Control Module

The NRC50 is a flexible and powerful microprocessor controlled monitoring and control system, capable of controlling up to 120 digital or up to 64 analogue rectifiers. The NRC50 can report up to 200 pre-defined alarms. As well as advanced battery management, the NRC50 can report system alarms via standard communications protocols and has a LCD display for full system interrogation.




  • Advanced microprocessor technologywith CAN Bus system communications
  • Five extension slots for expansion boards
  • Individual control of up to 120* digital rectifiers or 64* analogue rectifiers
  • High visibility, 4-line alphanumeric display or optional graphical display
  • Measurement of network mains voltage, frequency and current* (single, or three phase)
  • Multiple branch, battery connection test
  • Comprehensive battery management capabilities for up to 6 branches, with battery voltage, current and temperature measurement, event history log and battery type selection*
  • Mapped Float Temperature Compensation curves for optimum battery charging
  • Float and equalize battery charge modes, with charge current limitation and programmable switching conditions
  • Battery discharge test with configurable test parameters and timed intervals
  • Battery symmetry test
  • Advanced battery life counter
  • Low voltage disconnect (LVD) for up to 6 battery branches
  • Non essential load disconnect
  • Alarm Manager withconfiguration/management of 200 predefined alarms
  • Event history log with full time stamping
  • System security via password protected, multi-level access
  • Equation interpreter for total customer flexibility in alarm condition definition and configuration
  • Local and remote system alarm reporting with Modem* autodial-out facility
  • TCP/IP* connection, SNMP management available, email alerter, http access
  • MOD BUS*-J BUS* connection
  • Win50, WinSite, Windows compatible supervision software
  • CE


*Optional expansion boards