TEST-901D is a portable, high-performance full-function primary current injection test set designed for substation commissioning, electrical equipment maintenance, and power system testing. It provides stable large current output, precise parameter measurement, and complete protection functions, supporting current transformer testing, protective relay calibration, circuit breaker verification, and other primary current tests. With a clear touch screen, built-in printer, and lightweight design, it offers fast operation, high precision, and reliable performance, making it an ideal tool for on-site electrical commissioning and quality inspection.
For more information about our products, please visit our official website: https://www.gfuvegroup.com/primary-injection-test-equipment/1000A-primary-current-injection-test-equipment.html
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