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Technical articles, application insights, white papers and product updates for electrical equipment.
6 min read

How to Choose the Right Transformer Oil Temperature Indicator

Transformer Oil Temperature Indicators - also known as electromechanical thermometers or OTIs for short - are essential devices on ...
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2 min read

What is Power System Monitoring?

Power systems are the backbone of modern energy networks, made up of transformers, generators, and distribution infrastructure that deliver ...
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2 min read

Is Your Transformer Temperature Monitoring as Accurate as It Should Be?

When it comes to power transformers, temperature monitoring is critical—but not all methods deliver the same level of accuracy. One ...
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1 min read

FCAS Conformance Monitoring Solutions

View fullsize The regulation of frequency in the National Electricity market is managed through frequency control ancillary services (FCAS) ...
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2 min read

What happens to the performance of Midel fluids when they absorb moisture?

ANSWER: Ester fluids can absorb large amounts of moisture with no reduction of breakdown voltage. They have a higher saturation point – and ...
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2 min read

Harnessing Excellence: The Significance of ISO Certifications for Insulect and its clients

Ensuring high-quality, environmentally sustainable, and safe products and services is essential in the modern business landscape. For ...
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2 min read

Introducing Insulect’s New SF₆-Free Load Break Switch

Insulect recently launched its new epoxy-insulated, SF₆-free vacuum load break switch—an important step toward more sustainable switching ...
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2 min read

Are Midel fluids compatible with all transformer materials?

ANSWER: As a rule, components and materials used in mineral oil transformers are also compatible with MIDEL fluids. Midel Compatible ...
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1 min read

If Midel ester fluids have high acid levels, how do I recondition my fluid?

ANSWER: Mineral oil: aging by-products are short chain acids, water soluble can catalyse paper degradation. MIDEL fluids: aging by-products ...
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2 min read

Will there will be any transformer de-rating by changing from mineral oil to an ester fluid?

ANSWER: Distribution transformers: unlikely Power transformers: an assessment may be required Transformer rating after retrofilling with ...
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