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2026 Statistics

Key Facts: NETA ETT Level 1 Exam

ANSI/NETA ETT Levels

ANSI/NETA ETT-2026

By Employer

Level 1 Exam Delivery

NETA / Pearson VUE

HS/GED

Level 1 Education Prereq

ANSI/NETA ETT

Direct

Required Supervision

ANSI/NETA ETT (Level 3 or 4)

Dec 1 2025

ETT-2026 ANSI Approved

NETA World Journal 2026

NAC

Employer Required

NETA Technician Certification

~2 years

Typical to Level 2

ANSI/NETA ETT guidance

100

Practice Questions

OpenExamPrep

Per ANSI/NETA ETT, the Level 1 exam is administered by the employing NETA Accredited Company (not Pearson VUE), with a high school diploma or GED as the primary prerequisite. Level 1 trainees must work under direct supervision of a Level 3 or Level 4 technician and focus on safety (NFPA 70E), PPE, basic test instruments (DMM, clamp ammeter, megohmmeter), and low-voltage equipment identification while building toward the roughly 2,000 hours of qualifying experience typical for Level 2.

Sample NETA ETT Level 1 Practice Questions

Try these sample questions to test your NETA ETT Level 1 exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which standard defines the minimum qualifications and certification requirements for NETA Electrical Testing Technicians?

A.ANSI/NETA ATS

B.ANSI/NETA ETT

C.NFPA 70B

D.IEEE 3007.2

Explanation: ANSI/NETA ETT is the Standard for Certification of Electrical Testing Technicians. It defines the four levels of classification, prerequisites, and knowledge/skill requirements. The current edition (ANSI/NETA ETT-2026) was ANSI-approved December 1, 2025.

2A Level 1 Trainee Technician is permitted to perform simple measurements under what supervision?

A.No supervision is required

B.Direct supervision of a Level 2 Certified Assistant

C.Direct supervision of a Level 3 Certified Technician or Level 4 Senior Certified Technician

D.Phone supervision only

Explanation: Per ANSI/NETA ETT, a Level 1 Trainee is not a fully certified technician and must work under the direct supervision of a Level 3 Certified Technician or a Level 4 Senior Certified Technician. Level 2 Certified Assistants cannot supervise trainees because they themselves require supervision.

3What is the minimum education prerequisite listed in ANSI/NETA ETT for Level 1 Trainee Technician classification?

A.Bachelor's degree in electrical engineering

B.Associate degree in electronics

C.High school diploma or GED

D.Journeyman electrician license

Explanation: ANSI/NETA ETT lists the education prerequisite for Level 1 as a high school diploma or GED. Level 1 is the entry-level gateway into the electrical testing industry and does not require prior electrical certification.

4NFPA 70E defines the boundary that unqualified persons may not cross without an escort or PPE as the:

A.Restricted Approach Boundary

B.Limited Approach Boundary

C.Arc Flash Boundary

D.Prohibited Approach Boundary

Explanation: The Limited Approach Boundary is the shock-protection boundary crossed only by qualified persons or unqualified persons who have been advised and escorted. The Restricted Approach Boundary is closer to the exposed conductor and only qualified persons wearing appropriate PPE may cross it.

5Which document provides the arc flash PPE category method tables used when an incident energy analysis has not been performed?

A.OSHA 1910.147

B.NFPA 70E

C.NEC Article 240

D.IEEE 1584

Explanation: NFPA 70E provides the arc-flash PPE category tables (Tables 130.7(C)(15)(a), (b), (c)) that may be used when an incident energy analysis has not been performed, along with equipment and task parameter limits.

6A digital multimeter (DMM) rated CAT III 600 V is being used to measure across the line side of a 480 V switchboard service. Is this rating appropriate?

A.Yes, CAT III 600 V is appropriate for distribution-level measurements

B.No, CAT II is required for this application

C.No, only CAT IV 1000 V is ever acceptable inside a building

D.Yes, but only if the leads are CAT II

Explanation: CAT III 600 V is rated for distribution-level measurements, including building feeders, switchboards, and three-phase distribution within a facility. The transient-withstand rating ensures the meter can survive surges expected at that location.

7Before using a voltage tester to confirm a de-energized state, a technician must:

A.Calibrate the tester against OSHA standards

B.Verify the tester is working on a known live source, test the conductors, then re-verify on the known live source

C.Wait 30 minutes for any residual voltage to dissipate

D.Remove all PPE so the test leads contact cleanly

Explanation: The NFPA 70E live-dead-live (test-before-touch) procedure requires verifying the tester on a known energized source, testing the conductors expected to be de-energized, then re-verifying on the known source to confirm the tester did not fail during the test.

8A clamp-on ammeter measures current by:

A.Sensing the magnetic field around the conductor

B.Measuring voltage drop across a shunt resistor

C.Breaking the circuit and connecting in series

D.Reading the conductor's resistance with the clamp closed

Explanation: A clamp-on ammeter (clamp meter) measures current by detecting the magnetic field around the conductor, usually via a current transformer (AC) or a Hall-effect sensor (AC/DC). This allows non-intrusive measurement without breaking the circuit.

9A 500 V insulation resistance (megohmmeter) test on a 480 V motor reads 2 megohms. According to the general IEEE 43 rule of thumb (1 megohm per kV plus 1 megohm, minimum), this reading is:

A.Acceptable and typical for a new motor

B.Below the minimum recommended value and warrants further investigation

C.A short circuit requiring immediate replacement

D.Indicative of excellent insulation

Explanation: The older IEEE 43 rule of thumb requires at least (kV + 1) megohms at 40 degrees C — so for a 480 V machine, about 1.5 megohms is the floor for acceptability, but 2 megohms is still low and warrants investigation. Modern IEEE 43 uses a minimum of 100 megohms for pre-1970 and higher values for newer insulation systems.

10In a typical low-voltage circuit breaker, what does the 'AIC' rating represent?

A.Allowable Instantaneous Current

B.Ampere Interrupting Capacity

C.Adjustable Instantaneous Curve

D.Accepted Inrush Current

Explanation: AIC stands for Ampere Interrupting Capacity — the maximum short-circuit current the breaker can safely interrupt without damage at its rated voltage. A breaker applied on a system with available fault current exceeding its AIC is dangerously misapplied.

About the NETA ETT Level 1 Exam

NETA ETT Level 1 (Trainee Technician) is the entry-level gateway into the electrical power testing industry. Level 1 trainees assist higher-level NETA Certified Technicians, perform simple measurements and tests under direct supervision, and learn safety, instrumentation, and low-voltage equipment identification while accumulating documented field experience required to advance to Level 2.

Assessment

Administered by employer (NETA Accredited Company) per ANSI/NETA ETT

Time Limit

Per employer procedures (typical 2 hours)

Passing Score

Per employer; ANSI/NETA ETT scoring model applies at Levels 2-4

Exam Fee

Set by employer (NETA Accredited Company); Pearson VUE fee applies at Levels 2-4 (NETA Accredited Company (employer) per ANSI/NETA ETT)

NETA ETT Level 1 Exam Content Outline

~35%

Safety, Standards, and LOTO

NFPA 70E approach boundaries, arc flash basics, OSHA 1910.147 lockout/tagout, 1910.269, qualified-person requirements, temporary protective grounds, and job briefings.

~20%

Arc Flash and PPE

Arc-rated clothing ratings (ATPV, EBT), PPE categories, rubber insulating glove classes (ASTM D120), arc flash labels, and NFPA 70E risk assessment basics.

~20%

Basic Test Instruments

DMM CAT ratings, live-dead-live test-before-touch procedure, clamp-on ammeters, megohmmeter basics, polarization index fundamentals, and phase rotation testing.

~15%

LV Equipment and Components

Molded-case and thermal-magnetic circuit breakers, fuse classes, NEMA enclosure ratings, surge protective devices, and basic motor/transformer identification.

~10%

Electrical Theory and Diagrams

Ohm's Law, three-phase voltage relationships, grounding vs. grounded conductors, one-line diagrams, common US voltage systems (208Y/120, 480Y/277).

How to Pass the NETA ETT Level 1 Exam

What You Need to Know

Passing score: Per employer; ANSI/NETA ETT scoring model applies at Levels 2-4
Assessment: Administered by employer (NETA Accredited Company) per ANSI/NETA ETT
Time limit: Per employer procedures (typical 2 hours)
Exam fee: Set by employer (NETA Accredited Company); Pearson VUE fee applies at Levels 2-4

Keys to Passing

Complete 500+ practice questions
Score 80%+ consistently before scheduling
Focus on highest-weighted sections
Use our AI tutor for tough concepts

NETA ETT Level 1 Study Tips from Top Performers

1Internalize the NFPA 70E live-dead-live (test-before-touch) procedure — it is the single most tested Level 1 topic.

2Memorize rubber insulating glove classes per ASTM D120 (Class 00 = 500 V, 0 = 1 kV, 1 = 7.5 kV, 2 = 17 kV, 3 = 26.5 kV, 4 = 36 kV).

3Know the four ANSI/NETA standards by purpose: ATS (acceptance, new equipment), MTS (maintenance, in-service), ECS (commissioning), ETT (technician certification).

4Practice identifying CAT ratings on DMMs and matching them to the location (CAT III for distribution, CAT IV for service entrance).

5Understand PI (polarization index) and DAR (dielectric absorption ratio) — both are common Level 1 conceptual questions.

6Drill OSHA LOTO sequence (notify, prepare, shutdown, isolate, lockout, release stored energy, verify) until it is automatic.

7Recognize ANSI device numbers conceptually at Level 1 (50 = instantaneous OC, 51 = time OC, 87 = differential) — full depth comes at Levels 2-3.

8Read real inspection reports and test forms — Level 1 questions often test recognition of standard terminology and workflow rather than numeric calculation.

Frequently Asked Questions

Who administers the NETA ETT Level 1 exam?

Per ANSI/NETA ETT and the NETA website, Level 1 is administered 'by employer' — a NETA Accredited Company assesses trainees internally. Only Levels 2, 3, and 4 are delivered through Pearson VUE test centers.

What are the prerequisites for NETA Level 1 Trainee Technician?

The primary prerequisite per ANSI/NETA ETT is a high school diploma or GED, plus employment by a NETA Accredited Company (or NETA Approved Military Organization). Trainees work under the direct supervision of a Level 3 Certified Technician or Level 4 Senior Certified Technician.

What does a NETA Level 1 Trainee actually do on a job site?

Per ANSI/NETA ETT, Level 1 duties include assisting higher-level technicians, pre- and post-test sequence assembly and disassembly, and performing simple measurements and/or tests under direct supervision. Level 1 trainees are not fully certified and cannot perform complex testing or supervise other technicians.

How long does it take to become eligible for NETA Level 2 after Level 1?

Typical ANSI/NETA ETT guidance is about 2 years of documented related experience (roughly 2,000 hours of qualifying field time) before a trainee is eligible to sit for the Level 2 Certified Assistant Technician exam. Technical education credits can offset part of this per the standard.

Do I need to be employed at a NETA Accredited Company to get certified?

Yes. Per NETA, certification exams are only available to technicians employed by a NETA Accredited Company (or NETA Approved Military Organization). If you are not employed by one, NETA suggests searching the NETA Accredited Company directory for employment opportunities.

What references should Level 1 trainees study?

Key references include ANSI/NETA ETT (free download from NETA), NFPA 70E (Standard for Electrical Safety in the Workplace), NFPA 70 (NEC), ANSI/NETA ATS and MTS (acceptance and maintenance testing), IEEE 43 (insulation resistance), and manufacturer instruction manuals for test instruments.

What was updated in ANSI/NETA ETT-2026?

Per the NETA World Journal, the revision of ANSI/NETA ETT-2022 was approved by ANSI on December 1, 2025 and released at PowerTest 2026. Key updates include a revised Detailed Content Outline (DCO) for ETT Levels 2 through 4 and clarifications on qualifications and certification requirements.

What's the most important safety standard for a Level 1 trainee?

NFPA 70E (Standard for Electrical Safety in the Workplace) is the everyday safety standard — covering approach boundaries, arc flash, PPE, and energized work permits. OSHA 1910.147 (lockout/tagout), 1910.269 (utility work), and 1910.332 (qualified persons) are the related federal rules. NETA expects trainees to internalize these.