Philippine Electrical Code 2017: Overview & Changes
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Questions and Answers

What year edition of the Philippine Electrical Code, Part 1 (PEC1) is considered a major revision to the 2009 edition?

  • 2015
  • 2018
  • 2017 (correct)
  • 2016

Who chaired the kickoff meeting for the planning of the 2017 Philippine Electrical Code, Part 1 (PEC1)?

  • Engr. Larry C. Cruz
  • Engr. Joebe B. Panhilason
  • Engr. Francis V. Mapile (correct)
  • Engr. William W. Yang

The 2017 edition of the Philippine Electrical Code, Part 1 (PEC1) includes a Chapter 9 which covers watercraft.

True (A)

In the context of the Philippine Electrical Code, Part 1 (PEC1), what does OBO/EE refer to?

<p>Office of the Building Official/Electrical Engineer (A)</p> Signup and view all the answers

Which Republic Act is referenced in the 2017 Philippine Electrical Code, Part 1 (PEC1), as the current national electrical engineering law?

<p>7920</p> Signup and view all the answers

The 2017 Philippine Electrical Code, Part 1 (PEC1) defines the new equipment addition to Code provisions related to service equipment as ______ Protective Device.

<p>Service</p> Signup and view all the answers

Which of the following sections were added in Chapter 1 of the 2017 Philippine Electrical Code, Part 1 (PEC1)?

<p>All of the above (D)</p> Signup and view all the answers

Arc-Flash Hazard Analysis requirements were removed from the 2017 edition of the Philippine Electrical Code, Part 1 (PEC1).

<p>False (B)</p> Signup and view all the answers

What was one of the reasons requirements for arc-fault circuit-interrupters were deleted related to Phillipine specifications?

<p>Non-availability (D)</p> Signup and view all the answers

In which chapter of the 2017 Philippine Electrical Code, Part 1 (PEC1) were rationalized ampacity tables of conductors introduced?

<p>Chapter 3 (A)</p> Signup and view all the answers

Article 3.55 in the 2017 Philippine Electrical Code, Part 1 (PEC1) covers Reinforced Thermosetting Resin Conduit, known as Type ______.

<p>RTRC</p> Signup and view all the answers

The limitation on the number of overcurrent protective devices in a panelboard enclosure was completely removed from PEC1 2017.

<p>False (B)</p> Signup and view all the answers

Which article was expanded in Chapter 5 of the 2017 Philippine Electrical Code, Part 1 (PEC1)?

<p>Article 5.16 (D)</p> Signup and view all the answers

Which of the following is a new article added in Chapter 6 of the 2017 Philippine Electrical Code, Part 1 (PEC1)?

<p>Article 6.26 Electrified Truck Parking Spaces (A)</p> Signup and view all the answers

In the 2017 Philippine Electrical Code, Part 1 (PEC1), under which chapter can you find information on Premises-Powered Broadband Communications Systems?

<p>Chapter 8 (C)</p> Signup and view all the answers

The 2017 Philippine Electrical Code, Part 1 (PEC1) harmonizes entirely with the International Electrotechnical Commission (IEC) standards.

<p>False (B)</p> Signup and view all the answers

What National Electrical Code version was the 2017 Philippine Electrical Code, Part 1 patterned after?

<p>2017</p> Signup and view all the answers

Who submitted the final draft of the PEC1 2017 to the BEE for endorsement to the Professional Regulation Commission (PRC)?

<p>The IIEE (A)</p> Signup and view all the answers

The 2017 Philippine Electrical Code, Part 1 (PECI 2017) completely replaces any local or international standards or input.

<p>False (B)</p> Signup and view all the answers

Match the following roles with the corresponding person responsible in the 2017 Philippine Electrical Code, Part 1 Committee:

<p>Engr. William W. Yang = Chairman Engr. Gregorio Y. Guevarra = Vice Chairman Mr. Ramon P. Ayaton = Adviser Engr. Kenneth A. Jorigue = Code Committee Secretariat</p> Signup and view all the answers

The contributions of whom are greatly appreciated?

<p>all of the above (D)</p> Signup and view all the answers

Which National Fire Protection Association (NFPA) edition was adopted as the basis for the PECI 2017?

<p>NEC 2017 edition (A)</p> Signup and view all the answers

The Board and the IIEE conducted a consultative meeting to present and discuss the draft 9th Edition of the 2017 Revised PEC Part 1 in New York, USA on September 14, 2017.

<p>False (B)</p> Signup and view all the answers

The Board RESOLVED, to adopt the endorsed 9th EDITION OF THE 2017 REVISED PHILIPPINE ELECTRICAL CODE (PEC) PART I as part of the rules and regulations governing the practice of ______ engineering.

<p>electrical</p> Signup and view all the answers

After how many days following their full and complete publication in the Official Gazette does the adoption of the 9th EDITION OF THE 2017 REVISED PHILIPPINE ELECTRICAL CODE (PEC) PART I take effect?

<p>15 days (C)</p> Signup and view all the answers

The 9th EDITION OF THE 2017 REVISED PHILIPPINE ELECTRICAL CODE (PEC) PART I is to be officially endorsed by the Board and the Commission to the [blank] Secretary for adoption as referral code to the National Building Code.

<p>DPWH</p> Signup and view all the answers

Republic Act ______ or the national electrical engineering law requires apprenticeship as one of the qualifications to the registration and licensure examinations for Registered Master Electrician (RME).

<p>7920</p> Signup and view all the answers

The 2017 Philppine Electrical Code Part 1 scope covers the installation of electrical conductors, equipment, racways...

<p>operating at over 1000 volts, nominal (B)</p> Signup and view all the answers

According to the definitions provided, what term describes equipment that allows close approach and is not guarded by locked doors or elevation?

<p>Accessible (C)</p> Signup and view all the answers

Which best describes equipment in which the circuits arenot intrinsically safe themselves but that affects the energy in the intrinsically safe circuits and is relied on to maintain intrinsic safety?

<p>Associated Apparatus (C)</p> Signup and view all the answers

What is the term for a separate conduit portion that allows access to the conduit system interior via removable covers, typically found at junctions?

<p>Conduit Body (C)</p> Signup and view all the answers

Which term best describes any item that is part of an electrical installaiton?

<p>Equipment (C)</p> Signup and view all the answers

What must occur for equipment to be explosionproof?

<p>Prevent a specific gas or vapor ignition outside, withstanding an internal explosion (D)</p> Signup and view all the answers

What is a continuous load?

<p>3</p> Signup and view all the answers

What term describes a conductor with no covering or electrical insulation?

<p>Bare Conductor (B)</p> Signup and view all the answers

What is a device to limit transient voltages by diverting surge current?

<p>Surge-Protective Device (SPD) (C)</p> Signup and view all the answers

Raceway is a specific label a device must have that allows it to be extracted from one standard into another.

<p>False (B)</p> Signup and view all the answers

Match the definitions with their corresponding terms related to safety measures in electrical systems:

<p>Guarded = Covered, shielded or protected to prevent danger. Isolated = Not readily accessible without special access means Qualified Person = Has skills and knowledge related to electrical equipment operation and construction Watertight = Constructed such that moisture will not enter the enclosure.</p> Signup and view all the answers

Flashcards

Purpose of the Philippine Electrical Code (PEC)

Practical safeguarding of persons and property from electrical hazards.

Adequacy of PEC Compliance

The PEC contains minimum safety requirements, proper maintenance results in a safe installation.

OBO/EE definition

Licensed electrical practitioner in the Office of the Building Official overseeing electrical installations.

Bonding Jumper

A reliable conductor ensuring electrical conductivity between metal parts.

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Neutral Conductor Responsibility

The conductor connected to the neutral point, intended to carry current under normal conditions.

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Interrupting Rating

The highest current a device can interrupt at its rated voltage under standard conditions.

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Overload definition

An overcurrent due to equipment overload or excessive ampacity for a conductor.

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What is a 'Listed' item?

An organization concerned with product evaluation that maintains testing/inspection.

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Service Point definition

The point connecting the serving utility to premises wiring.

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Service Conductors Definition

Conductors from service point to service disconnecting means

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Energized definition

Electrically connected to voltage source.

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Accessible Definition

(as applied to equipment) Not guarded by locked doors, elevation, or other effective means.

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Nonconductive Cable

Cable containing optical fibers without current-carrying conductors.

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Watertight definition

Designed so that moisture will not enter.

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Weatherproof definition

Protected equipment does not interfere with functionality by exposure to weather

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Selective Coordination Explanation

Overcurrent protection where the effect of overcurrents are localized to restrict outages to the affected area

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Working Space Explained

Space kept clear around electrical equipment to allow access and safe operation.

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Identified Equipment

Identified equipment is suitable for the environment, application, and use as intended.

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GFCI Role

A device protecting personnel by de-energizing on ground faults.

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Study Notes

  • The Philippine Electrical Code, Part 1 (PEC1) 2017 is a major revision of the 2009 edition
  • The PEC1 2017 planning was initiated at a kickoff meeting led by Engr. Francis V. Mapile (Chairman of the Board of Electrical Engineering (BEE) of the Professional Regulation Commission (PRC))
  • The purpose of the meeting was to establish guidelines on new code format and content

PEC1 2017

  • PECI 2017 uses a letter page format with two columns per page
  • It is contained in one volume with Chapter 9, Watercraft combined from previous Volume 2 editions
  • The new Chapter 10 consists of former Chapter 9's tables with appendices completing the Code

Preparation Timeline

  • The PEC1 2017 preparation started in 2016 and was completed in 2017
  • NEC 2014 was used as the initial reference, but the adopted NEC 2017 became available in September 2016
  • Chapters 1 to 4 consider the Philippine environment and practices, especially regarding utility services.

Chapter 1 Key Changes

  • Include the new definitions for Office Building Official/EE (OBO/EE), National Electrical Engineering Law, and Service Protective Device
  • OBO/EE licenses electrical practitioners employed with the Office of the Building Official and replaces the Authority Having Jurisdiction (AHJ)
  • The term Republic Act 7920 (RA 7920), expounds references to current national electrical engineering law
  • The Service Protective Device refers to equipment addition to Code provisions related to service equipment
  • Section 1.0.1.10 Apprenticeship, Section 1.10.1.24 Available Fault Current and Section 1.10.1.25 Lockable Disconnecting Means were added
  • Arc-Flash Hazard Analysis has been added to the requirements under Section 1.3.2.1(F) Design Analysis as 1.3.2.1(F)(5)

Chapter 2 Key Changes

  • Requirements for arc-vault circuit interrupter was deleted because of non-availability for the Philippine specifications
  • Code requirements were revised to encompass their application to site developments for multi-occupancy buildings where single detached buildings are grouped
  • Provisions on Service Protective Device when installed ahead of Service Equipment were clarified and expanded
  • Groupings on Disconnecting Means were clarified

Chapter 3 Key Changes

  • Rationalized conductor ampacity tables with modifications in amperes for copper and aluminum for three conductors in raceway and in free air up to 2000 volts was addressed(Tables 3.10.2.6(8)(16) and 3.10.2.6(B)(17))
  • Article 3.10 has been expanded with Article 3.55, 3.70, 3.93, 3.99
  • Ampacities were based on current densities of the cross-sectional areas of the conductors

Chapter 4 Key Changes

  • Limitation on the panelboard enclosure for protective devices has been removed from PEC1 2017 but requires a maximum of 48 if the panelboard is protected on its supply side by two sets of circuit breakers or two sets of fuses (Section 4.8.3.7 Exception No. 2)
  • Article 4.24 - Fixed Electric Space-Heating Equipment was expanded while a new Article 4.25 - Fixed Resistance and Electrode Industrial Process Heating Equipment has also been added

Chapter 5 Key Changes

  • Article 5.16 - Spray Application, Dipping, Coating and Printing Processes Using Flammable or Combustible Materials was expanded and a new Article 5.22 - Control Systems for Permanent Amusement Attractions was added

Chapter 6 Key Changes

  • Article 6.25 was expanded, also Article 6.26, 6.46, 6.91, 6.94 were added.
  • Article 6.25 – Electric Vehicle Charging System has been expanded with new Parts
  • Four new articles have been added: (1) Article 6.26 – Electrified Truck Parking Spaces, (2) Article 6.46 Modular Data Centers, (3) Article 6.91 – Large-Scale Photovoltaic (PV) Electric Power Production Facility and (4) Article 6.94 – Wind Electric Systems.

Chapter 7 Key Changes

  • Article 7.5 - Interconnected Electric Power Production Sources and Article 7.70 were expanded, Article 7.6, 7.8. 7.10, 7.12, 7.28 were added.
  • Optical Fiber Cables have been expanded while five new articles have been added: (1) Article 7.6 – Energy Storage Systems, (2) Article 7.8 –Critical Operations Power Systems (COPS), (3) Article 7.10 – Stand-Alone Systems, (4) Article 7.12 – Direct Current Microgrids and Article 7.28 – Fire-Resistive Cable Systems.

Chapter 8 Key Changes

  • 8.40 A new Article 8.40 – Premises-powered Broadband Communications Systems has been added

Chapter 10 Key Changes

  • A new Table 10.1.1.10 has been added.

Objective of the Document

  • The 2017 Philippine Electrical Code Part 1 was written to remove ambiguities and facilitate easy application and understanding for electrical workers so they can be correctly guided

Relationship to NEC

  • This Code follows the National Electrical Code 2017 version because it was considered appropriate and applicable for the Philippine Setting
  • NEC 2017 and relevant IEC and other standards were used as reference materials in PEC1 2017
  • IIEE and the Committee acknowledge their contributions in preparation

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Explore the significant revisions in the Philippine Electrical Code, Part 1 (PEC1) 2017 compared to the 2009 edition. Learn about the format changes, the incorporation of watercraft regulations, and the timeline for its preparation. Key changes in Chapter 1 are highlighted.

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