Канал: John Ward

Diverted Neutral Current Demonstration - Normal, Open CNE, Current Circulation (Part 2)

Diverted Neutral Current Demonstration - Normal, Open CNE, Current Circulation (Part 2)

Diverted Neutral Current - Description Overview Part 1

Diverted Neutral Current - Description Overview Part 1

Extension Lead Repair - MK Panel Sockets

Extension Lead Repair - MK Panel Sockets

Wylex Mini Consumer Unit, RCBO and SPD

Wylex Mini Consumer Unit, RCBO and SPD

Electric Vehicle Charging - Connectors, AC / DC, Home or Away

Electric Vehicle Charging - Connectors, AC / DC, Home or Away

Power and Energy Monitor Plug

Power and Energy Monitor Plug

Power and Energy - Watts vs Watt Hours, Energy Cost and Battery Capacity

Power and Energy - Watts vs Watt Hours, Energy Cost and Battery Capacity

Types Of RCD

Types Of RCD

BS7671 18th Edition Amendment 2 Appendices

BS7671 18th Edition Amendment 2 Appendices

BS7671 18th Edition Amendment 2 Part 8

BS7671 18th Edition Amendment 2 Part 8

BS7671 18th Edition Amendment 2 Part 7

BS7671 18th Edition Amendment 2 Part 7

BS7671 18th Edition Amendment 2 Part 6

BS7671 18th Edition Amendment 2 Part 6

BS7671 18th Edition Amendment 2 Part 5

BS7671 18th Edition Amendment 2 Part 5

BS7671 18th Edition Amendment 2 Part 4

BS7671 18th Edition Amendment 2 Part 4

BS7671 18th Edition Amendment 2 Parts 1-3

BS7671 18th Edition Amendment 2 Parts 1-3

Driving Electric Vehicles - Not much different to any other car or van

Driving Electric Vehicles - Not much different to any other car or van

TT Installations

TT Installations

Racal-Guardall 1980s PIR Sensor Teardown - Compared with Modern Equivalent

Racal-Guardall 1980s PIR Sensor Teardown - Compared with Modern Equivalent

ConduDisc Final Tests - 4 Months Later

ConduDisc Final Tests - 4 Months Later

Smoke Alarm Wiring Fail

Smoke Alarm Wiring Fail

SY Cable is Not Armoured, Not for Outside Use

SY Cable is Not Armoured, Not for Outside Use

Siemens VOELCB examination and Tinned Copper or Aluminium wiring?

Siemens VOELCB examination and Tinned Copper or Aluminium wiring?

Octopus Box by Hartley Electromotives Limited 1958

Octopus Box by Hartley Electromotives Limited 1958

Screws - Phillips or Pozidriv ?

Screws - Phillips or Pozidriv ?

Led Tape Part 2

Led Tape Part 2

Circuit Breakers Prague 1983

Circuit Breakers Prague 1983

LED Tape Part 1

LED Tape Part 1

ConduDisc and Conducrete Installation

ConduDisc and Conducrete Installation

Pepperpot Fuses, Switch and Meter Card

Pepperpot Fuses, Switch and Meter Card

Federal Electric Circuit Breakers

Federal Electric Circuit Breakers

Generator Earthing Types - TN-S or IT?

Generator Earthing Types - TN-S or IT?

Earth Terminal Voltage Drop TN-C-S

Earth Terminal Voltage Drop TN-C-S

Using a TT earth where a TN earth already exists

Using a TT earth where a TN earth already exists

ConduDisc Demonstration - Earth Rod Alternative

ConduDisc Demonstration - Earth Rod Alternative

Old Sockets, Lamps, Plugs. Gems or Tat?

Old Sockets, Lamps, Plugs. Gems or Tat?

Appliance Protection Classes 0, I, II, III

Appliance Protection Classes 0, I, II, III

IP Code BS EN 60529, Protection for Enclosures

IP Code BS EN 60529, Protection for Enclosures

Roasting 2020 with an open fire

Roasting 2020 with an open fire

UK Electricity Sources - EV Meltdown?

UK Electricity Sources - EV Meltdown?

Rewiring two old table lamps

Rewiring two old table lamps

The Switch of Mystery

The Switch of Mystery

Switched Plug

Switched Plug

Economy 7 and Horstmann BX2000

Economy 7 and Horstmann BX2000

Everflex Fire Mate Sealant - Will it Burn?

Everflex Fire Mate Sealant - Will it Burn?

PVC Insulated Cable Damaged by Expanded Polystyrene Insulation

PVC Insulated Cable Damaged by Expanded Polystyrene Insulation

Fire Rated Expanding Foam on Fire

Fire Rated Expanding Foam on Fire

Webinar Part 2: BS7671 Amendment 2 Draft for Public Comment

Webinar Part 2: BS7671 Amendment 2 Draft for Public Comment

Webinar Part 1: BS7671 Amendment 2 Draft for Public Comment

Webinar Part 1: BS7671 Amendment 2 Draft for Public Comment

Calculating Cable Energy Wastage, Energy Efficiency

Calculating Cable Energy Wastage, Energy Efficiency

Test Lead Adaptors for various types of Socket Outlet

Test Lead Adaptors for various types of Socket Outlet

Shaver Sockets for UK Bathrooms - With Isolating Transformer

Shaver Sockets for UK Bathrooms - With Isolating Transformer

Cutout Fuses, Red Links, Distribution and Building Network Operators

Cutout Fuses, Red Links, Distribution and Building Network Operators

Cheapo Bulkhead Light Fitting of Failure

Cheapo Bulkhead Light Fitting of Failure

BS951 Clamps - Connecting Bonding Conductors to Metallic Pipes

BS951 Clamps - Connecting Bonding Conductors to Metallic Pipes

Phase Converter Transformer Reassembly (Part 5)

Phase Converter Transformer Reassembly (Part 5)

Calculating Maximum Zs Values for Circuit Breakers and Other Devices

Calculating Maximum Zs Values for Circuit Breakers and Other Devices

Ionisation Smoke Alarm Dismantled - What's Inside

Ionisation Smoke Alarm Dismantled - What's Inside

Do Not Megger Alarms - what happens when 1000V is applied to a smoke alarm?

Do Not Megger Alarms - what happens when 1000V is applied to a smoke alarm?

Hot Plug Indicators

Hot Plug Indicators

Earth Electrodes Part 4 - Testing in Dry Soil (June vs November)

Earth Electrodes Part 4 - Testing in Dry Soil (June vs November)

Grid Switches and other modular devices

Grid Switches and other modular devices

Earthing systems, EV charging connection options and open PEN detection devices.

Earthing systems, EV charging connection options and open PEN detection devices.

Meter Tails - 7 or 19 Strands

Meter Tails - 7 or 19 Strands

Socket Backbox Earth Connections

Socket Backbox Earth Connections

Cooker Circuits Diversity, 15kW load, 32A circuit breaker.

Cooker Circuits Diversity, 15kW load, 32A circuit breaker.

Thermoset and Thermoplastic Sockets Overheating and Fire Test

Thermoset and Thermoplastic Sockets Overheating and Fire Test

MK Single Socket Teardown

MK Single Socket Teardown

BS7671 18th Edition Amendment 1 Corrigendum May 2020

BS7671 18th Edition Amendment 1 Corrigendum May 2020

MK Essentials vs MK Logic Plus

MK Essentials vs MK Logic Plus

Combi Boiler 2 Heating Zones Volt Free - 24V and Others

Combi Boiler 2 Heating Zones Volt Free - 24V and Others

Combi Boiler with Two Heating Zones, 230V Switching

Combi Boiler with Two Heating Zones, 230V Switching

Frost Thermostat Installation - S plan, Y plan, Combi

Frost Thermostat Installation - S plan, Y plan, Combi

Phase Converter 4 - Paint, Wiring Diagram, How it Works, Output Neutral Considerations

Phase Converter 4 - Paint, Wiring Diagram, How it Works, Output Neutral Considerations

What's inside a compact Type A Hager RCBO

What's inside a compact Type A Hager RCBO

Ring Final Testing - Why (r1+r2)/4 is R1+R2.

Ring Final Testing - Why (r1+r2)/4 is R1+R2.

Din Rail Terminals

Din Rail Terminals

BS7671 18th Edition Amendment 1- Section 722 Electric Vehicle Charging

BS7671 18th Edition Amendment 1- Section 722 Electric Vehicle Charging

Risk Calculation - Surge Protection Part 6

Risk Calculation - Surge Protection Part 6

Phase Converter Motor & Transformer (Part 3)

Phase Converter Motor & Transformer (Part 3)

Phase Converter 2 - Dismantling the Control Cabinet

Phase Converter 2 - Dismantling the Control Cabinet

Three phases from only one

Three phases from only one

Lighting Sensor Wiring with Override Facility

Lighting Sensor Wiring with Override Facility

Surge Protection 5 - Wiring Lengths, Connection Options

Surge Protection 5 - Wiring Lengths, Connection Options

Surge Protection 4 - Heating the fusible link inside the SPD

Surge Protection 4 - Heating the fusible link inside the SPD

Surge Protection 3 - Types and Teardown of Combined 1+2+3

Surge Protection 3 - Types and Teardown of Combined 1+2+3

Surge Protection Devices - Part 2

Surge Protection Devices - Part 2

Surge Protection Devices - Part 1

Surge Protection Devices - Part 1

MCG Arc Fault Detection Device & General AFDD Info

MCG Arc Fault Detection Device & General AFDD Info

Newly Refurbished Electrical Shambles

Newly Refurbished Electrical Shambles

Intumescent Pad Demonstration

Intumescent Pad Demonstration

Four AFDDs Compared - Arc Fault Detection Devices

Four AFDDs Compared - Arc Fault Detection Devices

Earth Electrodes - 3 Wire Testing Example (Part 3)

Earth Electrodes - 3 Wire Testing Example (Part 3)

Magic Forcefield Pest Repeller Test and Teardown

Magic Forcefield Pest Repeller Test and Teardown

UK Telephone Wiring, Sockets, Cabling, ADSL / VDSL Filters, Extensions.

UK Telephone Wiring, Sockets, Cabling, ADSL / VDSL Filters, Extensions.

Elex Sandown Park, 7-8 November 2019

Elex Sandown Park, 7-8 November 2019

Earth Electrodes Part 2 - Installing, Loop Impedance Testing

Earth Electrodes Part 2 - Installing, Loop Impedance Testing

Cutout, Meter and Fusebox - Who Owns What?

Cutout, Meter and Fusebox - Who Owns What?

Electrical Lockout Tagout Equipment

Electrical Lockout Tagout Equipment

Lighting Design Fail

Lighting Design Fail

Wooden Electrical Plugs and Pendant Switch

Wooden Electrical Plugs and Pendant Switch

Inline Switch of Failure

Inline Switch of Failure

Earth Electrodes Part 1

Earth Electrodes Part 1

Lupus Midget Metal Consumer Unit

Lupus Midget Metal Consumer Unit

Retro Style Pendant Set, Yellow Fabric Covered Flex

Retro Style Pendant Set, Yellow Fabric Covered Flex

Elex Coventry 19-20 September 2019

Elex Coventry 19-20 September 2019

Megger MFT1741 Review and Demonstration

Megger MFT1741 Review and Demonstration

Rubber Flex Insulation Resistance Failure

Rubber Flex Insulation Resistance Failure

Fake Overheating 13 amp 'Star' Fuses BS1362 ?

Fake Overheating 13 amp 'Star' Fuses BS1362 ?

Chinese Wire Connectors

Chinese Wire Connectors

RCD Testing Rig Overview - Pulsed DC on Type AC RCD Fails to Trip

RCD Testing Rig Overview - Pulsed DC on Type AC RCD Fails to Trip

AFDD and RCD Test Rig Explanation

AFDD and RCD Test Rig Explanation

Uncoiled and Coiled Overheating Power Lead and DC Burnout

Uncoiled and Coiled Overheating Power Lead and DC Burnout

A box of DIY Magazines 1957 & 1958

A box of DIY Magazines 1957 & 1958

Megger MFT1741 Unboxing

Megger MFT1741 Unboxing

110V Site Transformer Repair

110V Site Transformer Repair

Shed Tour and New Outside Covered Area

Shed Tour and New Outside Covered Area

Connecting Cat5e Cable to 'RJ45' Wall Sockets

Connecting Cat5e Cable to 'RJ45' Wall Sockets

CNC Cutting a Template from MDF

CNC Cutting a Template from MDF

Clare V339A High Current Ohmmeter

Clare V339A High Current Ohmmeter

Tenby Double Socket Outlet

Tenby Double Socket Outlet

Fitting 'RJ45' plugs to CAT5e Cable

Fitting 'RJ45' plugs to CAT5e Cable

Plastic Socket Key to Defeat Safety Shutters in UK Socket Outlets

Plastic Socket Key to Defeat Safety Shutters in UK Socket Outlets

Power Saving Capacitor Box - Extreme Teardown

Power Saving Capacitor Box - Extreme Teardown

TL Branded BS1363 Plug with Screwless Terminals

TL Branded BS1363 Plug with Screwless Terminals

Channel Introduction 2019

Channel Introduction 2019

Failure of Failing with Oil and Grease on Lamps

Failure of Failing with Oil and Grease on Lamps

Y Plan Heating with Unvented Hot Water Cylinder

Y Plan Heating with Unvented Hot Water Cylinder

Are gloves required when installing lamps ?

Are gloves required when installing lamps ?

1960s Dominion Electric Fuse Panel from Canada

1960s Dominion Electric Fuse Panel from Canada

Plastic Pattresses and Boxes for UK Electrical Accessories

Plastic Pattresses and Boxes for UK Electrical Accessories

Metal Backboxes For UK Sockets and Switches

Metal Backboxes For UK Sockets and Switches

Elexshow Westpoint Exeter April 2019

Elexshow Westpoint Exeter April 2019

Steel Conduit as the CPC (Circuit Protective Conductor)

Steel Conduit as the CPC (Circuit Protective Conductor)

Three Failed Socket Outlets - What's Inside?

Three Failed Socket Outlets - What's Inside?

Measuring Mains Voltage with Oscilloscopes

Measuring Mains Voltage with Oscilloscopes

Masterplug USB Socket Teardown

Masterplug USB Socket Teardown

Dimmer Power Factor and Variac Dimming

Dimmer Power Factor and Variac Dimming

Dangerous Failure of a fake UK plug to dubious C13 shape lead

Dangerous Failure of a fake UK plug to dubious C13 shape lead

Lamp Dimmers - Leading and Trailing Edge

Lamp Dimmers - Leading and Trailing Edge

Dangerous Unfused UK Plug and Undersized Flex

Dangerous Unfused UK Plug and Undersized Flex

Melted UK Plug stuck in a 3 Way Adaptor

Melted UK Plug stuck in a 3 Way Adaptor

Autotransformer Part 3 Assembly (Extended version)

Autotransformer Part 3 Assembly (Extended version)

Autotransformer Part 3 Assembly (Short version)

Autotransformer Part 3 Assembly (Short version)

Dolphin Shopping Centre Lifts / Elevators, Poole Dorset

Dolphin Shopping Centre Lifts / Elevators, Poole Dorset

WiFi Controlled UK USB Socket Outlet Teardown

WiFi Controlled UK USB Socket Outlet Teardown

Transformers, Autotransformers and Variacs (Autotransformer Part 2)

Transformers, Autotransformers and Variacs (Autotransformer Part 2)

FP200 Gold Cable + Flames = ?

FP200 Gold Cable + Flames = ?

Lighting Circuits with Two Separate Faults

Lighting Circuits with Two Separate Faults

Old Autotransformer Part 1

Old Autotransformer Part 1

Dimmers and Lamps - LED, Incandescent, CFL

Dimmers and Lamps - LED, Incandescent, CFL

AFDD Regulations in BS7671, Other Information (Part 3)

AFDD Regulations in BS7671, Other Information (Part 3)

AFDD Arc Fault Detection Devices Additional Tests (Part 2)

AFDD Arc Fault Detection Devices Additional Tests (Part 2)

Phase Converter Capacitors

Phase Converter Capacitors

Plug In Dimmer Adaptors, 300 watts

Plug In Dimmer Adaptors, 300 watts

Piggyback Plug, Double Adaptors and Extension Bars

Piggyback Plug, Double Adaptors and Extension Bars

AFDD - Arc Fault Detection Device - Part 1

AFDD - Arc Fault Detection Device - Part 1

World's Cheapest Illuminated Switch

World's Cheapest Illuminated Switch

Fake Fuses and Flex

Fake Fuses and Flex

BS1363 UK Socket Shutters Compared

BS1363 UK Socket Shutters Compared

Dangerous Extension Lead in Use - 6 Amps Melting

Dangerous Extension Lead in Use - 6 Amps Melting

Installing an additional 6TB Hard Drive

Installing an additional 6TB Hard Drive

Double Socket, Double Failure, Double Pole

Double Socket, Double Failure, Double Pole

Commodore 1084ST Computer Monitor Repair Part 1

Commodore 1084ST Computer Monitor Repair Part 1

The Halfdaptor - Convert two prong plugs to half of a UK plug

The Halfdaptor - Convert two prong plugs to half of a UK plug

Dangerous Euro Extension Lead purchased in Greece

Dangerous Euro Extension Lead purchased in Greece

Belkin Conserve Socket Teardown and Fault Identification

Belkin Conserve Socket Teardown and Fault Identification

Linear and Logarithmic Graphs

Linear and Logarithmic Graphs

5 Amp Fuses - BS1361 Consumer Units and BS1362 Plugs

5 Amp Fuses - BS1361 Consumer Units and BS1362 Plugs

BS7671 Corrigendum December 2018 Wiring Regulations

BS7671 Corrigendum December 2018 Wiring Regulations

Zones for Concealed Cables in Walls, BS7671 Wiring Regulations

Zones for Concealed Cables in Walls, BS7671 Wiring Regulations

Jelly Overheated with Electricity

Jelly Overheated with Electricity

Lead Covered Cable

Lead Covered Cable

PVC, Rubber, LSOH Cable Insulation Compared

PVC, Rubber, LSOH Cable Insulation Compared

Magic Gel Q&A, Heating, Burning, Orange Jelly

Magic Gel Q&A, Heating, Burning, Orange Jelly

Heating Element Cut Open, What's Inside

Heating Element Cut Open, What's Inside

Fluke T130 Unboxing

Fluke T130 Unboxing

Water Heater Destroyed

Water Heater Destroyed

BS7671 Section 722 Electric Vehicle Charging Earthing Arrangements

BS7671 Section 722 Electric Vehicle Charging Earthing Arrangements

Magic Gel for Waterproof Electrical Connections

Magic Gel for Waterproof Electrical Connections

Fluke T110 T130 T150 Product Recall

Fluke T110 T130 T150 Product Recall

Small Immersion Water Heater for Cups

Small Immersion Water Heater for Cups

Connector Roulette

Connector Roulette

Red Botch Lock Connectors Overloaded and Destroyed

Red Botch Lock Connectors Overloaded and Destroyed

Auban Craptacular Voltage Tester

Auban Craptacular Voltage Tester

Ven-O-Set Lighting Timer

Ven-O-Set Lighting Timer

Wire Connectors - Failed and Useless

Wire Connectors - Failed and Useless

Pump Control Panel and Cabinet

Pump Control Panel and Cabinet

Illuminated Globe Rewire and LED Conversion

Illuminated Globe Rewire and LED Conversion

22mm Panel Indicators and Rotary Switches

22mm Panel Indicators and Rotary Switches

Engraving a control panel with a CNC machine

Engraving a control panel with a CNC machine

CNC Surface Planing MDF

CNC Surface Planing MDF

Destroying the Electrode Water Heater

Destroying the Electrode Water Heater

Dangerous Electrode Water Heater - Take 2

Dangerous Electrode Water Heater - Take 2

Unsafe Electric Electrode Water Heater

Unsafe Electric Electrode Water Heater

Osram Halotronic 12V Halogen Lamp Transformers

Osram Halotronic 12V Halogen Lamp Transformers

Red LCD Screwdriver Mains Testing Item

Red LCD Screwdriver Mains Testing Item

Hexagon Socket tests - USB, Current, Overheating and Flames

Hexagon Socket tests - USB, Current, Overheating and Flames

LCD Alarm Clock Backlight Modifications

LCD Alarm Clock Backlight Modifications

BS7671 18th Edition Changes in Appendices 1-17

BS7671 18th Edition Changes in Appendices 1-17

BS7671 18th Edition Changes in Part 7

BS7671 18th Edition Changes in Part 7