Branch Circuit Monitoring System is specially designed for monitoring Power supply distribution cabinet in data center, which can monitor incoming circuit and outgoing circuit parameters, DI/DO status, fulfill monitoring for power supply distribution cabinet and alarming for abnormal voltage and current information.

7 inch HMI with system chart display which can best fulfill visuality and operability, customer can choose 21st – 168st (Unit: 21st) outgoing circuit by load quantity. BCMS also provide extra communication port which can easily connect with other systems.

Main Functions


  • 1 main circuit + 42 branch circuits
  • Main modules has 4DI, 2DO, 1 pulse output
  • Digital input status monitor for each branch circuit

Current Monitoring

  • CT primary side current input for 50A, 100A, 200A
  • Support 25mA, 50mA, 100mACT secondary input

Flexible Connection

  • Branch circuit can be set to either single phase or three phase
  • Phase sequence programmable

Over & Under Limit Alarm

  • Main circuit: alarm for voltage, current, current unbalance
  • Branch circuit: alarm for current

Historical Record

  • kWh record for last 12 months and last 10 years


  • Build-in MODBUS-RTU via RS485 port
  • Baud rate 2400, 4800, 9600, 19200, 38400bps