0.1 ความถูกต้องอัตโนมัติไฟฟ้ามิเตอร์วัดพลังงานสอบเทียบเฟสมิเตอร์วัดพลังงาน

Automatic 0.1 Accuracy Electric Energy Meter Calibration Of Single Phase Energy Meter This is a no-Ioad on-site test bench for single phase energy meters integrated with reference meter and source. Main features 1. Accuracy class:0.1 2. Simultaneous measurement for 1-3 static single phase energy meters 3. Measurement for single phase local prepayment smart energy meters and single phase remote prepayment smart energy meters 4. Automatic/manual measurement of creeping and