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BatteryProtect 48V-100A

BatteryProtect 48V-100A

Product catalog summary
Overview
The BatteryProtect device from Victron Energy is designed to disconnect the battery from non-essential loads to prevent complete discharge or insufficient power for engine cranking. It features easy programming, ultra-low current consumption, over-voltage protection, and ignition-proof operation.

Specifications
  • Maximum continuous load current: 100A
  • Peak current: 250A
  • Operating voltage range: 24 – 64V
  • Current consumption: 2 mA when on, 0.8 mA when off or in low voltage shutdown
  • Operating temperature range: Full load from -40°C to +40°C, up to 60% of nominal load at 50°C
  • Weight: 0.8 kg (1.8 lbs)
  • Dimensions: 62 x 123 x 120 mm (2.5 x 4.9 x 4.8 inch)

Features
  • Programming: The device can be set to engage/disengage at various voltages, indicated by a seven-segment display.
  • Li-ion Battery Mode: Special setting controlled by the VE.Bus BMS.
  • Over Voltage Protection: Disconnects load if DC voltage exceeds 64V.
  • Ignition Proof: Uses MOSFET switches to prevent sparks.
  • Delayed Alarm Output: Activates if battery voltage drops below preset level for more than 12 seconds, typically used to activate a buzzer, LED, or relay.
  • Delayed Load Disconnect/Reconnect: Load disconnects 90 seconds after alarm activation unless voltage increases; reconnects 30 seconds after voltage exceeds preset level.

Usage Recommendations
For optimal performance, refer to the Li-ion battery datasheet and VE.Bus BMS manual. The device is suitable for applications requiring reliable battery protection and management.
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Catalog excerpts

BatteryProtect 48V-100A-1

victron energy L U E POWER With 7-segment LED display: easy to set up The BatteryProtect disconnects the battery from non-essential loads before it is completely discharged (which would damage the battery) or before it has insufficient power left to crank the engine. Programming made easy The BatteryProtect can be set to engage / disengage at several different voltages. The seven segment display will indicate which setting has been chosen. A special setting for Li-ion batteries In this mode the Battery Protect can be controlled by the VE.Bus BMS. Ultra-low current consumption This is important in case of Li-ion batteries, especially after low voltage shutdown. Please see our Li-ion battery datasheet and the VE.Bus BMS manual for more information. Over voltage protection To prevent damage to sensitive loads due to over voltage, the load is disconnected whenever the DC voltage exceeds 64 V. Ignition proof No relays but MOSFET switches, and therefore no sparks. Delayed alarm output The alarm output is activated if the battery voltage drops below the preset disconnect level during more than 12 seconds. Starting the engine will therefore not activate the alarm. The alarm output is a short circuit proof open collector output to the negative (minus) rail, max. current 50 mA. The alarm output is typically used to activate a buzzer, LED or relay. Delayed load disconnect and delayed reconnect The load will be disconnected 90 seconds after the alarm has been activated. If the battery voltage increases again to the connect threshold within this time period (after the engine has been started for example), the load will not be disconnected. The load will be reconnected 30 seconds after the battery voltage has increased to more than the preset reconnect voltage. victron energy BLUE POWER

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.