Insulation Resistance

Accurate Insulation Resistance Testing with the Megger MIT400 Series

June 8, 2012
Insulation Resistance, Megger

Megger’s MIT400 series testers are designed for electrical testing on power distribution facilities, commercial, domestic and telecommunication installations. These testers offer a wide range of functions and simple operation. They have selectable voltage outputs and dual digital/analog displays. Here is a comparison of the MIT400 series testers to help you decide which tester meets your needs.

What is the Purpose of a Guard Terminal?

January 9, 2012
Insulation Resistance, Megger

When making an insulation test, we tend to focus on the resistance of the actual insulator and we forget the resistance path on the outer surface of the insulating material. This surface resistance path can be very much part of our measurement and can dramatically affect the measured results.

Types of Megger Test Equipment

September 30, 2011
Insulation Resistance, Megger, Relay Test

If it been a while since you ran diagnostic tests on your equipment, then take time now to begin a regular schedule of maintenance. Regular maintenance and trouble shooting of your equipment saves time and money, and Protec has a large inventory of electrical testing equipment. Here are a few to get you started:

Accurate Insulation Resistance Assessments with Megger Test Equipment

April 28, 2011
Insulation Resistance, Megger

There are a lot of things that can go wrong when a cable is damaged by moisture or improper splicing. Short circuits, grounds, and possible electrical fires are a few of the Regular maintenance inspections of insulation helps reduce expenses on unexpected repairs and and harm to personnel.

A Safer Testing Method for Motor Winding Insulation

April 21, 2011
Hipot, Insulation Resistance, Rent Electrical Test Equipment

Bad insulation on motor windings can affect their performance and other equipment. The windings can short out or draw too much current from the power supply if undetected. You should test the windings regularly to detect issues that are just starting and let you correct the problem before it even causes the motor to fail.

Megger 210415 Insulation Tester for Rent

December 24, 2010
Insulation Resistance, Megger, Megohmmeter

A reliable tester used by electrical maintenance personnel is the Megger 210415 15kV Analog Megohmeter. It is an insulation test set used in measuring resistances on cable insulations and insulation of other electrical devices.

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