Related Manuals for Megger PAM420
Summarization of Contents
General Information and Power
Product Description
Overview of the PAM410/420 phase angle meter and multi-function meter capabilities.
Power Supply and Charging
Details on mains adapter, battery power, auto-off features, and battery charging process.
Safety Precautions and Symbols
Essential Safety Instructions
Critical warnings and instructions for safe operation and maintenance of the instrument.
Instrument Symbols Explained
Explanations of safety and operational symbols found on the instrument and in documentation.
Instrument Panel Layouts
Front and Top Panel Overview
Detailed description of the front and top panels, including buttons, inputs, and indicators.
Phase Angle Measurement Guide
General Application of Phase Angle Measurement
Introduces the general application and principles of phase angle measurements with the instrument.
Phase Angle: Voltages N-L1 vs N-L2
Instructions for measuring phase angle between voltages N-L1 and N-L2.
Phase Angle: Voltages N-L1 vs L3-L2
Instructions for measuring phase angle between voltages N-L1 and L3-L2.
Phase Angle: Voltages N-L1 vs L2-L3
Instructions for measuring phase angle between voltages N-L1 and L2-L3.
Phase Angle: Voltages L1-N vs L3-L2
Instructions for measuring phase angle between voltages L1-N and L3-L2.
Phase Angle: Voltage N-L1 vs Current L1
Instructions for measuring phase angle between voltage N-L1 and current L1.
Secondary Testing of Relay Protection Systems
Using the phase angle meter for secondary testing of relay protection systems.
Directional Testing of Relay Protection Systems
Utilizing phase angle for directional testing of relay protection systems.
Timing Measurement Functions (PAM420)
Activating Timing via Voltage Sense
How to activate timing measurements using voltage presence or absence detection.
Activating Timing via Contact Sense
How to activate timing measurements using contact sense (closing/open).
PAM420: Key Measurement Functions
Voltage Measurement Types
Covers single and dual voltage measurements, including frequency.
Current Measurement Types
Details on single and dual current measurements.
Voltage and Current Measurement Combinations
Procedures for measuring phase between voltage and current inputs.
Two Currents Measurement
Specific example of measuring phase angle between two current inputs.
Instrument Calibration Procedures
Standard Calibration Process
Step-by-step guide for performing standard calibration of the instrument.
Post-Calibration Check Procedures
Procedures to verify calibration accuracy for voltage, current, and phase angle.
Timer Functionality Check
Method for checking the timer accuracy against an external timer.
Technical Specifications
PAM410/420 Detailed Specifications
Comprehensive list of specifications including environment, general, measurement, and timer details.
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