Product overview：

Bring about transformer core earth current monitoring unit (IED) USES the embedded structure, in situ measurement, digital transmission, simply by monitoring equipment installed on the grounding line or row of intelligent local collection sampling unit (sensor), in situ measurement can be realized, on-site processing, and through the monitoring data of master station via local area network (LAN). Comply with state net or South net 61850 communication protocol or user - defined.

▲ Transformer core grounding current monitoring unit (IED) using 2U standard chassis, installed in the standard cabinet, intelligent sampling unit (sensor) installed in the transformer core grounding flat iron, sensor secondary output through 4 core shielded cable connected to the monitoring unit (IED) signal input.

Technical parameters：

▲Dimensions: 2U standard case

▲ IED power supply: AC 220V

▲ Current measurement range: 1mA -10A

▲ Measurement accuracy: reading ±1%+1mA