API-SIEE Exam Questions (V8.02) – Your Comprehensive Resource to Prepare for the Source Inspector Electrical Equipment API-SIEE Certification

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1. What is an insulation resistance test?

A test that determines the adequacy of electrical insulation for the normally occurring over voltage transient

A test that determines the corrosive contaminants around the conductors, terminal spacing problems, and tolerance errors in cables

A spot overvoltage test which uses an applied DC voltage to measure ohms

A test that determines the voltage that electrical insulation can withstand during normal operation

2. What document is used for petroleum and chemical industry premium-efficiency, severe-duty, totally enclosed fan-cooled TEFC squirrel cage induction motors up to and including 370 kW 500 hp?

API 546

IEEE 141

IEEE 841

NFPA 70

3. According to API 541, when shall the vendor provide calculated data from the final witness testing?

Two weeks following testing

Upon request

At time of final shipment

Immediately upon completion of testing

4. According to NEMA ICS 2, a provision for pad locking shall be provided:

on the door to prevent opening the combination starter door.

on the external operating handle.

on the wireway to prevent opening the wireway on the motor control center.

on the rear door of the low voltage motor control center.

5. According to NFPA 70, abrasion protection shall be applied to what component where it passes through metal?

Conductor insulation

Rigid conduit

Secondary circuits

Semi-rigid conduit

6. This device is a(n):

micrometer.

digital caliper.

vernier caliper.

engineer's scale.

7. Which of the following is primarily concerned with providing confidence that quality requirements will be fulfilled rather than detection and curing of problems?

Inspection

Quality control

Quality planning

Quality assurance

8. According to NFPA 70, an insulated conductor used within a switchboard or switchgear shall be rated not less than the voltage applied to it and:

water proof.

flame retardant.

totally enclosed.

grounded.

9. According to API RP 540, threaded conduit joints for explosionproof connections should be made with at least how many fully engaged threads?

2

3

4

5

10. Inspections, examinations, and tests must be performed in accordance with the source Inspection Test Plan, project specification, applicable codes and standards and meet:

published catalog data.

manufacturer's standard.

the applicable acceptance criteria.

commonly accepted industry practice.

11. According to API 541, the combined runout for areas on the shaft that are to be observed by radial vibration probes shall not exceed:

the maximum vibration amplitude specified in the manufacturer's test criteria.

12.7 µm 0.5 mils.

10% of allowed unfiltered peak to peak vibration amplitude or 3.2 µm 0.125 mils, whichever is greater.

25% of allowed unfiltered peak to peak vibration amplitude or 6.4 µm 0.25 mils, whichever is greater.

12. According to IEEE 841, terminal boxes for voltages above 1000 V or for frame sizes exceeding 449T at 1000 V shall be provided with:

integrally designed grounding lugs.

permanent locking mechanism.

corrosion-resistant replaceable automatic drainage fitting.

corrosion-resistant non-sparking coating.

13. What is the purpose of a clamp meter?

To measure the magnetic field around a conductor

To test that the electrical equipment maximum temperature does not exceed the ignition temperature of gases in the environment

To externally measure the sum of the current flowing through the cable

To verify the process temperature and the equipment temperature have the same Class 1 rating

14. Machine vibration measurement using non contacting probes are taken:

on horizontal, vertical and the axial directions on the baseplate.

on the shaft at 1.2 times the running speed.

on the frame during residual unbalance with the feet unclamped.

on horizontal, vertical and the axial directions on the bearing housings.

15. According to API 541, determination of efficiency and power, locked-rotor current, power factor, torque, full-load current and slip are some of the tests verified when performing a:

complete test.

compliance test.

design test.

routine test.

16. According to NETA, for low voltage cables a visual inspection must verify that:

color codes comply with IEEE requirements.

the shield on power cables is properly grounded.

connections are in accordance with the single-line diagram.

all cables are connected to terminals via ring tongue lugs.

17. According to API 541, totally enclosed machines TEFC, TEPV, TEWAC, and TEAAC are equipped with which of the following?

Low-point drain

Heat exchanger cooling fan

Bearing RTDs

Surge protectors

18. NEMA rated motor controllers require a minimum range of conductor sizes for a specific size controller.

Which of the following conductor sizes is appropriate for a Size 2 controller?

2/0 AWG -250MCM at 60°C rated cable and 2/0 AWG -350MCM at 75°C rated cable

2-2/0 AWG at 60°C rated cable and 2-4/0 AWG at 75°C rated cable

10-2/0 AWG at 60°C rated cable and 10-4/0 AWG at 75°C rated cable

10-4 AWG at 60°C rated cable and 10-6 AWG at 75°C rated cable

19. What standard defines the maximum number of conductors permitted in outlets, devices and

junction boxes, and conduit bodies?

NFPA 70

IEEE 112

IEC 60079 series

NEMA 250

20. What is the purpose of labeling the temperature range on electrical equipment used in a Class I hazardous area?

To verify the process temperature and the equipment temperature have the same Class I rating

To ensure that the equipment maximum temperature does not exceed the autoignition temperature of the specific gas or vapor to be encountered

To ensure the equipment is compatible with the other Class I devices

To verify the maximum process temperature does not exceed high levels

21. Circuit breakers over 1000 V equipped with stored energy mechanisms shall perform which of the following functions?

Indicate whether power is available to the circuit breaker

Identify the presence of fault current flow through the circuit breaker

Locate the position of the charging mechanism

Prevent the release of the stored energy unless the mechanism has been fully charged

22. The insulation resistance test uses what type of applied voltage?

AC

DC

Half-wave pulsating

Full-wave rectified

23. According to ANSI/NETA/ATS, when performing a dielectric withstand test on each bus section, the test voltage shall be applied for how long?

One second

One minute

One hour

One day

24. Apparent power is measured in:

mhos.

vars.

volt-amperes.

watts.

25. According to API 541, exterior surfaces, with the exception of machined surfaces or corrosion resistant material, shall be coated with which of the following?

Heavy shipping grease

Oil soluble rust preservative

Vendor's standard paint

Inorganic zinc

26. According to API 541, subsequent to completion of manufacture and testing, the vendor shall revise and resubmit the previously supplied purchase data including all the following except:

rotor-balance report.

operating manual.

as-built data sheet.

shop test data.

27. Which of the following tools is used for inspection of coating?

Dry film thickness DFT

Digital surface profile gauge

Surface profile replica tape

Ultrasonic thickness meter

28. What is an inspection waiver?

Permission to proceed with production or shipment without having a purchaser inspection representative present

Permission to proceed with production or shipment without the source inspector present at a hold point

Permission to proceed with manufacturing or fabrication before a nonconformance release has been issued

Permission to proceed with manufacturing or fabrication pending resolution of a nonconformance report because of a critical schedule

29. What document provides information on design and installation of electrical systems for fixed and floating offshore petroleum facilities for unclassified and Class I, Zone 0, Zone 1 and Zone 2 locations?

NFPA 70

IEEE 841

API RP 14F

API RP 14FZ

30. According to API 541, when specified, shipping preparations shall make the equipment suitable for outdoor storage from the time of shipment for at least:

three months.

six months.

nine months.

twelve months.

31. What is the common industry term used for the dielectric withstand test?

Hipot test

Voltage test

Current test

Capacitor microfarad dielectric test

32. According to ANSI C57.12, the average winding temperature rise above ambient temperature shall not exceed what value?

65°C

70°C

80°C

90°C

33. According to API 541, for the bearing temperature rise test, motor bearing stable temperature is defined:

by the manufacturer's FAT procedure.

as a change of not more than 1°C in 30 minutes.

as a rise of not more than 1°C in one hour.

as a rise of not more than 2°C in one hour.

34. Deviations from specifications must be approved by the:

manufacturer's engineer.

vendor's quality manager.

inspection coordinator.

responsible engineer.

35. Who should the Source Inspector notify if they believe that product quality may be compromised by schedule pressures?

Master Scheduler

The inspection coordinator

The shop QA Manager

Project Manager

36. According to NFPA 70, installed conductor insulation temperature rating shall be a required marking on what type of system?

Metallic busways

Nonmetallic auxiliary gutters

Sheet metallic auxiliary gutters

Non-metallic busways

37. What is an advantage of the Insulation Resistance test?

It is non-destructive in nature.

It is not affected by higher moisture content in the air.

It is not affected by increases in joint temperature.

It can be conducted above the breakdown voltage of the insulation.

38. As part of a purchase order, what type of documents typically supplement industry standards?

Supplier Quality Standards

Manufacturing Standards

Material Test Reports

Client Standards

39. Final inspection and shipping preparations of switchgear typically consists of verifying all of the following except:

all final manufacturing and drawing issues are closed.

correct engraving of unit and master nameplates.

visual inspection of packaging requirements.

all items on the manufacturer's QC checkout are signed off.

40. Any reports, such as Material Test Reports, that have been modified or corrected should be:

accepted after clarification.

cause for immediate rejection.

rejected at the discretion of the source inspector.

accepted after signatures are verified.

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