Uni-T
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Register to see prices Already a partner? Log inThe Uni-T UT261B is a handy tester designed to check phase sequence, detect phase loss, and verify motor rotation direction. The device operates within an AC voltage range of 90–600 V at a frequency of 15–400 Hz, making it ideal for diagnosing three-phase installations and drive systems. Its compact housing and simple operation make it a practical tool for daily service and installation work.
The UT261B model is equipped with LED indicators that display phase sequence, phase loss, and motor rotation direction. This allows for a quick assessment of the installation’s correct connection and facilitates error detection even before starting the device. An operating current below 3 mA ensures safe and convenient use during daily measurements.
The device is powered by a 9V 6F22 battery, weighs 180 g, and measures 123 × 71 × 29 mm, making it convenient to transport and use. The kit includes a battery and three test leads with alligator clips, allowing you to get started quickly. The package is rounded out by a carrying case and an English user manual, which enhance storage and usability.