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MERSEN Fuse: Class H, RF Series, Fast-Acting, 3 A, 250 V AC - Fast-Acting Cylindrical Fuses
MERSENFast-Acting Cylindrical Fuses

MERSEN Fuse: Class H, RF Series, Fast-Acting, 3 A, 250 V AC

The MERSEN RF Series Fast-Acting Cylindrical Fuse is a Class H, non-indicating fuse rated at 3 A and 250 V AC. Manufactured by MERSEN under part number RF3, this fast-acting fuse is designed for overcurrent…

SKU 3G-OTH-27480

Brand
MERSEN
Item
Fuse: Class H, RF Series, Fast-Acting, 3 A, 250 V AC
Category
Fast-Acting Cylindrical Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
RF3
Series
RF

Technical Documents

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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN RF Series Fast-Acting Cylindrical Fuse is a Class H, non-indicating fuse rated at 3 A and 250 V AC. Manufactured by MERSEN under part number RF3, this fast-acting fuse is designed for overcurrent protection in industrial electrical circuits.

Frequently Asked Questions

What is the MERSEN RF3 fuse used for?

The MERSEN RF3 fast-acting cylindrical fuse provides overcurrent protection in industrial electrical circuits. It is rated 3 A and 250 V AC, making it suitable for branch circuits and equipment where rapid response to short circuits is required.

What are the specifications of the MERSEN RF3 fuse?

The MERSEN RF3 is a Class H, fast-acting, non-indicating cylindrical fuse rated at 3 A and 250 V AC. It is part of the RF Series and manufactured under MPN RF3. This fuse is designed for overcurrent protection in industrial applications.

Where to buy MERSEN RF3 fuses worldwide?

3G Electric supplies MERSEN RF3 fuses worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the RF3 fuse for your project.

How to select the correct MERSEN RF3 fuse for my application?

To select the correct MERSEN RF3 fuse, verify your circuit voltage does not exceed 250 V AC and the continuous current does not exceed 3 A. Ensure the fuse holder accommodates Class H cylindrical fuses. For fast-acting protection, the RF3 is suitable for circuits with sensitive components.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

3G Electric supplies MERSEN fast-acting cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
MERSEN Fuse: Class H, RF Series, Fast-Acting, 6 A, 250 V AC, Non-Indicating (MPN RF6)
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MERSEN Fuse: Class H, RF Series, Fast-Acting, 6 A, 250 V AC, Non-Indicating (MPN RF6)
MERSEN Fuse: Class H, RF Series, Fast-Acting, 20 A, 250 V AC, Non-Indicating (MPN RF20)
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MERSEN Fuse: Class H, RF Series, Fast-Acting, 20 A, 250 V AC, Non-Indicating (MPN RF20)
MERSEN Fuse: Class H, RF Series, Fast-Acting, 5 A, 250 V AC, Non-Indicating (MPN RF5)
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MERSEN Fuse: Class H, RF Series, Fast-Acting, 5 A, 250 V AC, Non-Indicating (MPN RF5)
MERSEN Fuse: Class H, RF Series, Fast-Acting, 10 A, 250 V AC, Non-Indicating (MPN RF10)
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MERSEN Fuse: Class H, RF Series, Fast-Acting, 10 A, 250 V AC, Non-Indicating (MPN RF10)
MERSEN Fuse: Class H, RF Series, Fast-Acting, 15 A, 250 V AC, Non-Indicating (MPN RF15)
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MERSEN Fuse: Class H, RF Series, Fast-Acting, 15 A, 250 V AC, Non-Indicating (MPN RF15)
MERSEN Fuse: Class H, RF Series, Fast-Acting, 50 A, 250 V AC, Non-Indicating (MPN RF50)
MERSEN
MERSEN Fuse: Class H, RF Series, Fast-Acting, 50 A, 250 V AC, Non-Indicating (MPN RF50)

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