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2 min read
Requirements for retrofilling transformers with MIDEL fluids?
ANSWER: There are four main steps to follow to retrofill transformers with ester fluids, as follows: 1. Set up retrofilling plant Follow ...
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1 min read
Is interfacial tension a meaningful property for MIDEL fluids?
ANSWER: Interfacial Tension (IFT) is routinely used as an indicator of polar contaminants in mineral oil and can be directly related to oil ...
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Can Midel ester fluids fix existing transformer insulation issues?
ANSWER: No. MIDEL fluids cannot “regenerate” insulation materials. Degradation of the solid cellulose insulation in transformers ...
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Eco Friendly Energy with Transformer Ester Fluids
Environmentally friendly energy production The growth and popularity of wind, solar, hydro, wave/marine power continues year on year. These ...
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How do you process and handle used transformer ester fluids?
ANSWER: Depending on their condition, Midel fluids can be reprocessed and reclaimed using similar equipment and methods to mineral oil. ...
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2 min read
What is the Power Factor of MIDEL ester fluids?
ANSWER: Power factor is the ratio of resistance current to capacitance current in an insulation system. In new mineral oil transformers ...
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3 min read
How to Maintain a Qualitrol AKM OTIWTI Temperature Indicator
Transformer OTIWTI maintenance, calibration and pre-installation information; for capillary based mechanical transformer oil and winding ...
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1 min read
Can I use Midel fluids to retrofill transformers at high voltages?
ANSWER: For retrofilling transformers, it depends upon the voltage and power rating of the asset. High Voltage Transformers using Midel ...
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Key Dielectric Fluid Classes for Fire Safety
ANSWER: IEC 61039 identifies “less flammable fluids” as those with a fire point >300°C. These are designated as K class fluids. ...
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3 min read
Top 15 questions on Retrofilling Transformers with Ester Fluids
We get lots of questions on Ester Fluids… Especially when it comes to retrofilling transformers. That’s why we’ve put this guide together ...
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