My House Electrical System

Adam Knebel

ECDM Spring 2009

House History

Built in Hopkins in 1940 We bought it in 2005 Needed electrical updates

60 amp converted to 100 amp2 prong outletsNot enough outlets and lightsNo grounding electrode systemUnplugged the computer and it killed the fridge

I decided to Rewire the House

My Electrical Project I learned the process of

doing an electrical project.Designed the systemGot a permitDid the work in about 7 monthsHad a rough in inspectionMade the terminationsHad a final inspection

Ultimately led me to the ECDM program

Updates That I Made Moved the Service Drop and Panel to the basement

Grounding Electrode System

Ran all new wire

Replaced all Outlets and Fixtures

Added Outlets, Lights, and Circuits

Used J-Boxes to do things in phases

Service DropExcel Energy Transformer Service Drop

Service Drop Connections

Service Entrance

Meter Box with Meter Service Raceway to Meter Box and Building Entrance

Load CenterPoint of Entrance with LB

Goop to prevent moisture

Outside of Breaker Panel

Inside of Breaker Panel

Service ConnectionsService Entrance Conductors Terminated

to 200 Amp Main Breaker Ground bus and breaker terminations

Breaker Types

Arc-Fault Circuit Interrupter Breakers

15 Amp Circuit Breakers 20 Amp Circuit Breakers

15 Amp Double Pole Breaker

Grounding Electrode System

Grounding Rod

Panel Connections

Main Bonding Jumper

External Grounding Bus

Grounding Electrode Conductor

Grounding Bus

Water Pipe Connections

Pipe Clamps

Devices Installed15 Amp Receptacle

20 Amp GFCIReceptacle

Outdoor 15 Amp GFCI

Receptacle With Cover

20 Amp Receptacle

Devices InstalledSingle Pole Wall

SwitchDimmer Wall

SwitchTwo Wall Switches in

Double Gang Box

Combination and Single Switch in Double Gang Box

Switch and Receptacle in Double Gang Box

Devices InstalledCeiling Mounted Lighting

Ceiling Fan Lighting

Recessed Lighting

Accent Lighting

Outdoor Motion Lighting

Special Outlet Locations

Ceiling Receptacles

Two 20Amp Circuits Serving Kitchen Counter

Receptacle for Future Flat Panel TV

Location

Receptacle For Holiday Lighting

Switched Split Wired Receptacle

Other Miscellaneous DevicesJ-Boxes and Doorbell Transformer A/C and Furnace Blower

Bath Fan

Garage Door Opener

Programmable Thermostat

Smoke/CO/Gas Detectors

These are battery operated. New Construction requires hardwired

units.

Simple Smoke DetectorSmoke & CO

Combination Detector

CO & Natural Gas Combination

Detector

Communications CircuitsService Entrance

for Phone & CableDemarcation

Block for PhoneCommunications Head-End

Wireless Internet Router

Internet Modem

Punch Down Block

Communications CircuitsSatellite Dish

Satellite Splitter

HDTV Antenna

Voice/Data & TV Plate

House Circuit ScheduleCircuit Number Breaker Size Room/Purpose Equipment and Devices

1 20 Amp Furnace Blower Fan Furnace2 20 Amp Laundry LR13 20 Amp Lower Refridgerator LR2 (GFCI)4 20 Amp Range MR15 20 Amp Main Refridgerator MR26 20 Amp Dining Room MR3 > MR4 > MR57 20 Amp Kitchen Counter MR68 20 Amp Kitchen Counter MR79 20 Amp N/C Lower Bath (future)

10 20 Amp Main Bath MR811 15 Amp Shop (future bedroom) LR20 (GFCI)> LR2112 15 Amp (AFCI) Bedrooms J1> MR9> MR10> MR11> MR12> MR13 (Rptcls)

J1> J2> ML1> MS1 (Bed 1 Light) J2> ML2> MS2 (Bed 2 Light) J2> ML3> MS3 (Hall Light) J2> MR14> MR15> MR16> MR17 (Rptcles)> ML4 (Closet Lt)

13 15 Amp Attic UR1 (GFCI)> UR2> UR3> UR4> UR514 15 Amp Attic J3> J4> UR6 (GFCI)> UR7 (Rptcls)> US5> UL7> UL8 (Crl Spce Lt)

J4> US6> UL9 (Crawl Space Light)J3> J5> US4> UL4> UL5> UL6 (Crawl Space Lights) J5> UL3> US3> UL2 (Attic Lights)

15 15 Amp Sunroom & Family Room J6> MR18> MR19> MR20 (Sun Room Receptacles)J6> LR3> LR4> LR5> LR9> LR11> LR12 (Family Room Rptcls) LR5> LR6> LR7> LR8 (Familiy Room Rtcles) LR7 > LR10 (Familiy Room Rtcles)J6> LL1 (Breaker Panel Light)

16 15 Amp Lower Level Lights J7> J8> LS4 (Dimmer)> LL5> LL6> LL7> LL8 (Family Rm Lts)

Breaker Panel ScheduleCircuit Number Breaker Size Room/Purpose Equipment and Devices

1 20 Amp Furnace Blower Fan Furnace2 20 Amp Laundry Laudry Receptacle3 20 Amp Lower Refridgerator Lower Refridgerator Receptacle4 20 Amp Range Range Receptacle5 20 Amp Main Refridgerator Main Refridgerator Receptacle6 20 Amp Dining Room Dining Room Receptacles7 20 Amp Kitchen Counter Kitchen Counter Receptacle8 20 Amp Kitchen Counter Kitchen Counter Receptacle9 20 Amp N/C

10 20 Amp Main Bath Main Bath Receptacle11 15 Amp Shop Shop Receptacles12 15 Amp (AFCI) Bedroom and Hall Bedrooms Lights and Receptacles & Hall Light13 15 Amp Attic Attic South Recptacles14 15 Amp Attic Attic & CrawlSpace Lights and North Receptacles15 15 Amp Sunroom & Family Room Sunroom, Bar, and Family Room Receptacles, Breaker Panel Light16 15 Amp Lower Level Lights Family Room, Bar, Down Stairs, Mech Room, Pantry and Shop Lights17 15 Amp Living Room Living Room ReceptaclesLaundry Lights, and Doorbell18 15 Amp Main Level Lights Bath, Sunroom, Kitchen, Dining, Living, Stairways, Garage, & 19 15 Amp Outdoor Receptacles Outdoor Receptacles20 20 Amp Theater Receptacles Family Room East Wall Receptacles

21 & 23 DP 15 Amp Central Air Central Air

Lower Level Floor Plan

Lower Level Ceiling Plan

Main Level Floor Plan

Main Level Ceiling Plan

Upper Level Floor Plan

Kitchen Sectional View

Kitchen 3D View

Bathroom 3D View

Future Projects

Most LikelyAdd a Lower Level Bathroom Add a Lower Level BedroomWater Softener

PossiblyDetached GarageFinish Attic to make Master BedroomRemodel Kitchen, Dining, and Living RoomsAdd a Garbage Disposal and Dishwasher

Unlikely but typical in other homesElectrical for Water HeaterElectric RangeElectric DryerSecurity SystemBackup Power GeneratorHardwired Fire Alarms

○ Will probably need to add some if I add rooms

Future Projects

You are only limited to your imagination… and your bank account.

House Wide and Outdoor Sound Systems TV locations (Bathroom, Kitchen) Control Systems

Indoor and Outdoor Lighting ControlWindow Shade ControlTemperature and Humidity ControlAudio/Video and Home Theater ControlIrrigation SystemsAnything with an electrical component can be

set to a timer or control panel

Any Questions?