Current I/O unit SAQE-C3

• 

• Accessory power supply and communication module cable
• 3 monitor channels for phase currents and 1 channel for zero-sequence current
• Current start-up value、 current channel、 current unbalance and operation indication of trip are showed through digital tube
• Self checking for extension unit
• Two RJ 45 port are used to connect the main unit and interconnect the I/O units.
• RS485 communication port to support the MODBUS communication protocol
• Select the criterion of arc and current independently

 Installation Dimension