Test methods
Cable
- Fiber Optic Attenuation and Power Unreviewed
Fiber Optic Attenuation and Power is addressed in ANSI/NETA ATS-2025.
- Fiber Optic OTDR Testing Unreviewed
Fiber Optic OTDR Testing is addressed in ANSI/NETA ATS-2025.
- Time Domain Reflectometry Unreviewed
Time Domain Reflectometry is addressed in ANSI/NETA ATS-2025.
Control
- Control and Functional Verification Unreviewed
Control and Functional Verification is addressed in ANSI/NETA ATS-2025.
- Meter Accuracy Verification Unreviewed
Meter Accuracy Verification is addressed in ANSI/NETA ATS-2025.
- SCADA and Communication Verification Unreviewed
SCADA and Communication Verification is addressed in ANSI/NETA ATS-2025.
Dc
- Battery Capacity Load Test Unreviewed
Battery Capacity Load Test is addressed in ANSI/NETA ATS-2025.
- Battery Cell Voltage and Specific Gravity Unreviewed
Battery Cell Voltage and Specific Gravity is addressed in ANSI/NETA ATS-2025.
- Battery Charger Performance Unreviewed
Battery Charger Performance is addressed in ANSI/NETA ATS-2025.
- DC System Ground Detection Unreviewed
DC System Ground Detection is addressed in ANSI/NETA ATS-2025.
- Rectifier Converter Performance Unreviewed
Rectifier Converter Performance is addressed in IEEE 946-2020.
Inspection
- Visual and Mechanical Inspection Unreviewed
Visual and Mechanical Inspection is addressed in ANSI C12.1-2026.
Insulation
- Bushing Power Factor and Capacitance Unreviewed
Bushing Power Factor and Capacitance is addressed in ANSI/NETA ATS-2025.
- Cable Jacket Integrity Unreviewed
Cable Jacket Integrity is addressed in ANSI/NETA ATS-2025.
- Cable Tan Delta Unreviewed
Cable Tan Delta is addressed in ANSI/NETA ATS-2025.
- Capacitance Measurement Unreviewed
Capacitance Measurement is addressed in ANSI/NETA ATS-2025.
- Dielectric Frequency Response Unreviewed
Dielectric Frequency Response is addressed in ANSI/NETA ATS-2025.
- Dielectric Withstand Unreviewed
Dielectric Withstand is addressed in ANSI/NETA ATS-2025.
- Insulated Bearing Insulation Resistance Unreviewed
Insulated Bearing Insulation Resistance is addressed in ANSI/NETA ATS-2025.
- Insulation Power Factor Dissipation Factor Unreviewed
Insulation Power Factor Dissipation Factor is addressed in ANSI/NETA ATS-2025.
- Insulation Resistance Agent reviewed
Insulation resistance testing places a steady direct voltage across electrical insulation and reports the ratio of voltage to current, usually in megohms.
- Partial Discharge Offline Unreviewed
Partial Discharge Offline is addressed in ANSI/NETA ATS-2025.
- Partial Discharge Online Unreviewed
Partial Discharge Online is addressed in ANSI/NETA ATS-2025.
- Polarization Index and Dielectric Absorption Agent reviewed
The polarization index, like the dielectric absorption ratio, divides one insulation resistance reading by an earlier one from the same direct-voltage test.
- Power Factor Tip Up Unreviewed
Power Factor Tip Up is addressed in ANSI/NETA ATS-2025.
- PV Wet Insulation Resistance Unreviewed
PV Wet Insulation Resistance is addressed in ANSI/NETA ATS-2025.
- Surge Comparison Test Unreviewed
Surge Comparison Test is addressed in ANSI/NETA ATS-2025.
- Transformer Core Insulation Resistance Unreviewed
Transformer Core Insulation Resistance is addressed in ANSI/NETA ATS-2025.
- Vacuum Interrupter Integrity Unreviewed
Vacuum Interrupter Integrity is addressed in ANSI/NETA ATS-2025.
- Vacuum Interrupter MAC Test Unreviewed
Vacuum Interrupter MAC Test is addressed in ANSI/NETA ATS-2025.
Liquid
- Dissolved Gas Analysis Unreviewed
Dissolved Gas Analysis is addressed in ANSI/NETA ATS-2025.
- Gas Blanket Oxygen Content Unreviewed
Gas Blanket Oxygen Content is addressed in ANSI/NETA ATS-2025.
- Insulating Liquid Acid Number Unreviewed
The test method is named Insulating Liquid Acid Number.Value: Insulating Liquid Acid Number.
- Insulating Liquid Color Unreviewed
The test method is named Insulating Liquid Color.Value: Insulating Liquid Color.
- Insulating Liquid Dielectric Breakdown Unreviewed
Insulating Liquid Dielectric Breakdown is addressed in ANSI/NETA ATS-2025.
- Insulating Liquid Interfacial Tension Unreviewed
The test method is named Insulating Liquid Interfacial Tension.Value: Insulating Liquid Interfacial Tension.
- Insulating Liquid Power Factor Unreviewed
The test method is named Insulating Liquid Power Factor.Value: Insulating Liquid Power Factor.
- Insulating Liquid Quality Tests Unreviewed
Insulating Liquid Quality Tests is addressed in ANSI/NETA ATS-2025.
- Insulating Liquid Sampling Unreviewed
Insulating Liquid Sampling is addressed in ANSI/NETA ATS-2025.
- Insulating Liquid Visual Examination Unreviewed
The test method is named Insulating Liquid Visual Examination.Value: Insulating Liquid Visual Examination.
- Insulating Liquid Water Content Unreviewed
The test method is named Insulating Liquid Water Content.Value: Insulating Liquid Water Content.
- SF6 Gas Quality Unreviewed
SF6 Gas Quality is addressed in ANSI/NETA ATS-2025.
Operation
- Circuit Breaker Timing and Travel Unreviewed
Circuit Breaker Timing and Travel is addressed in ANSI/NETA ATS-2025.
- Network Protector Mechanism Tests Unreviewed
Network Protector Mechanism Tests is addressed in ANSI/NETA ATS-2025.
- Recloser and Sectionalizer Operation Unreviewed
Recloser and Sectionalizer Operation is addressed in ANSI/NETA ATS-2025.
- Trip and Close Coil Minimum Pickup Unreviewed
Trip and Close Coil Minimum Pickup is addressed in ANSI/NETA ATS-2025.
Protection
- Arc Energy Reduction Performance Unreviewed
Arc Energy Reduction Performance is addressed in ANSI/NETA ATS-2025.
- Ground Fault Protection Performance Unreviewed
Ground Fault Protection Performance is addressed in ANSI/NETA ATS-2025.
- Motor Overload Relay Trip Unreviewed
Motor Overload Relay Trip is addressed in ANSI/NETA ATS-2025.
- Primary Current Injection Trip Test Unreviewed
Primary Current Injection Trip Test is addressed in ANSI/NETA ATS-2025.
- Protective Relay Element Tests Unreviewed
Protective Relay Element Tests is addressed in ANSI/NETA ATS-2025.
- Relay 21 Distance Test Unreviewed
Relay 21 Distance Test is addressed in ANSI/NETA ATS-2025.
- Relay 25 Sync Check Test Unreviewed
Relay 25 Sync Check Test is addressed in ANSI/NETA ATS-2025.
- Relay 27 Undervoltage Test Unreviewed
Relay 27 Undervoltage Test is addressed in ANSI/NETA ATS-2025.
- Relay 32 Directional Power Test Unreviewed
Relay 32 Directional Power Test is addressed in ANSI/NETA ATS-2025.
- Relay 40 Loss of Field Test Unreviewed
Relay 40 Loss of Field Test is addressed in ANSI/NETA ATS-2025.
- Relay 46 Current Balance Test Unreviewed
Relay 46 Current Balance Test is addressed in ANSI/NETA ATS-2025.
- Relay 46n Negative Sequence Test Unreviewed
Relay 46n Negative Sequence Test is addressed in ANSI/NETA ATS-2025.
- Relay 47 Phase Sequence Test Unreviewed
Relay 47 Phase Sequence Test is addressed in ANSI/NETA ATS-2025.
- Relay 49r Thermal Replica Test Unreviewed
Relay 49r Thermal Replica Test is addressed in ANSI/NETA ATS-2025.
- Relay 49t Temperature Test Unreviewed
Relay 49t Temperature Test is addressed in ANSI/NETA ATS-2025.
- Relay 50 Instantaneous Overcurrent Test Unreviewed
Relay 50 Instantaneous Overcurrent Test is addressed in ANSI/NETA ATS-2025.
- Relay 50bf Breaker Failure Test Unreviewed
Relay 50bf Breaker Failure Test is addressed in ANSI/NETA ATS-2025.
- Relay 51 Time Overcurrent Test Unreviewed
Relay 51 Time Overcurrent Test is addressed in ANSI/NETA ATS-2025.
- Relay 55 Power Factor Test Unreviewed
Relay 55 Power Factor Test is addressed in ANSI/NETA ATS-2025.
- Relay 59 Overvoltage Test Unreviewed
Relay 59 Overvoltage Test is addressed in ANSI/NETA ATS-2025.
- Relay 60 Voltage Balance Test Unreviewed
Relay 60 Voltage Balance Test is addressed in ANSI/NETA ATS-2025.
- Relay 63 Sudden Pressure Test Unreviewed
Relay 63 Sudden Pressure Test is addressed in ANSI/NETA ATS-2025.
- Relay 64 Ground Detector Test Unreviewed
Relay 64 Ground Detector Test is addressed in ANSI/NETA ATS-2025.
- Relay 67 Directional Overcurrent Test Unreviewed
Relay 67 Directional Overcurrent Test is addressed in ANSI/NETA ATS-2025.
- Relay 79 Reclosing Test Unreviewed
Relay 79 Reclosing Test is addressed in ANSI/NETA ATS-2025.
- Relay 81 Frequency Test Unreviewed
Relay 81 Frequency Test is addressed in ANSI/NETA ATS-2025.
- Relay 85 Pilot Wire Monitor Test Unreviewed
Relay 85 Pilot Wire Monitor Test is addressed in ANSI/NETA ATS-2025.
- Relay 87 Differential Test Unreviewed
Relay 87 Differential Test is addressed in ANSI/NETA ATS-2025.
- Relay Time-Delay Timing Test Unreviewed
Relay Time-Delay Timing Test is addressed in ANSI/NETA ATS-2025.
- Relay Volts per Hertz Test Unreviewed
Relay Volts per Hertz Test is addressed in ANSI/NETA ATS-2025.
- Surge Arrester and SPD Tests Unreviewed
Surge Arrester and SPD Tests is addressed in ANSI/NETA ATS-2025.
- Trip Unit Secondary Injection Unreviewed
Trip Unit Secondary Injection is addressed in ANSI/NETA ATS-2025.
- Zone Selective Interlocking Unreviewed
Zone Selective Interlocking is addressed in ANSI/NETA ATS-2025.
Ratio
- CT Excitation and Saturation Unreviewed
CT Excitation and Saturation is addressed in ANSI/NETA ATS-2025.
- Current Circuit Injection Unreviewed
Current Circuit Injection is addressed in ANSI/NETA ATS-2025.
- Instrument Transformer Burden Unreviewed
Instrument Transformer Burden is addressed in ANSI/NETA ATS-2025.
- Instrument Transformer Ratio and Phase Angle Unreviewed
Instrument Transformer Ratio and Phase Angle is addressed in ANSI/NETA ATS-2025.
- Instrument Transformer Secondary Grounding Unreviewed
Instrument Transformer Secondary Grounding is addressed in ANSI/NETA ATS-2025.
- Leakage Reactance Unreviewed
Leakage Reactance is addressed in ANSI/NETA ATS-2025.
- Polarity Test Unreviewed
Polarity Test is addressed in ANSI/NETA ATS-2025.
- Sweep Frequency Response Analysis Unreviewed
Sweep Frequency Response Analysis is addressed in ANSI/NETA ATS-2025.
- Transformer Excitation Current Unreviewed
Transformer Excitation Current is addressed in ANSI/NETA ATS-2025.
- Transformer Turns Ratio Unreviewed
Transformer Turns Ratio is addressed in ANSI/NETA ATS-2025.
Renewables
- PV I-V Curve Tracing Unreviewed
PV I-V Curve Tracing is addressed in ANSI/NETA ATS-2025.
- PV String Voc and Isc Unreviewed
PV String Voc and Isc is addressed in ANSI/NETA ATS-2025.
Resistance
- Battery Intercell Connection Resistance Unreviewed
Battery Intercell Connection Resistance is addressed in ANSI/NETA ATS-2025.
- Battery Internal Ohmic Measurement Unreviewed
Battery Internal Ohmic Measurement is addressed in ANSI/NETA ATS-2025.
- Bolted Connection Resistance Unreviewed
Bolted Connection Resistance is addressed in ANSI/NETA ATS-2025.
- Commutator Bar to Bar Resistance Unreviewed
Commutator Bar to Bar Resistance is addressed in ANSI/NETA ATS-2025.
- Contact Resistance Unreviewed
Contact Resistance is addressed in ANSI/NETA ATS-2025.
- Continuity and Shield Continuity Unreviewed
Continuity and Shield Continuity is addressed in ANSI/NETA ATS-2025.
- Dynamic Contact Resistance Unreviewed
Dynamic Contact Resistance is addressed in ANSI/NETA ATS-2025.
- Dynamic Winding Resistance Unreviewed
Dynamic Winding Resistance is addressed in ANSI/NETA ATS-2025.
- Field Pole Voltage Drop Unreviewed
Field Pole Voltage Drop is addressed in ANSI/NETA ATS-2025.
- Fuse Resistance Unreviewed
Fuse Resistance is addressed in ANSI/NETA ATS-2025.
- Ground Electrode Resistance Unreviewed
Ground Electrode Resistance is addressed in ANSI/NETA ATS-2025.
- Grounding Point to Point Continuity Unreviewed
Grounding Point to Point Continuity is addressed in ANSI/NETA ATS-2025.
- Resistor and Coil Resistance Unreviewed
Resistor and Coil Resistance is addressed in ANSI/NETA ATS-2025.
- RTD Circuit Verification Unreviewed
RTD Circuit Verification is addressed in ANSI/NETA ATS-2025.
- Winding Resistance Unreviewed
Winding Resistance is addressed in ANSI/NETA ATS-2025.
Rotating
- Motor Current Signature Analysis Unreviewed
Motor Current Signature Analysis is addressed in ANSI/NETA ATS-2025.
- Motor Run Test Under Load Unreviewed
Motor Run Test Under Load is addressed in ANSI/NETA ATS-2025.
- Motor Vibration Analysis Unreviewed
Motor Vibration Analysis is addressed in ANSI/NETA ATS-2025.
- Synchronous Machine Field Application Unreviewed
Synchronous Machine Field Application is addressed in ANSI/NETA ATS-2025.
Survey
- EMF Survey Unreviewed
EMF Survey is addressed in ANSI/NETA ATS-2025.
- Infrared Thermographic Survey Unreviewed
Infrared Thermographic Survey is addressed in ANSI/NETA ATS-2025.
System
- Constant Current Regulator Output Unreviewed
Constant Current Regulator Output is addressed in FAA AC 150/5345-10H.
- Energization Checks Unreviewed
Energization Checks is addressed in ANSI/NETA ECS-2024.
- Engine Generator Load and Performance Unreviewed
Engine Generator Load and Performance is addressed in ANSI/NETA ATS-2025.
- Engine Generator Safety Shutdowns Unreviewed
Engine Generator Safety Shutdowns is addressed in ANSI/NETA ATS-2025.
- Phase Rotation and Phasing Unreviewed
Phase Rotation and Phasing is addressed in ANSI/NETA ATS-2025.
- Power Quality and Harmonic Survey Unreviewed
Power Quality and Harmonic Survey is addressed in ANSI/NETA ATS-2025.
- System Function Testing Unreviewed
System Function Testing is addressed in ANSI/NETA ATS-2025.
- UPS Functional and Transfer Tests Unreviewed
UPS Functional and Transfer Tests is addressed in ANSI/NETA ATS-2025.