120S384V 50A Battery Management System High Voltage BMS For Lithium Lifepo4 Battery Growatt ATESS Sofar Goodwe Inverter
Battery Management Systems (BMS) are integral to ensuring the secure, dependable, and efficient performance of lithium-ion batteries, particularly when utilizing a high-voltage BMS. It is an electronic control system that oversees the battery pack by gauging cell parameters, assessing cell health, and maintaining cells within the Safe Operating Area (SOA).

BMS Configuration
- High Voltage BMS Main Unit: 120S 384V 50A configuration * 1 set
- Battery Management Units (BMU): 15S * 8 sets
- Wiring Harness for BMUs: 15S * 6 sets
- Battery Module Setup: An arrangement of 8 modules in series, each a 15S 48V battery module, constituting a 120S 384V 50A system.

Itemized Details
Item | | Description |
2U Master BMS | | 1. High-voltage BMS equipped with a 3.5-inch touch screen. |
| | 2. Features RS485 & CAN communication capabilities. |
| | 3. Compatible with various inverter brands for diverse applications. |
| | 4. Designed for LFP, LTO, and NMC battery chemistries. |
| | 5. Operates within a voltage range of 96V to 500V and a current of 50A. |
- Slave BMU: Adjustable for 12S to 24S configurations, equipped with 8 temperature sensors, and supports CAN2.0 B communication.
- Acquisition Wire: Standard lengths available for comprehensive connection needs.
- Communication Cable: Cascade connection from the master BMS to each BMU, with terminal resistance on the final port.
Application
- Battery Energy Storage System (BESS)
- Off-grid Energy Storage
- Data Center Power Solutions
- Solar Battery Systems
- UPS Power Supply
- Photovoltaic Farm Management

GCE High Voltage BMS Features
- Advanced System Integration: Seamless monitoring through a highly integrated BMS.
- Intuitive HMI: Self-test and operational status checks with optional 3.5-inch or 7-inch touch screens for clear information display.
- Robust Safety Measures: Comprehensive system control and protection strategies to ensure battery safety and longevity.
- Scalable Design: Modular design allows for flexible combination and expansion to form large-scale energy storage systems up to 1GWh.
- Versatile Communication: Multiple RS485, CAN, Ethernet, and dry contact I/O interfaces for compatibility with various market devices.
- Customizable Protocols: Pre-installed with proprietary communication protocols, adaptable to different manufacturer's PCS as needed.
- Data Logging: Large-capacity memory chip with optional SD card support for historical data storage.
- Parallel Management: Automatic circulation and parallel/offline control for easy battery pack integration.
Specification
- Product Name: BMS
- Model Number: RBMS07-S23-50A384V
- Protection Method: MCB + Contactor
- Rated Current Range: 50A
- Voltage Range: 96V-500V
- Current Sampling Accuracy: 1.0%FSR
- Communication Interfaces: RS485, CAN for PCS and BMU; RS485, CAN for RBMS; Ethernet for monitoring software/EMS.
- IAP Upgrade Support: Yes
- HMI Display and Parameters: Yes (Optional)
- Insulation Detection: No
- High Voltage Power Module: Supports DC start (optional)
- Dry Contact Output: Up to 3 (Normally Open)
- Maximum Quantity of BMUs: 13
- Power Supply: 24VDC (18~28V)
- Power Consumption: ≤20W
- Dimensions (WHD): 2U (44088500) mm
- Net Weight: 14kg
Products Display
FAQ
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Q: What is your MOQ? A: 2 units.
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Q: How long is the lead time? A: 11-20 workdays.
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Q: How is your warranty? A: 3 years.
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Q: What is the difference between smart BMS and non-smart BMS? A: Smart BMS offers real-time connectivity with PCs, CANBUS, and RS485, providing immediate battery information.
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Q: What specification of BMS do you have? A: We offer 96V-1000V, 50A~500A BMS for LFP, NCM, and LTO batteries.

Contact Us
Bruce Liu Sales Manager | Marketing Department
Tel: +0086 136 2009 7954 (WeChat & WhatsApp)
Skype: bruceliu-greenway
Email: bruceliu@hngce.com