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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Prihranek 13%

Blue Sea Systems

5191B-BSS

Blok-fusible terminal MRBF - 30 do 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 bulk and failure points. The MRBF fuse is sold separately.

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34,46€

34,46€ ~~39,72€~~

DDV vključen Dostava se izračuna ob plačilu.

Malo zaloge

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

thanks to our network of certified installers

Find an installer

Support service

Choose complementary installation support

Technical specifications

Vrsta varovalke	MRBF
Nazivna napetost	12/24
Jakost toka	300.0
Obseg združljivih varovalnih kalibrov	30-300
Prekinilna sposobnost v primeru kratkega stika (kA)	10.0
Število varovalcev	1.0
Tip montaže	Montage sur borne de batterie
Velikost vijakov	8
Veličina navoja priključka	8
Zaščitni pokrov je vključen	Oui
Zaščita pred vžigom	Oui
IP razred	IP66
Usklajenost z ABYC	Oui
Material kontaktov	Cuivre étamé
Material ohišja	Plastique
Priporočeni navor stiskanja priključkov	11.0
Dimenzije (D x V x G)	63 x 47 x 21 mm
Teža	0.07
Območje delovnih temperatur	-25 à +85
Certifikati	ABYC,USCG,SAE J1171,CE
Proizvajalec	Blue Sea Systems
Kategorija izdelka – nivo 0	Électricité
Kategorija izdelka – nivo 1	Câblage électrique
Kategorija izdelka – nivo 2	Fusibles
Oblika faktorja izdelka	Bloc-fusible terminal
Serija izdelkov	MRBF
Tip izdelka	Bloc-fusible
Volume Cm3	62.121

Detailed description

Namenjen zaščiti visokointenzitetnih krogov v morskih sistemih, blok-fusible terminal MRBF podjetja BLUE SEA je kompaktna rešitev za uporabe od 30 do 300 amperov. Ta naprava se namešča neposredno na baterijski priključek, kar odpravi potrebo po dolgih kablovih za fusible in zmanjša število stikov za povečanje zanesljivosti. Dimenzionirana je za napetosti 12/24 V in uporablja vijak M8 za povezavo.

Zaščita glavnih krogov

Koncept MRBF (Mega/Medium Rated Bolt-down Fuse) se razlikuje od tradicionalnih nosilcev fusiblev v vrstici po svoji kompaktni obliki in sposobnosti obvladovanja visokih tokov. V nasprotju z fusibli ATO/ATC ali maxi-fusibli je MRBF namenjen predvsem uporabam pri zagonu, vitlih ali pretvornikih, kjer je potrebna zaščita od 30 do 300 amperov. Predstavlja alternativo termičnim odklopnikom za primarno zaščito baterije, zlasti na jadrnicah in motornih čolnih, kjer je prostor omejen, hkrati pa upošteva standarde ABYC za zaščito baterijskih krogov.

Namestitev in združljivost

Namestitev blok-fusible terminala MRBF podjetja BLUE SEA je olajšana zaradi zasnove, ki omogoča neposredno nameščanje na baterijski priključek. Ta pristop zmanjšuje prostorsko zahtevnost in težo kablov ter minimalizira morebitne padce napetosti. Kompatibilen je z električnimi sistemi 12 V in 24 V, kar pokriva širok razpon rekreativnih plovil in majhnih delovnih enot. Za tokove pod 30 A ali sekundarne kroge BLUE SEA ponuja druge rešitve, kot so blok-fusible ST Blade ali ponovljivo vklopni odklopniki, vendar MRBF ostaja referenčna rešitev za zaščito glavnih visokoporabnih krogov.

Expert review

Pol CONIN

Odgovorni digitalni delavec

« Robust protection of main marine circuits with the MRBF »

Installing a BLUE SEA MRBF terminal fuse block is a sound technical choice for primary protection of house or starter batteries, as well as high-current circuits such as 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 critical to select the MRBF fuse rating (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 protection that is easily accessible 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 resistance to vibration.

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Blok-fusible terminal MRBF - 30 do 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 high-intensity applications in marine systems. It features a compact design and is installed directly 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?

The main advantages of the MRBF terminal fuse block are:

Reduced footprint: Its compact 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 complies with ABYC standards for battery circuit protection.

For which marine applications is this fuse block best suited?

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 powerboats 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 stud size of 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.

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

This fuse block is specifically designed to be used with MRBF (Mega/Medium Rated Bolt-down Fuse) type fuses. It is essential 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.