MG Energy Systems LFP Series, Manual

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Innovation in energy storage
1 GENERAL
Before continuing read the instructions in this chapter carefully and be sure the instructions are fully
understood. If there are questions after reading the instructions please consult MG Energy Systems.
1.1 Document history
Table 1 - Document history
Rev. Date Changes Revision author
0.1 18-08-2020 Initial document Ane Tjitze Rienstra
1.0 20-09-2020 Added schematics, detailed connector information
etc. Mark Scholten
1.1 20-10-2020 Minor changes and typo fixes. Mark Scholten
1.2 11-11-2020 Fixed typos. Mark Scholten
1.2 Terms, abbreviations, and definition
Table 2 - Terms, abbreviations, and definitions
Battery cell Battery cell; the smallest building block in a battery, a chemical unit.
Cell is the bare Lithium-Ion battery cell.
Battery module Battery module; is an assembly of submodules, BMS, fluid cooling
and outer enclosure.
Battery stack Battery stack; is a set of multiple cells in cell cassettes constructed as
one.
BMS Battery Management System; The BMS is the electronics that
monitors the battery cell parameters to keep it within the operation
specifications.
CAN-bus Controller Area Network bus; CAN-bus is a standard serial data-bus
that provides data communication between two or more devices.
C-rate C-Rate; the current (A) used to charge/discharge the battery system
divided by the rated ampere-hours (Ah).
EMS Energy Management System; The EMS controls all power sources
and consumers in a system.
HVIL High Voltage Interlock Loop; is a wire loop which is created for
protection of pulling cables from the battery system while in
operation. It shuts down the system when loop is not closed.
IC Integrated Circuit; is a chip containing an electronics circuit;
MSDS Material Safety Data Sheet; is a document that lists information
relating to occupational safety and health for the use of various
substances and products.
NMEA 2000 National Marine Electronics Association’s NMEA 2000 is a plug-and-
play communications standard used for connecting marine sensors
and display units within ships and boats, standardised in the IEC
61162-1.
PCB Printed Circuit Board; is a board containing an electronic circuit;
PCBA Printed Circuit Board Assembly; is a board containing an electronic
circuit including passive and active components;
SoC State-of-Charge; is the remaining capacity in a battery cell or module
in percent (%).
SoH State-of-Health; is a figure of merit of the condition of a battery (or a
cell, or a battery pack), compared to its ideal conditions.