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Control Unit (NCU)
User Manual, UM1M830BNA
Spec. No: 1M830BNA, 1M830DNA Code: UM1M830BNA
Model No: M830B, M830D Revision M, May 12, 2017
Table of Contents
Admonishments Used in this Document ..............................................................................................................viii
Introduction ......................................................................................................................................................... 1
Preface ................................................................................................................................................................... 1
Overview ................................................................................................................................................................ 1
Function Descriptions ............................................................................................................................................. 2
Rectifier, Solar Converter, and Converter Control ............................................................................................. 2
System Components Monitoring and System Alarms Generation ..................................................................... 2
Operating Data Acquisition and Data Logs ....................................................................................................... 2
Battery Management ....................................................................................................................................... 2
Battery Charge Temperature Compensation ............................................................................................. 3
Battery Equalize Charge and Battery Charge Current Limit ......................................................................... 3
High and Low Battery Temperature Alarms ............................................................................................... 4
Battery Thermal Runaway Management (BTRM) Feature ........................................................................... 4
Battery Discharge Test and Battery Test Logs ............................................................................................ 4
Battery LVD (Low Voltage Disconnect) ...................................................................................................... 5
Battery Capacity Prediction ....................................................................................................................... 5
Battery Block and Battery Midpoint Monitoring ......................................................................................... 5
Enhanced Battery Monitoring with SM-BRC ............................................................................................... 5
Thermal Runaway Detection and Management ......................................................................................... 5
Energy Management ....................................................................................................................................... 6
Energy Optimization Mode ....................................................................................................................... 6
Power Split Feature .......................................................................................................................................... 6
Diesel Management Feature ............................................................................................................................ 7
Supervisory Module (SM Modules) Monitoring ................................................................................................. 7
Hybrid Control Function (Supporting Generator, Solar and Wind Energy Input, and Optimization) .................... 7
General .................................................................................................................................................... 7
Hybrid Operation ..................................................................................................................................... 8
Early Termination of the Discharge Periods ............................................................................................... 9
Operation with Grid Power ....................................................................................................................... 9
Relay Assignment – when in Hybrid Mode ................................................................................................. 9
Fixed Daily .............................................................................................................................................. 10
Capacity Discharge ................................................................................................................................. 10
Maximum Current Limit Function ................................................................................................................... 10
Communications Function ............................................................................................................................. 11
FIAMM SoNick (Sodium Nickel) battery Interface ............................................................................................ 11
Operation ........................................................................................................................................................... 12
Local Indicators ..................................................................................................................................................... 12
Passwords and Privilege Levels .............................................................................................................................. 13
Multiple Languages Supported .............................................................................................................................. 13
Using the Local Keypad and Display ....................................................................................................................... 14