Comtest

Tel: +27 10 595 1824
Email: [email protected]
www: www.comtest.co.za
more information about Comtest

Multimeters: the perfect entry-level choice
March 2025, Electrical Power & Protection

Experience the precision, durability and safety of professional-grade test tools with the entry level Fluke 15B+ and 17B+ digital multimeters.
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Comtest celebrates 20 years
March 2025, News

It is said that time flies when you’re having fun, and so it seems to be for the Comtest Group of Companies, established in 2005, which is proudly celebrating 20 years of successful trading in the southern African test and measurement, communications, equipment, solutions and specialised systems markets.
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Measuring and analysing PV circuit performance
February 2025, Electrical Power & Protection

Regardless of the test method, you must know the plane of array irradiance and cell temperature to evaluate PV circuit performance. Proper sensor types and test methods like the Fluke Solmetric PVA 15i-V curve tracer should be used for reliable results.
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Prioritising arc flash safety
February 2024, Electrical Power & Protection

Comtest has developed a range of thermal imaging and wireless testing tools from Fluke, designed to ensure safety is the top priority for engineers working in potentially dangerous arc flash zones.
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No more shocking, inaccurate insulation testing
October 2024, Electrical Power & Protection

Fluke has introduced the Fluke 1535 and 1537 2500 V insulation resistance testers, engineered to simplify frontline troubleshooting, whether on the factory floor or working in the field at a solar installation.
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Three ways to conduct thermal inspections
October 2024, Temperature Measurement

There’s no universal solution for all infrared inspections with a Fluke thermal camera, also known as a thermal imager. You need to match your method to the type of equipment you’re inspecting and the level of detail you require.
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How to test for continuity with a multimeter
September 2024, Electrical Power & Protection

Understanding the role of a continuity tester in electrical diagnostics is crucial for professionals and enthusiasts alike. This guide offers a step-by-step approach to using a digital multimeter as a continuity tester, ensuring precise and safe measurements.
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Enhanced distribution transformer monitor
August 2024, Electrical Power & Protection

Comtest announced that the INCON Distribution Transformer Monitor (DTM) from Franklin Electric Grid Solutions has been updated to include new transformer life prediction functionality, enabling service and maintenance forecasting. This leverages predictive algorithms to estimate the remaining lifespan of transformers, streamlining operations.
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High-performance programmable DC power system
August 2024, Electrical Power & Protection

Comtest has introduced the new Sorensen modular intelligent bidirectional energy amplified Mi-BEAM Series of high-power testing solutions. It is designed for testing today’s complex, high-power electronics in various applications in the automotive, energy storage, industrial, and aerospace markets.
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New high-power testing solution
I&C July 2024, Electrical Power & Protection

Comtest, the local representative of AMETEK Programmable Power, has announced its newest addition to the AMETEK Programmable Power portfolio of high-power testing solutions.
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Easy to use energy management tool for compressed air
June 2024, Pneumatics & Hydraulics

For the efficient management of plant operations, the critical considerations include product quality, safety, downtime, and energy use. A production plant in Germany has set a greenhouse gas emissions reduction goal of 25% by 2030, and turned to the Plant Energy manager to help deliver that target.
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Common power quality factors affecting transformers
May 2024, Electrical Power & Protection

Commercial and industrial buildings commonly have a 208/120 V transformer in a delta-wye configuration to feed receptacles. Single-phase, non-linear loads connected to the receptacles produce triple harmonics, which add up in the neutral. When this neutral current reaches the transformer, it is reflected into the delta primary winding, which causes overheating and transformer failures.
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