Battery shunt 1,000 A, 50 mV

This Raymarine 1 000 A, 50 mV battery shunt is designed to accurately measure current in a marine electrical system. It is essential for battery monitoring systems, enabling reliable assessment of energy consumption and production. Supplied as a single unit, without accessories.

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178,26€

178,26€ ~~192,00€~~

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Technical specifications

Battery technology	Compatible with all battery technologies
Terminal size	Bolt terminals (size unspecified, compatible with large-diameter cables)
Mounting orientation	Indifferent
Alarm output	N/A (depends on external battery monitor)
Available alarms	N/A (depends on battery monitor)
Number of battery banks	1
Communication protocol	Passive (interface with NMEA 2000-compatible battery monitor)
Current measurement range	0 - 1000 A
CZone compatible	No
MasterBus compatible	No
Measured voltage range	0 - 50 mV
Mounting type	Mounting on chassis/base (to be screwed)
Operating voltage range	N/A (passive, integrated into main circuit)
Power source	Passive (no power required)
Service battery monitoring	Yes, via external battery monitor
Shunt included	Yes
Shunt rated current	1000 A
Shunt specification	1000 A / 50 mV
Starter battery monitoring	Yes, via external battery monitor

Detailed description

The Raymarine 1,000 A, 50 mV battery shunt is a passive component designed for current measurement in marine electrical systems. It converts high current into a proportional low-amplitude voltage, usable by a battery monitor.

Accurate Current Measurement

With a rated capacity of 1,000 amperes, this Raymarine shunt is suitable for installations requiring monitoring of high currents, typical of large-capacity battery charge/discharge systems or high-consumption onboard applications. The 50 mV specification indicates the voltage drop generated at its full rated load, a standard for many monitoring systems.

Integration and Functionality

This shunt is a fundamental element for any energy management system, enabling battery monitors to accurately calculate state of charge, instantaneous consumption, and remaining autonomy. Its role is to provide the raw data necessary for energy flow analysis, thereby contributing to a better understanding and optimization of the vessel's electrical power supply.

Documentation

Type	Nom
	EN - Notice d'installation - Shunt de batterie 1 000 A, 50 mV
	EN - Brochure technique - Shunt de batterie 1 000 A, 50 mV
	EN - Brochure technique - Shunt de batterie 1 000 A, 50 mV

Expert opinion

« The 1000A shunt: backbone of marine electrical monitoring »

The battery shunt is a crucial component in any modern marine electrical system. This Raymarine model rated at 1 000 A and 50 mV is sized for medium to large-scale installations where current demands can be significant, particularly on boats equipped with high-power inverters or large battery banks. The 1 000 amp capacity ensures it can handle peak consumption or charging loads without saturation, providing a stable and reliable measurement basis.

Installing a shunt like the RSC-1000-50 requires careful attention to heavy-gauge wiring. It must be inserted in the negative line of the main battery circuit or battery bank being monitored. Connections to the measurement terminals (for the 50 mV signal) must use low-gauge wires, ensuring a clean and secure connection to prevent any signal loss. The accuracy of battery monitoring depends directly on the quality of this installation.

This type of shunt, as a passive component, provides a fundamental analog data point (the voltage drop) that must then be interpreted by an external battery monitor. It is the cornerstone of a high-performance energy management system, allowing users to precisely track energy flows and optimize their onboard electrical resource usage. Its inherent robustness, due to the absence of active electronic components, makes it a reliable choice for demanding marine environments.

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