G4 High-Voltage BMS
The G4 High-Voltage BMS is a product family comprising a G4 Stack Switchgear and G4 Cell Interfaces.
- To purchase spare parts or a kit, please visit the nStore.
- If you need technical support, please contact our product support team.
Get Started
INSTALLING AND SETTING UP THE BMS
- Download the following:
- Product Manual – This PDF contains the full instructions for your BMS.
- Operator Interface – This zip file contains the interface software to operate your BMS.
- Review Safety Warnings: The G4 High-Voltage BMS is to be installed in a location with restricted access. Only skilled persons may install or service a system containing hazardous voltages that are present when the system is energized.
Prior to installation, please review the full set of safety warnings provided in the Product Manual.
Follow the ‘Installation Instructions’ in the Product Manual.
- Wire the BMS and Batteries: Connect the G4 Stack Switchgear unit and G4 Cell Interface modules to your system.
- Install the Operator Interface: Unzip the contents of the Operator Interface software on your PC and configure your PC to communicate with the BMS.
- Power on the BMS: The G4 Stack Switchgear can now be powered on and the Operator Interface can be launched.
USING THE BMS
- Review Product Operating Limits: Exceeding the ratings of the BMS product will damage the system.
Please review the ‘Operating Limits’ section in the Product Manual. - Using the Operator Interface: The Operator Interface is a browser-based graphical view of the system state, data, and configuration.
Follow the ‘Using the Operator Interface’ section of the Product Manual.
If you haven’t already installed and configured the Operator Interface, please follow the Installation Instructions > Operator Interface’ section in the Product Manual.
HOW TO DETERMINE YOUR BMS FIRMWARE VERSION
There are two ways you can find your BMS firmware version:
- Operator Interface Dashboard: You can find your BMS firmware version in the footer of the operator interface dashboard page.
- About Tab: You can find your BMS firmware version in the About tab from the settings menu item.
Downloads and Technical Documents
SOFTWARE
- BMS Operator Interface | Last Updated: 2024-06-11
DOCUMENTS
- G4 High-Voltage BMS – Datasheet | Last Updated 2024-07-26
- G4 High-Voltage BMS – Product Manual | Last Updated 2024-12-11
- Descartes Update 1 – BMS Software Release Notes | Last Updated 2024-08-10
SUPPLEMENTARY FILES
- MESA Energy Storage (Draft 3) Information Models | Last Updated 2014-10-01
- G4 Cell Interface DIN Mounting Adapter – Installation Instructions | Last Updated 2020-05-08
CAD FILES
- G4 Stack Switchgear | Last Updated 2021-10-04
- G4 Stack Switchgear Brackets | Last Updated 2020-11-02
- G4 Cell Interface | Last Updated 2018-01-04
- G4 Cell Interface PCB-Only | Last Updated 2018-01-04
- G4 Cell Interface DIN Mounting Adapter | Last Updated 2019-11-04
Archived Resources
DOCUMENTS
The listing below is by BMS firmware version name. Major releases are named in alphabetical order with Ampere being the oldest version.
The firmware running on the G4 Stack Switchgear will determine the relevant documentation for your BMS.
CURIE UPDATE 1 (4.106.x)
- G4 High-Voltage BMS – Product Manual | Last Updated 2022-05-27
- Curie – BMS Software Release Notes | Last Updated 2020-11-26
BABBAGE (4.88.x)
- Stack Switchgear – NUVSSG Datasheet | Last Updated 2020-07-23
- Stack Switchgear Product Manual | Last Updated 2020-09-03
- Software Reference Manual | Last Updated 2018-10-08
- Communication Protocol Reference Guide | Last Updated 2020-05-06
- MESA Energy Storage Information Models | Last Updated 2020-09-08
SOFTWARE
CURIE AND NEWER
- BMS Operator Interface | Last Updated 2023-11-03
AMPERE AND BABBAGE
- Please visit nCloud.nuvationenergy.com to download BMS operator interface
CAD FILES
- Cell Interface Enclosed with DIN Mount | Last Updated 2018-01-04