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Proposed Changes to NFPA 70E2015 Edition

David Dini, Chair NFPA 70E

NFPA 2013 C & E

UL, LLC

Paul DobrowskyInnovative Technology Services

NFPA's New Document Process

• PI - Public Input (was proposals)

• FR - First Revision (was ROP)

• Public Comment Closing Date: 5/3/2013

• Second Draft Report Posting Date: 1/3/2014

• Special Notice on NFPA Regulations

NFPA 2013 C & E 2

Resources

• NFPA.org

• Codes and Standard TAB

• Document Information pages (Standards)

• NFPA 70E• NFPA 70E

• Next edition TAB

www.nfpa.org/AboutTheCodes/AboutTheCodes.asp?docnum=70E&tab=nextedition

NFPA 2013 C & E 3

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Disclaimer

• The proposed changes included are only some of the actions taken selected to fit in the allotted time.

• Review all of the NFPA materials for complete information

• This is not an official position or an endorsement of any of the changes

• The presentation was originally created prior to the First Draft publication

NFPA 2013 C & E 4

Action• 448 PI(s)

• 173 FR(s)

• 13 CCN(s) [Correlating Committee Notes]

• Courtesy of Michael Fontaine– NFPA 70E Staff Liaison

• Revisions are shown– underlined and struck through

NFPA 2013 C & E 5

Global Change

• Change "harm" to "injury or damage to health" throughout Informative Annex F

NFPA 2013 C & E 6

FR - 10PI - 153

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Global Change

• Change "work shoes" to "footwear"

NFPA 2013 C & E 7

FR - 11 PI - 124

Global Change

• Change "arc flash hazard analysis" to "arc flash risk assessment" throughout this Standard

NFPA 2013 C & E 8

FR - 5 PI - 146, 81

Global Change

• Change "shock hazard analysis" to "shock risk assessment" throughout this Standard.

NFPA 2013 C & E 9

FR - 6 PI -

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Global Change

• Change "electrical hazard analysis" to "electrical hazard risk assessment" throughout the Standardg

NFPA 2013 C & E 10

FR -7 PI -

Global Change

• Change "hazard/risk category" to "arc flash PPE category" throughout the Standard.

• Delete all references to "HRC" throughout the Standard.

NFPA 2013 C & E 11

FR -70 PI - 172

Global Change

• Change "hazard identification and risk assessment" to "risk assessment" throughout the Standard.

NFPA 2013 C & E 12

FR - 8 PI - 151

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Global Change

• Change "probability" to "likelihood" throughout Annex F

NFPA 2013 C & E 13

FR - 9 PI - 152

90.2 Scope.

• (A) Covered.

• This standard addresses electrical safety-related work practices, safety-related maintenance requirements, and other q ,administrative controls...

NFPA 2013 C & E 14

FR - 14 PI - 354

90.2(A) Covered

• Informational Note

• The Standard addresses worker safety related to interaction with electrical equipment and systems q p y

• Concepts in this standard are often adapted

• Highest injury risk from electrical hazards for other workers involve unintentional contact with overhead power lines and electric shock from machines, tools, and appliances.

NFPA 2013 C & E 15FR - 14 PI - 354

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90.2(B) Not Covered.

• (2) Installations underground in mines and self-propelled mobile surface mining machinery and its attendant electrical trailing cable.

NFPA 2013 C & E 16

FR -14 PI - 369

100

• Arc Flash Hazard Analysis.

• A study investigating a worker’s potential exposure to arc flash energy, conducted for the purpose of injury prevention and the p p j y pdetermination of safe work practices, arc flash boundary, and the appropriate levels of personal protective equipment (PPE).

NFPA 2013 C & E 17

FR -15 PI - 140

100

• Arc Rating.

• Added Informational Note 1

• All arc rated clothing is also flame• ...All arc-rated clothing is also flame-resistant.

NFPA 2013 C & E 18

FR -16 PI - 454

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7

100

• Balaclava (Sock Hood).

• An arc-rated hood that protects the neck and head except for the facial area of the eyes and nose

NFPA 2013 C & E 19

FR -17 PI - 488, 59

100

• Bare-Hand Work.

• A technique of performing work on energized electrical conductors or circuit parts, after the employee has been raised to the potential of p y pthe conductor or circuit part.

NFPA 2013 C & E 20

FR -168 PI -

100

• Boundary, Prohibited Approach.

• An approach limit at a distance from an exposed energized electrical conductor or circuit part within which work is considered pthe same as making contact with the electrical conductor or circuit part.

NFPA 2013 C & E 21

FR -121 PI - 420

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100

• Energized Electrical Work Permit. Authorization to perform work on equipment that has not been placed in an electrically safe work condition.

NFPA 2013 C & E 22

FR - 21 PI - 35

100

• Hazard.

• A source of possible injury or damage to health

NFPA 2013 C & E 23

FR - 1 PI - 143

100

• Hazardous.

• Involving exposure to at least one hazard

NFPA 2013 C & E 24

FR - 2 PI - 144

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100

• Incident Energy.

• The amount of thermal energy impressed on a surface, a certain distance from the source, generated during an electrical arc event.....g g

NFPA 2013 C & E 25

FR - 22 PI - 377

100

• Qualified Person.

• One who has demonstrated skills and knowledge related to the construction and operation of the electrical equipment and p q pinstallations and has received safety training to recognize identify and avoid the hazards involved.

NFPA 2013 C & E 26

FR - 24 PI - 154, 339

100

• Risk.

• A combination of the likelihood of occurrence of injury or damage to health and the severity of injury or damage to health that results j y gfrom a hazard.

NFPA 2013 C & E 27

FR - 3 PI - 155

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100

• Risk Assessment.

• An overall process that identifies hazards, estimates the potential severity of injury or damage to health, estimates the likelihood of g ,occurrence of injury or damage to health, and determines if protective measures are required.

NFPA 2013 C & E 28

FR - 4 PI - 156

100 Risk Assessment.

• Informational Note: As used in this standard, arc flash risk assessment and shock risk assessment are types of risk assessments..

NFPA 2013 C & E 29

FR - 4 PI - 156

110.1 Electrical Safety Program.

• Move existing 110.1 to 110.3 and move existing 110.3 to 110.1.

• (2) Field Work

• The frequency of the audit shall not exceed...The frequency of the audit shall not exceed 1 year.

• Added 2 Informational Notes

NFPA 2013 C & E 30

FR - 57, 175, 176 , 177, 181,182, 184, 178, 179, 180, PI - 11, 134, 162, 335, 392, 163, 308, 476, 132, 329, 161, 346, 348, 334

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110.2 (C)

Emergency Procedures Response

CPR and AED ...training shall be certified by the employer verified annuallythe employer verified annually.

NFPA 2013 C & E 31

FR - 34 PI - 40, 61, 136, 139, 241, 244, 245, 292, 340, 383, 386

110.2 (D)

• Employee Training

• Text revised for clarity

• Replace “voltage detector” with “test• Replace voltage detector with test instrument

NFPA 2013 C & E 32

FR - 39, 41 PI -12, 73, 159, 160, 235, 236, 307, 331, 388

110.2 (E)

• Informational Note 1 : Content of the training could include one or more of the following: course syllabus, course curriculum, outline, table of contents or training objectives.

NFPA 2013 C & E 33

FR - 42 PI -236

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110.4(A)(5)

• Operation Verification.

• When test instruments are used for testing the absence of voltage on conductors or circuit parts operating at 50 volts or more, the p p g ,operation of the test instrument shall be verified on a known voltage source before and after an absence of voltage test is performed.

NFPA 2013 C & E 34

FR - 52 PI - 191

110.4(B)

• (5) Manufacturer's Instructions.

• Portable equipment shall be used in accordance with the manufacturer's instructions and safety warnings.y g

NFPA 2013 C & E 35

FR - 55 PI - 319

110.4(C) (GFCI) Protection.

• (2) Maintenance and Construction .

• GFCI protection provided for operating or using tools related to maintenance and construction activity 125-volt, 15-, 20-, or 30-y , , ,ampere circuits.

• Greater than 125-volt, 15-, 20-, or 30-ampere circuits either GFCI protection or an assured equipment grounding conductor program

NFPA 2013 C & E 36

FR - 58 PI - 456, 478, 13, 237

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110.4(C) (GFCI) Protection.

• (3) Outdoors . GFCI protection shall be provided when an employee is outdoors and operating or using cord and plug-connected equipment supplied by greater than 125-volt, 15-, 20-, or 30-ampere circuits. For other than 125-volt, 15-, 20-, or 30-ampere circuits, GFCI protection or an assured equipment grounding conductor program shall be implemented.

NFPA 2013 C & E 37

FR - 58 PI - 456, 478, 13, 237

110.5

Underground Electrical Lines and Equipment.

Relocated to 130.9

NFPA 2013 C & E 38

FR -109 PI -33, 115, 363, 366

120.1 ESWC Process

(5) Use an adequately rated voltage detectortest instrument to test each phase conductor or circuit part to verify they are it is de-energized. Test each phase conductor or circuit part both phase-to-phase and phase to-ground. Before and after each test, determine that the voltage detector test instrument is operating satisfactorily through verification on a known voltage source.

NFPA 2013 C & E 39

FR - 61 PI - 190

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120.2(B) Principles

• (2) Training and Retraining.

• Training to be documented (including name, date & content) when employeedate & content) when employee demonstrates proficiency.

• Retraining not to exceed 3 year interval

NFPA 2013 C & E 40

FR - 60 PI - 39, 246, 374

120.3(A)

Temporary Protective Grounding Equipment

... The location, sizing, and application of temporary protective grounding equipment shall be identified as part of the employer's p p yjob planning.

NFPA 2013 C & E 41

FR - 67 PI - 168

130.1 General.

• Article 130 provides requirements for establishing an electrically safe work condition and electrical safety-related work practices when an electrically safe work condition cannot be established. ...

NFPA 2013 C & E 42

FR -79 PI -

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130.2 Electrically Safe Work Condition

Required if any of 3 conditions exists

• (1) within limited approach boundary

• (2) Interacting with an increased likelihood of exposure to an arc flash (closed equipment)exposure to an arc flash (closed equipment)

• (3) The employee is within the arc flash boundary of exposed energized electrical conductors or circuit parts.

NFPA 2013 C & E 43

FR -72 PI -63, 169

130.2(A)

• (4) Normal Operation .

• Permitted if equipment is :

– properly installed

– properly maintained

– doors are closed and secured

– covers are in place and secured

– no evidence of impending failure I

NFPA 2013 C & E 44FR -74 PI -

130.2(B)

Energized Electrical Work Permit

Required

• within the limited restricted approach boundary or the arc flash boundaryboundary or the arc flash boundary...

• or

• Interacting with an increased risk of exposure to an arc flash (closed equipment)

NFPA 2013 C & E 45

FR -75 PI - 36, 64, 171, 293, 364, 431

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130.2(B)(2)

Elements of Work Permit.

...

• 1) Description of the task, circuit and equipment to be worked on and their locationequipment to be worked on and their location

NFPA 2013 C & E 46

FR -76 PI - 475, 56, 57, 174

130.2(B)(3)Exemptions to Work Permit. [not required]

• testing, troubleshooting, voltage measuring

• thermography & visual inspection up to RAB

• access/egress with no electrical work RAB

• general housekeeping up to RAB

• No arc flash hazards based on risk assessment

• Informational notes added

NFPA 2013 C & E 47

FR -77 PI - 7, 37, 58, 240, 410, 418, 428, 432

130.4(C) [Approach for Shock]

• Prohibited boundary columns have been deleted

• Added a 250 Volt level for determining single phase system voltages in Table Note (a)p y g ( )

• Changed 100 Volts to 50 Volts in Table 130.4(C)(b) [DC]

NFPA 2013 C & E 48

FR - 82 PI - 19, 44, 100, 257

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130.5

Arc Flash Hazard Analysis Risk Assessment

• Exception: The requirements of 130.7(C)(15) and 130 7(C)(16) shall be permitted to beand 130.7(C)(16) shall be permitted to be used in lieu of determining the incident energy at the working distance.

NFPA 2013 C & E 49

FR -110 PI - 84, 173, 176, 234, 250, 254

130.5

• (A) Arc Flash Boundary and Personal Protective Equipment (PPE).

• One of the following methods shall be used for the determination of the arc flash boundary and the selection of personal protective equipment (PPE). Either, but not both, methods shall be permitted to be used on the same piece of equipment.

NFPA 2013 C & E 50

FR -110 PI - 84, 173, 176, 234, 250, 254

130.5

• (2) Hazard/Risk PPE Categories. The requirements of 130.7(C) (15) and 130.7(C) (16) shall be permitted to be used to determine the arc flash boundary and for the selection and use of personal and other protective equipment.

NFPA 2013 C & E 51

FR -110 PI - 84, 173, 176, 234, 250, 254

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130.5

• (C) (B) Equipment Labeling.– Nominal system voltage

– Arc flash boundary

• At least one of the following:g– Incident energy and working distance

– Minimum clothing arc rating

– Site-specific level of PPE

– PPE category for the equipment

NFPA 2013 C & E 52

FR -110 PI - 84, 173, 176, 234, 250, 254

130.5

• (C) (B) Equipment Labeling.

• ... Where the review of the arc flash hazard risk assessment identifies a change that renders the label inaccurate, the label shall ,be updated. The owner of the electrical equipment shall be responsible for the documentation, installation, and maintenance of the field-marked label.

NFPA 2013 C & E 53

FR -110 PI - 84, 173, 176, 234, 250, 254

130.6

(D) Conductive Articles Being Worn.

...shall not be worn within the restricted approach boundary or where they present anapproach boundary or where they present an electrical contact hazard with exposed energized electrical conductors or circuit parts.

NFPA 2013 C & E 54

FR -118 PI - 46

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130.6

• (H) Clear Spaces.

• Working space in front of electrical equipment required by other codes and standards shall not be used for storage.g

NFPA 2013 C & E 55

FR -188 PI -

130.6

• (N) Safety Interlocks.

• Provisions for qualified persons to defeat safety interlocks were moved fromsafety interlocks were moved from 130.3(B)(2 to 130.6(N)

NFPA 2013 C & E 56

FR -119 PI - 419

Table 130.7(C)(14)• Standards on Protective Equipment

– Edition dates were updated in Annexes

– 2 new standards added

• Standard Guide for Industrial Laundering of Flame, Thermal, and Arc Resistant Clothing ASTM F1449

• Standard Guide for Home Laundering Care and Maintenance of Flame, Thermal and Arc Resistant ClothingASTM F2757

NFPA 2013 C & E 57FR -114 PI - 356

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130.7(C)(15)

• A new task based Table 130.7(C)(15)(a) has been added to determine if an arc flash hazard exists for ac systems.

• A new task based Table 130 7(C)(15)(c) has• A new task based Table 130.7(C)(15)(c) has been added to determine if an arc flash hazard exists for dc systems.

• Yes or no

NFPA 2013 C & E 58

FR - 68 PI - 448, 449, 461, 22, 103, 180, 253, 261

130.7(C)(15)• A new equipment based Table

130.7(C)(15)(b) has been added for determining the arc flash PPE category for ac systems.

• A new equipment based Table 130.7(C)(15)(d) has been added for determining the arc flash PPE category for dc systems

NFPA 2013 C & E 59

FR - 68 PI - 448, 449, 461, 22, 103, 180, 253, 261

130.7(C)(15) (b) &(d)• Equipment based single categories ~ no 0

• The columns for rubber gloves and insulated tools have been deleted

• Arc Flash Boundaries have been rounded up t th t f tto the nearest foot

• Provisions for current limiting circuit breakers have been added

• Limited to 15 kV

NFPA 2013 C & E 60

FR - 68 PI - 448, 449, 461, 22, 103, 180, 253, 261

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130.7(D)

(1) Insulated Tools and Equipment

• Employees shall use insulated tools or handling equipment, or both, when working inside the limited restricted approachinside the limited restricted approach boundary of exposed energized electrical conductors or circuit parts where tools or handling equipment might make accidental contact.

NFPA 2013 C & E 61

FR -106 PI - 42

130.7(E)

• (2) Barricades

• ...Where the arc flash boundary is greater than the limited approach boundary, barricades shall not be placed closer than pthe arc flash boundary.

NFPA 2013 C & E 62

FR -107 PI - 38, 181

130.9

Underground Electrical Lines and Equipment

Relocated existing 110.5 to 130.9.

NFPA 2013 C & E 63

FR - 130 PI - 41, 165

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130.10 Cutting or Drilling.

• Employer to perform a risk assessment before cutting or drilling into equipment, floors, walls or structural elements to:

• (1) identify and mark the location of conductors cables raceways or equipment;conductors, cables, raceways, or equipment;

• (2) create an electrically safe work condition; and

• (3) identify safe work practices and PPE

NFPA 2013 C & E 64

FR -171 PI - 347

200.1(2) Informational Note

• Common industry practice is to provide date and overall condition of specific devices that have been tested and maintained in the field.

• This provides immediate indication of last pmaintenance date and if is was found acceptable

• This can assist the employee in the assessment.

NFPA 2013 C & E 65

FR - 154 PI - 313

200.1(4) Informational Note

• Added a reference to IEEE Std 3007.2-2010 IEEE Recommended Practice for the Maintenance of Industrial and Commercial Power Systems

NFPA 2013 C & E 66

FR - 154 PI - 313

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205.3

• General Maintenance Requirements

• ...The equipment owner shall be responsible for maintenance of the electrical equipment and documentation

NFPA 2013 C & E 67

FR -155 PI - 182, 473

205.15

• Overhead Line Clearances.

• For overhead electric lines under the employer’s control, grade elevation shall be maintained to preserve no less than the pminimum designed vertical and horizontal clearances necessary to minimize risk of unintentional contact

NFPA 2013 C & E 68

FR -161 PI - 301

250.4

• Test Instruments. Test Instruments and associated test leads used to verify the absence or presence of voltage shall be maintained to assure functional integrity. The maintenance program shall include functional verification as described in 110.4(A)(5).

NFPA 2013 C & E 69

FR -167 PI - 312

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320.2

• Prospective Fault Short-Circuit Current.

• The highest level of fault current that cancould theoretically occur at a point on a circuit. This is the fault current that can flow in the event of a zero impedance short circuit and if no protection devices operate.

NFPA 2013 C & E 70

FR - 97 PI - 278

320.3(A)

• Added a new requirement for a risk assessment related to battery systems

NFPA 2013 C & E 71

FR - 98 PI - 204, 279, 281, 282

Questions?Questions?

NFPA 2013 C & E