480 volt wiring diagram
Application 3PH Service - PPL Electric
3-PHASE, 277/480 VOLT, 4-WIRE (CT Metering Required) 1-PHASE, 7,200 VOLT ... Copy of the One Line Diagram showing generator connection to PPL electrical system. Transfer switch information ... Provide wiring of CTs, VTs, and meter base …
SECTION 260500 - COMMON WORK RESULTS FOR ELECTRICAL
The controls shall be 120-volt maximum, preferably 24 VDC. Where the electrical power supply is 240-volt, single-phase or 480-volt, 3-phase, the station shall be provided with a fused control power transformer. Control conductors shall be provided in accordance with Section 26 05 00 – Electrical Work, General.
[DOC File]BASIC NEC CODE RULES AND DESIGN PRACTICE
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600 3-3/0 Parallel 480. 700 3-4/0 Parallel 560. 800 3-300 MCM Parallel 640 * For motor Loads multiply running current by 1.75-2.50 to get circuit breaker size as shown in Table 2 above. CIRCUIT LOADING GUIDE LINES. Maximum Loading - for a 20 A Circuit
[DOC File]SECTION 265000 - LIGHTING
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Apron floodlighting luminaires shall be cutoff type floodlights, with NEMA 7X5 reflector and dual level (38 percent and 100 percent light output) 480-volt ballast. Provide luminaire complete with in-line fusing, clear 400-watt high pressure sodium lamp, and mounting brackets. Luminaire finish shall be corrosion-resistant industrial gray paint.
[DOC File]Chapter 1: DESIGN PROCESS
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Several standard system voltage and wiring arrangements are in use in North America and include: 120 volt, 1-phase, 2-wire; 120/240 volt, 1-phase, 3-wire; 120/208 volt, 1-phase, 3-wire; 120/208 volt, 3-phase, 4-wire; 277/480 volt, 3-phase, 4-wire; and 2400/4160 volt, 3-phase, 4-wire. Typical applications for each of these arrangements are ...
[DOC File]AC 150/5345-10G, Specification For Constant Current ...
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A legible wiring diagram must be permanently mounted in an unobstructed viewing location in the CCR control cabinet. ... 240-volt input circuit to ground - 2,000 V. 480 volt input circuit to ground - 2,000 V. 2,400-volt input circuit to ground - 4,900 V (replacement equipment only).
[DOC File]Industrial & Commercial Services - PPL Electric
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SELF CONTAINED (required for 120/240 and 120/208 volt up to and including 600 amp, and 277/480 volt service up to and including 400 Amp svc.) ... Copy of the One Line Diagram showing generator connection to PPL electrical system. ... Provide wiring of CTs, VTs, and meter base for secondary metering. Overhead Service: (customer responsibilities) ...
[DOC File]Table of Contents
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2. Position the unit in desired location and connect a 480 volt, three phase, 100 amp service to the line cord. Service line should have a fused safety disconnect switch on the feeder side. Wire in accordance with all applicable local and national electrical codes. Make sure unit is properly grounded before placing into service. 3.
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