8 Electrical 8.1 House Service 8.1.1. Incoming. The incoming secondary-service delivery cabling shall be capable of providing at least 200-amp service, with conduit in place for possible expansion to 400-amp service, as specified at 2.2.2.4 above. 8.1.2. Service Panel. The service panel shall be designed for 200-amp service. 8.1.3 Surge Protection. You shall install a whole-house MOV surge protector at the service panel. 8.1.4. Grounding. The house service shall be grounded as specified at 2.6 above. 8.1.5. Changeover Panel. A power-changeover panel shall be supplied, at the main service panel, allowing the following circuits to be run from an external power source: the well and water-supply pumps, the refrigerator, the freezer, the kitchen overhead lights, and the bedroom overhead lights. Wiring for the external source shall be run through the wall to a weatherproof receptacle suitable for eventual connection to a generator in proximity to the house. 8.2 Circuits 8.2.1. Appliances. Each major appliance shall be on a separate circuit. All 220-volt circuits shall have full 4-wire service with separate ground and neutral wires. 8.2.2. Other Circuits. 8.2.2.1. Runs. All other circuits shall be as shown on the design plans. 8.2.2.2. Separation. Outlets and lighting fixtures shall not share circuits. No circuit shall supply more than one room. The kitchen counter service outlets shall be on at least two circuits. All smoke alarms shall be on a single circuit. 8.2.2.3. Minimum Capacity. No circuit shall have less than 20 amps capacity. 8.2.3. Protection. All circuits shall be protected by appropriately sized circuit breakers installed in the main electrical panel box. 8.2.4. Wire Sizing. Circuit wiring shall be, at the minimum, in accord with the Table below: Amps Gauge ---------- 20 12 30 10 40 8 65 6 If the circuit run exceeds 100 feet, the next-largest gauge shall be used. No circuit shall use less than 12 gauge wire. 8.2.5. Ground-Fault Protection. Ground-Fault Circuit Interruptors (GFCIs) shall be used on all circuits, whether or not required by code, except for dedicated circuits to major appliances. In each case, the protection shall be supplied by a GFCI on the first socket to be supplied power by that circuit. Circuits or outlets specifically required by code to have GFCI protection shall have such, even if otherwise excepted in this paragraph. 8.2.6. Arc-Fault Interruptors. Arc-Fault Interruptors shall be installed for all outlets in the Bedroom. 8.3 Lights & Outlets 8.3.1. Switches. All wall switches shall be "silent" (no-click) types. All wall switches shall be served with a neutral-connection wire (3-wire service); the neutral is a reserve against future special uses. 8.3.2. Outlets. All outlets shall be three-prong. All outdoor outlets shall be weatherproof. 8.3.3 Light Fixtures 8.3.3.1. Track Lighting. General lighting shall be provided by ceiling-mounted track-lighting fixtures placed as shown on the design drawings. The need track lengths, including lighting in the areas described at 12, below, are: Track Length Quantity Needed -------------------------------- 2-foot 2 4-foot 12 8-foot 11 12-foot 2 Additionally, 3 track joins and 24 power-feed ends (plus corresponding blank ends) are required; the joins shall not increase the combined-track lengths. A total of 84 track hoods is needed, each suitable for a 75-watt halogen PAR-38 long-neck bulb. 8.3.3.2. Area Fluorescent Lighting. Fluorescent area lighting, excepting the kitchen under-cabinet lights described at 8.3.3.3 below, shall be provided by ceiling surface-mounted "wraparound" tube fixtures placed in the Laundry Room, Office, and Work Shop as shown on the design drawings; all such fixtures shall be 4-foot-long holders accepting pairs of four-foot T-8 tubes except the one in the Office, which shall be a 2-foot-long holder. Including lighting in the areas described at 12, below, a total of 21 such 4-foot fixtures and one 2-foot fixture will be needed. 8.3.3.3. Kitchen-Counter Lighting. Kitchen countertop lighting shall be provided by T-8 fluorescent under-cabinet fixtures; the lengths and quantities needed of each are: Fixture Length Quantity Needed -------------------------------- 2 feet 4 3 feet 4 4 feet 2 5 feet 1 8.3.3.4. Desk Lighting. Office-desk lighting shall be by an 18- or 24-inch compact-fluorescent task-lighting fixture with asymmetric focussing reflectors, installed at the location shown on the design plans. 8.3.3.5. Incandescent Lighting. A mounting shall be placed at the east side of the Living Room, as shown on the design drawings, to accept a hanging incandescent fixture, which we will supply but you will install; that mounting shall be suitable for a hanging fixture of substantial weight. 8.3.3.6. Outdoor Lighting. Compact fluorescent fixtures with ballasts suitable for cold-weather external use shall be provided over the west door into the Garage and the north door into the Walkway. Two quartz-halogen floodlights of at least 300 watts each shall be provided in a vertical column on the north wall a little west of the door, as shown on the electrical plans. 8.3.4. Ballasts. All fluorescent-fixture ballasts shall be electronic ballasts operating at a frequency greater than or equal to 20 kHz, meet UL specification 935 and be UL listed, have Class P thermal protection, be Class-A sound rated, and have a minimum power factor of 90%. 8.3.5. Bulbs. All fixtures shall be supplied with appropriate bulbs in place. The required bulbs and quantities, including the undercounter lights, are: Quantity Type Maker ID Number ----------------------------------------------------------- 80 halogen flood Sylvania 75PAR30LN/CAP/WFL/50 4 halogen spot Sylvania 75PAR30LN/CAP/NSP/9 42 4' fluorescent Philips F32T8/TL835 10 2' fluorescent Philips F17T8/TL835 3 3' fluorescent Philips F25T8/TL835 1 5' fluorescent Philips F40T8/TL835 The outdoor lights shall be equipped with bulbs as initially supplied by the maker. 8.4 Wall-Heater Wiring 8.4.1 Power Wiring 8.4.1.1. Service. You shall bring 220-volt in-wall wiring of capacity sufficient for electrical in-wall room heaters of up to 2500-watt capacity to locations as described at 8.4.1.3 below. Heater wiring to each room shall be on separate circuits. 8.4.1.2. Termination. All wall-heater wiring shall terminate in a wall box covered by a blank wall plate, at a height appropriate for an in-wall heater, for possible future use. 8.4.1.3. Locations. Wall boxes as described at 8.4.1.2 above shall be provided in the: --Bedroom: in the east wall (the back of the closet), centered north-south in the room; --Living Room: two--one on each side of the masonry heater; --TV Room: in the west wall, about 30 inches south of the north wall; --Master Bath: where convenient under the built-up flooring; --Toilet/Bidet Room: where convenient under the built-up flooring; --Second Bath: where convenient under the built-up flooring; and, --Tank Room: on the north wall, centered on the water tank. 8.4.2. Thermostat Wiring. You shall provide in-wall wiring from each heater-wiring terminator box, as described at 8.4.1.3 above, to a behind-wall location suitable for mounting of a thermostat for such a heater if later installed. The thermostat wire shall not be attached at either end, but generous slack shall be provided. You shall provide us with a list or map of all behind-wall thermostat- capable locations. 8.5 Other Wiring 8.5.1. Telephone Service. 8.5.1.1. Cable Type. All telephone wiring, whether delivering service from outside or in the house, shall be unshielded twisted-pair ("UTP") "Category 5" 24-gauge 4-pair cabling, installed in compliance with the special handling requirements for such cable. 8.5.1.2. In-Wall Runs. All telephone cable shall be run at least 3 feet from any approximately parallel power wiring; where it must cross such wiring, the crossings shall be at approximately 90 degrees. Generous slack loops shall be provided in the vicinity of all telephone outlets or connection boxes. 8.5.1.3. Wall Plates. Each telephone-jack wall plate shall have four RJ-11 type jacks, one per cable pair. Each outlet plate shall have its jacks color-coded or similarly designated such that the line at each jack is clearly identified. 8.5.1.4. Circuits. Each wall plate shall have its own run of cable from the service-entrance area; no jacks shall be wired in series. Telephone outlets shall be provided at the following locations: --in the Bedroom, at the north end of the west wall; --in the Service Area, on the west wall; --in the Office, in the center of the north wall at desktop height; --in the Kitchen, at the south end of the west wall at desktop height; and, --in the TV Room, in the T.V. cabinet. 8.5.2. Satellite-System Cabling. Standard "webbed" 4-cable satellite-system cable shall be run in wall from the entrance point of the exterior satellite-cable feed, as described at 2.7.1.2 above, to the TV cabinet in the TV Room; so also shall two more individual runs of RG-6. At the entrance point to the house, suitable through-wall couplers for the several individual components of the satellite cable shall be provided, with another such at the TV cabinet. 8.5.3. Video Cable. RG-6 coaxial cable shall be provided between the T.V. cabinet and a location in the Laundry Room on the west wall, about three feet off the floor and about two feet north of the south wall. At each cable end, a wall plate with a female Type F connector shall be provided. 8.5.4 Data Cable 8.5.4.1. Cable Type. All data cable shall be unshielded twisted-pair ("UTP") "Category 5" 24-gauge 4-pair cabling, installed in compliance with the special handling requirements for such cable. 8.5.4.2. In-Wall Runs. All data cable shall be run at least 3 feet from any approximately parallel power wiring; where it must cross such wiring, the crossings shall be at approximately 90 degrees. Generous slack loops shall be provided in the vicinity of all telephone outlets or connection boxes. 8.5.4.3. Wall Plates. Each data-cable wall plate shall have a type RJ-45 connector wired in accord with the TIA 568A standard for assignment of cable wires to jack pins. 8.5.4.4. Circuits. Each data wall plate shall have its own run of cable to a corresponding destination-labelled wall plate in the service-entrance area; no plates shall be wired in series. 8.5.4.5. Remote Locations. Data-cable wall plates shall be provided at the following locations: --the north wall of the Office, just over desktop height; --the Kitchen, on the west wall by the desk, just over desktop height; and, --the T.V. cabinet, at approximately the same location as the satellite-system cable wall plate. 8.5.5 Audio Cabling 8.5.5.1. Cable Type. In-wall audio speaker-connect wiring, of good-quality, 4-conductor cable specifically intended as speaker wiring, such as Monster Cable brand, shall be used. 8.5.5.2. Wall Plates. At each source or termination point, the audio wiring shall be connected to wall-plate connectors of the "push and lock," banana-jack, or multi- connect type. 8.5.5.3. Circuits. Each remote "location" shall actually comprise two two-conductor wall plates wired as a pair back to a corresponding and destination-labelled four-conductor wall plate in the Living-Room audio cabinet (their placement there is a part of the detailed design of that cabinet). 8.5.5.4. Remote Locations. The remote plate-pair locations are: --Living Room, north wall: the plates to be about 18 inches either side of the masonry heater, a few inches below ceiling height. --Bedroom, south wall: the plates to be about 18 inches either side of the masonry heater, a few inches below ceiling height. --Kitchen, north wall: the plates to each be about 4 feet from the wall centerpoint, a few inches below ceiling height. 8.5.6. Smoke-Alarm Slaving. Suitable wiring shall be provided to and from all smoke-alarm locations, as shown on the design plans, to allow all the alarms to be "slaved" so that all go off if any one does. 8.5.7. HRV Control Wiring. Suitable in-wall wiring shall be provided for the HRV wall-mounted controls described at 11.4.5 below. 8.5.8. Intercom & Gate-Control Connections. In-wall wiring shall be provided to connect the indoor intercom stations, described at 11.3 below, to each other and to the outdoor-station wiring described at 2.2.5 above. The intercoms' opener pushbuttons shall be wired to the gate-opener controls. The two interior stations shall be located, each at a height of about five feet off the floor, in the: --Living Room: on the north wall, just east of the masonry heater. --TV Room: on the west wall, just north of the door. 8.6. Other-Systems Grounding. All metallic systems capable of being energized shall be bonded to the house grounding system. That shall include all metal water-supply or sewage/waste pipes and any metal ducting. 8.7 Lightning Protection. The structure shall be protected by a suitable lightning-rod system well connected to the main house ground with wire of a gauge and run appropriate for such protection so as to at least meet the code requirements of the National Fire Protection Association's Lightning Protection Code, NFPA 780. 8.8 Outdoor Sockets 8.8.1. Location. Weatherproof outdoor electrical socket fixtures shall be placed about the house; there shall be such a fixture in proximity to each of the four corners of the structure and to the midpoints of the two long walls. 8.8.2. Type. All such fixtures shall be four-socket types, with each socket protected by a flap or closure as required by code or good practice. All shall stand at a height of roughly one foot above grade.