MG HE Series User manual

Innovation in energy storage
Version 2.3 –21-9-2022
Lithium-Ion HE battery module
- Manual -
MGHE240100, MGHE241100, MGHE242100 (HE 100Ah)
MGHE240150, MGHE241150, MGHE242150 (HE 150Ah)
MGHE240200, MGHE241200, MGHE242200 (HE 200Ah)
MGHE240300, MGHE241300, MGHE242300 (HE 300Ah)
Also applicable to older series HP and UHE
MG Energy Systems B.V.

Innovation in energy storage
Version 2.3 –21-9-2022
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Innovation in energy storage
Version 2.3 –21-9-2022
TABLE OF CONTENTS
1 GENERAL .........................................................................................................................................1
1.1 Document history ...................................................................................................................1
1.2 Terms, abbreviations, and definition......................................................................................1
2 SAFETY INSTRUCTIONS....................................................................................................................3
2.1 Safety message level definition ..............................................................................................3
2.2 User health and safety ............................................................................................................3
Qualifications and training..............................................................................................4
Non-compliance risks......................................................................................................4
Risk assessment ..............................................................................................................4
Unacceptable modes of operation .................................................................................4
3 TRANSPORT, STORAGE, UNPACKING AND HANDLING ...................................................................5
3.1 Transport.................................................................................................................................5
3.2 Storage....................................................................................................................................5
3.3 Unpacking and handling..........................................................................................................6
Lifting the battery module ..............................................................................................6
Scope of delivery.............................................................................................................7
4 GENERAL DESCRIPTION...................................................................................................................8
4.1 Battery system components ...................................................................................................8
4.2 Functional description ............................................................................................................8
4.3 Example systems.....................................................................................................................9
Low voltage systems .......................................................................................................9
High voltage systems ....................................................................................................10
5 MODELS ........................................................................................................................................11
5.1 Models and configurations ...................................................................................................11
RJ45 connectors and systems up to 96 V......................................................................11
M12 connectors and systems up to 96 V......................................................................11
M12 connectors and systems up to 144 V systems (M12-HV) .....................................11
Battery designation.......................................................................................................12
5.2 Identification label ................................................................................................................13
Other labels...................................................................................................................13
5.3 Approvals and standards ......................................................................................................14
6 OVERVIEW.....................................................................................................................................15

Innovation in energy storage
Version 2.3 –21-9-2022
6.1 Connection overview ............................................................................................................15
Overview of all models..................................................................................................17
6.2 Connections details...............................................................................................................21
RJ45 CAN-bus connector details ...................................................................................21
M12 CAN-bus connector details ...................................................................................22
Power connections........................................................................................................23
6.3 Status indication ...................................................................................................................25
Indication showing the LED states and its meaning .....................................................25
7 INTEGRATION REQUIREMENTS AND INSTRUCTIONS ...................................................................26
7.1 Risk assessment ....................................................................................................................26
7.2 Location.................................................................................................................................26
Environment..................................................................................................................26
Thermal management...................................................................................................26
7.3 Placement .............................................................................................................................29
Placement in battery box..............................................................................................29
Positioning the battery .................................................................................................30
Positioning considering air flow....................................................................................31
Mounting considerations..............................................................................................31
Battery module spacing requirements .........................................................................32
7.4 Electrical................................................................................................................................34
Power cables .................................................................................................................34
Parallel configuration....................................................................................................34
Paralleling using the Distributor LV...............................................................................38
Paralleling using a custom bus bar connection system ................................................38
Series configuration ......................................................................................................39
Charger..........................................................................................................................41
8 INSTALLATION...............................................................................................................................42
8.1 Tooling...................................................................................................................................42
8.2 Installation procedures .........................................................................................................43
8.3 Mounting procedure.............................................................................................................43
8.4 Electrical connection procedure ...........................................................................................43
Equipotential bonding connection procedure..............................................................44
Positive and negative power connection procedure ....................................................45

Innovation in energy storage
Version 2.3 –21-9-2022
CAN-bus connection procedure....................................................................................50
8.5 Installing the top ingress protection cover ...........................................................................53
Placing the cover...........................................................................................................54
Removing the cover ......................................................................................................56
Cutting the cover...........................................................................................................56
8.6 Fuse replacing procedure......................................................................................................58
Non-fused battery pole.................................................................................................58
Replacement instructions .............................................................................................58
9 COMMISSIONING..........................................................................................................................60
10 SERVICE .....................................................................................................................................61
10.1 Maintenance .........................................................................................................................61
Cleaning.........................................................................................................................61
10.2 End-of-life..............................................................................................................................61
10.3 Disposal.................................................................................................................................61
11 BOUNDARY LIMITS....................................................................................................................62
11.1 HE 25.2 V / 100-150-200 Ah Battery Module .......................................................................62
Cell voltage....................................................................................................................62
Cell temperature charging ............................................................................................63
Cell temperature discharging........................................................................................63
Power terminal temperature........................................................................................63
Current ..........................................................................................................................64
Balancing.......................................................................................................................64
Deviation voltages and temperatures...........................................................................64
11.2 HE 25.2 V / 300 Ah Battery Module......................................................................................65
Cell voltage....................................................................................................................65
Cell temperature charging ............................................................................................66
Cell temperature discharging........................................................................................66
Power terminal temperature........................................................................................66
Current ..........................................................................................................................67
Balancing.......................................................................................................................67
Deviation voltages and temperatures...........................................................................67
12 TECHNICAL SPECIFICATIONS .....................................................................................................68
13 DIMENSIONS .............................................................................................................................68