Bloc-fusible terminal MRBF - 30 à 300 A - MRBF Terminal Fuse Block - 30 to 300A

Bloc-fusible terminal MRBF - 30 à 300 A - Mounting Diagram

Bloc-fusible terminal MRBF - 30 à 300 A - Dimensioned Drawing

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Sutaupyta suma: 13%

Blue Sea Systems

5191B-BSS

MRBF gnybdinio saugiklio blokas – 30–300 A

The BLUE SEA MRBF terminal fuse block (30-300A, 12/24V) provides compact and reliable protection for high-current marine circuits. Designed for direct mounting on M8 battery terminals, it secures electrical installations by reducing space requirements and failure points. The MRBF fuse is sold separately.

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34,46€

34,46€ ~~39,72€~~

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Free pickup point from 150€ in France
Pickup at Skysat possible

Custom installation

Trust Skysat to install the equipment on board

Request a quote

Installers near you

through our network of certified installers

Find an installer

Support service

Choose additional assistance for installation

Technical specifications

Lydžio tipas	MRBF
Nominalioji įtampa	12/24
Ampiražas	300.0
Suderinamo saugiklio veržlių diapazonas	30-300
Trumpojo jungimo atjungimo galia (kA)	10.0
Apsauginių įtaisų skaičius	1.0
Montavimo tipas	Montage sur borne de batterie
Standžių dydis (mm)	8
Gnybto sriegio dydis (mm)	8
Apsauginis dangtis įtrauktas	Oui
Sprogimo rizikos apsauga	Oui
IP klasifikacija	IP66
ABYC atitikimas	Oui
Kontaktų medžiaga	Cuivre étamé
Korpusas: medžiaga	Plastique
Rekomenduojamas gnybtų sukimo momentas (Nm)	11.0
Matmenys (P x A x G)	63 x 47 x 21 mm
Svoris	0.07
Veikimo temperatūros diapazonas	-25 à +85
Sertifikatai	ABYC,USCG,SAE J1171,CE
Gamintojas	Blue Sea Systems
Produkto kategorija (0 lygis)	Électricité
Produkto kategorija (1 lygis)	Câblage électrique
Produkto kategorija (2 lygis)	Fusibles
Produkto formos faktorius	Bloc-fusible terminal
Produkto linija	MRBF
Produkto tipas	Bloc-fusible
Volume Cm3	62.121

Detailed description

Skirtas aukštos srovės grandinių apsaugai jūrinėse sistemose, BLUE SEA MRBF gnybdinio saugiklio blokas yra kompaktiška 30–300 amperų srovės įranga. Šis įrenginys montuojamas tiesiogiai ant akumuliatoriaus gnybto, todėl nereikia ilgo saugiklio kabelio ir sumažinamas jungčių skaičius, didinant patikimumą. Jis skirtas 12/24 V įtampai ir naudoja M8 varžto jungtį.

Pagrindinių grandinių apsauga

MRBF (Mega/Medium Rated Bolt-down Fuse) koncepcija skiriasi nuo tradicinių linijinių saugiklių laikiklių savo kompaktišku formatu ir gebėjimu valdyti dideles sroves. Skirtingai nuo ATO/ATC ar maxi-saugiklių, MRBF specialiai suprojektuotas startavimo sistemoms, gręžtuvams ar keitikliams, kuriuose reikalinga 30–300 amperų srovės apsauga. Jis siūlo alternatyvą termiškiems saugikliams, apsaugant pirminę akumuliatoriaus grandinę, ypač jachtose ir motoriniuose laivuose, kur erdvė ribota, laikantis ABYC standartų akumuliatoriaus grandinių apsaugai.

Įrengimas ir suderinamumas

BLUE SEA MRBF gnybdinio saugiklio bloko įrengimas supaprastintas dėl dizaino, leidžiančio montuoti tiesiogiai ant akumuliatoriaus gnybto. Šis požiūris sumažina kabelių apimtį ir svorį, o potencialų įtampos kritimą. Jis suderinamas su 12 V ir 24 V elektros sistemomis, apimantis didelę laivų ir mažų darbinių laivų įvairovę. Mažesnėms srovėms ar antrinėms grandinėms BLUE SEA siūlo kitas alternatyvas, pvz., ST Blade saugiklių blokus arba perjungiamuosius saugiklius, tačiau MRBF išlieka etalonu stiprios srovės pagrindinių grandinių apsaugai.

Expert review

Pol CONIN

Digital Manager

« Robust protection of main marine circuits with the MRBF »

Installing a BLUE SEA MRBF terminal fuse block is a sound technical decision for primary protection of service or starter batteries, as well as high-consumption circuits like windlasses, bow thrusters, or inverters. Its design allows direct mounting on the battery terminal, minimizing the length of unprotected cables and reducing the risk of fire in the event of a major short circuit. This solution is particularly relevant for installations where space is limited and reliability is critical, avoiding remote fuse holders and their additional wiring.

It is crucial to select the MRBF fuse amperage (sold separately) to match the capacity of the cable it protects and the maximum consumption of the equipment. A common mistake is to oversize the fuse relative to the cable, thereby compromising safety. This type of block is ideal for medium to large boats requiring robust and accessible protection for main circuits. For systems with frequent disconnection or reset requirements, a thermal circuit breaker of similar capacity may be considered, but the MRBF excels in simplicity and vibration resistance.

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MRBF gnybdinio saugiklio blokas – 30–300 A

34,46€

34,46€ ~~39,72€~~

Frequently asked questions

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What is an MRBF terminal fuse block?

The BLUE SEA MRBF (Mega/Medium Rated Bolt-down Fuse) terminal fuse block is a high-current circuit protection device designed for marine applications. It features a compact design and direct installation on the battery terminal, reducing fuse cable lengths and connection points for improved reliability.

What is the supported amperage range for this MRBF fuse block?

This fuse block is designed to protect circuits with an amperage range from 30 to 300 amperes. It is essential to select the appropriate MRBF fuse for your circuit's amperage.

What are the advantages of using an MRBF fuse block compared to traditional fuse holders?

Main advantages of the MRBF terminal fuse block are:

Compact footprint: Its small design allows direct mounting on the battery terminal.Increased reliability: It minimizes connection points and reduces fuse cable length.High-current protection: It is specifically designed to handle high currents.Compliance: It meets ABYC standards for battery circuit protection.

For which marine applications is this fuse block most suitable?

This fuse block is ideal for protecting high-current main circuits on vessels, particularly for:

Engine starters.Winch motors.Power inverters.Primary battery protection on sailboats and motorboats where space is limited.

Is this fuse block compatible with 12V and 24V electrical systems?

Yes, the BLUE SEA MRBF terminal fuse block is compatible with 12V and 24V electrical systems, making it suitable for a wide range of recreational boats and small workboats.

What is the size of the stud on the battery terminal required to install this fuse block?

This fuse block is designed to be installed on a battery terminal with an M8 stud.

What type of fuse should be used with this terminal fuse block?

This fuse block is specifically designed for use with MRBF (Mega/Medium Rated Bolt-down Fuse) type fuses. It is important to use only fuses of this type to ensure proper and secure protection of your circuit.

How is the MRBF terminal fuse block installed on the battery?

Installing the MRBF terminal fuse block is simplified by its design, which allows direct mounting on the battery terminal. This method reduces clutter, cable weight, and minimizes potential voltage drops by eliminating the need for long fuse cables.