BMS MG Master LV 24-48 V - 600 A M12

The Master LV 24-48 V M12 protects and controls MG low-voltage battery banks up to 600 A. It centralizes module measurements, manages charging and discharging, and features a hardwired emergency stop input.

Key features

• 600 A main contactor for 24 to 48 V systems
• CAN connection M12
• Hardwired emergency stop
• Management of up to 48 RS battery modules

Use case

Central controller for MG 24 to 48 V systems requiring coordination of multiple modules with hardwired emergency stop.

Compatibility and requirements

• Up to 48 RS battery modules
• CAN connection M12
• Power supply range: 18 to 58 V DC

Installation and safety

• Connect hardwired emergency stop and charge/discharge enable signals
• Validate precharge for maximum capacitance of 250 mF at 48 V
• Install in a location protected from splashes, compliant with IP22 rating

What's included

• Master LV 24-48 V controller with 600 A main contactor

To be provided separately

• Batteries, M12 CAN harness, power cables, and protection devices
• Energy Monitor display and SmartLink MX

Shipping and handling

• Shipping weight: 6.6 kg
• Not classified as dangerous goods

Environmental

• Humidity (non-condensing): ≤ 95 %
• Operating temperature range: -20 to +50 °C

Inputs and outputs

• Charge enable (relay output): 0.8 A at 60 V DC, dry contact
• Charge enable (switched voltage): Short-circuit protection
• Discharge enable (relay output): 0.8 A at 60 V DC, dry contact
• Discharge enable (switched voltage): Short-circuit protection
• Auxiliary output: Short-circuit protection
• Emergency stop connection: Hardwired emergency stop opening the main contactor.
• External status signal: Short-circuit protection
• Programmable contact (relay output): 0.8 A at 60 V DC, dry contact

Mechanical specifications

• Data connection: CAN Bus M12
• Housing material: ABS
• Height: 117 mm
• Protection rating: IP22
• Length: 426 mm
• Weight: 6.0 kg
• Width: 225 mm

Standards and certifications

• Certifications: IEC-EN62619 (ES-TRIN)
• EMC emissions: EN-IEC 61000-6-3:2007/A1:2011/C11:2012
• EMC immunity: EN-IEC 61000-6-1:2007
• Low voltage directive: EN 60335-1:2012/AC:2014
• RoHS: EN 50581:2012

Technical specifications

• Main contactor current: 600 A
• Maximum number of connected batteries: 48 RS battery modules
• Maximum precharge capacitance: 250 mF at 48 V
• Operating power consumption: 8.7 W
• Standby power consumption: 73 mW at 26.2 V, 138 mW at 52.4 V
• Power supply voltage range: 18 - 58 V DC
• System voltage: 48 V

Logistics

• HS customs code: 8537109199
• Country of origin: Netherlands
• Shipping weight: 6.6 kg
• Classified as dangerous goods: No

Documentation

Official MG Energy technical datasheet - MGMLV482600

Integration advice: Verify system voltage, currents, protection devices, cooling, and interfaces before installation.