.key19 on 10-23-14

arc flash, low voltage, nfpa70e, portable equipment

Replies: 1
Views: 3,527

Last Post By:: Last Post: 10-23-14 11:11 PM; by wbdvt

Forum:
Safety

Voltage on ground of coax

Started by jwilson1982 on 06-24-13

Replies: 5
Views: 9,442

Last Post By:: Last Post: 07-29-13 06:57 PM; by jacobsond

Forum:
Low Voltage and Limited Energy

Low Voltage LED signage lighting

Started by neonman on 02-16-13

Replies: 2
Views: 3,121

Last Post By:: Last Post: 02-22-13 01:13 PM; by tleaf28

Forum:
Lighting

VFD driven Motors

Started by shailesh_excl on 11-15-12

Replies: 1
Views: 3,042

Last Post By:: Last Post: 11-15-12 10:39 PM; by petersonra

Forum:
NEC

TECL required at Refinery, Gas, chemical plants, for low voltage installations.

Started by JD_control_spark on 10-25-12

Replies: 1
Views: 2,700

Last Post By:: Last Post: 10-25-12 10:30 AM; by petersonra

Forum:
Business Management / Estimating

Chrome Plating Question- Nec 2008

Started by Cody AV on 09-27-12

Replies: 2
Views: 3,544

Last Post By:: Last Post: 09-27-12 05:57 PM; by Smart $

Forum:
Low Voltage and Limited Energy

UL rating on Electronic switches.

Started by tjatwood on 08-19-12

ce listing, data, low voltage, ul listing

Replies: 9
Views: 8,633

Last Post By:: Last Post: 08-19-12 02:26 PM; by tjatwood

Forum:
Low Voltage and Limited Energy

plastic boxes for low volt in a 18 story commercial building

Started by jwilson1982 on 03-21-12

code, fire alarm, low voltage, multi story building, plastic boxes

Replies: 3
Views: 4,895

Last Post By:: Last Post: 03-23-12 09:43 PM; by chris kennedy

Forum:
Low Voltage and Limited Energy

Motion Sensor Lighting Control for Transformer

Started by cws on 10-26-11

low voltage, motion sensor, outdoor lighting, transformer

Replies: 4
Views: 5,892

Last Post By:: Last Post: 10-29-11 04:30 PM; by copper chopper

Forum:
Lighting

Conductors for Class 1 Circuits - Article 725.49(B)

Started by sirdle on 04-06-11

article 725, class 1, insulation, low voltage

Replies: 2
Views: 4,678

Last Post By:: Last Post: 04-06-11 06:46 PM; by hbiss

Forum:
Low Voltage and Limited Energy

lighting control system (help what kind is it)

Started by goofball on 01-27-11

Replies: 3
Views: 3,525

Last Post By:: Last Post: 01-30-11 08:27 AM; by dbuckley

Forum:
Lighting

Specification and Installation of Plenum Devices

Started by Nitrobunny on 01-11-11

Replies: 3
Views: 4,352

Last Post By:: Last Post: 01-13-11 11:27 AM; by Stallzer

Forum:
Low Voltage and Limited Energy

Pneumatics and Control Wiring

Started by jbergman on 12-20-10

3 Pages •: 1 2 3

Replies: 24
Views: 18,800

Last Post By:: Last Post: 01-09-11 05:43 PM; by petersonra

Forum:
Low Voltage and Limited Energy

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Impact of Short Circuit x/r Ratio on Circuit Breaker

Number of Splicing allowed by NEC

Arc-flash hazard calculations in sectionalized switchgear/switchboards

European treadmills on 208v

Combine 2 separate 120V iso-transformers, tie secondaries in series,isolate primaries

CABLE BOX EXPLOSION NEAR METER

Splicing 24 VDC Signal Wiring

Aerial Conduit Between Buildings

51.4 volts on 3-way receptacle

Grounding a metal box used for low-voltage wiring

480VAC transformer used at 380VAC

Reference Licensing

ARC Flash Labeling requirements for Portable machinery, 240/208VAC panels

Voltage on ground of coax

Low Voltage LED signage lighting

VFD driven Motors

TECL required at Refinery, Gas, chemical plants, for low voltage installations.

Chrome Plating Question- Nec 2008

UL rating on Electronic switches.

plastic boxes for low volt in a 18 story commercial building

Motion Sensor Lighting Control for Transformer

Conductors for Class 1 Circuits - Article 725.49(B)

lighting control system (help what kind is it)

Specification and Installation of Plenum Devices

Pneumatics and Control Wiring