... creeping test 3. Measuring the different constant meters synchronously Features:Meter under testing: 3P4W, 3P3W, 1P2WTesting mode: active power, reactive ... power, cross connection reactive powerInstalling the ICT in each meter position to test three-phase meters with closed links between ... temperature-10°C -- +40°CRelative humidity35% -- 85% Three-Phase Electric Energy Meter Test Equipment