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MERSEN Fuse: SMF Series, Time-Delay, 3 A - Time-Delay Fuses with Integrated Insulating Caps
MERSENTime-Delay Fuses with Integrated Insulating Caps

MERSEN Fuse: SMF Series, Time-Delay, 3 A

The MERSEN SMF Series Time-Delay Fuse (MPN SMF3) is a 3 A, 300 V AC cylindrical fuse with integrated insulating caps. This time-delay fuse is designed for overcurrent protection in industrial equipment.

SKU 3G-OTH-24021

Brand
MERSEN
Item
Fuse: SMF Series, Time-Delay, 3 A
Category
Time-Delay Fuses with Integrated Insulating Caps
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Technical Specifications

MERSEN
Manufacturer Part Number
SMF3
Series
SMF
Body Style
Cylindrical
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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN SMF Series Time-Delay Fuse (MPN SMF3) is a 3 A, 300 V AC cylindrical fuse with integrated insulating caps. This time-delay fuse is designed for overcurrent protection in industrial equipment.

Frequently Asked Questions

What is the MERSEN SMF3 fuse used for?

The MERSEN SMF3 is a 3 A, 300 V AC time-delay fuse used for overcurrent protection in industrial equipment. Its integrated insulating caps and cylindrical body make it suitable for applications where space is limited and reliable protection against sustained overloads is required.

What are the specifications of the MERSEN SMF3 fuse?

The MERSEN SMF3 is a cylindrical time-delay fuse rated at 3 A and 300 V AC. It belongs to the SMF series and features integrated insulating caps. The manufacturer part number is SMF3. These specifications ensure compatibility with standard industrial fuse holders and protection circuits.

Where to buy MERSEN SMF3 fuses worldwide?

3G Electric supplies MERSEN SMF3 fuses worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the SMF3 fuse.

How to select the correct MERSEN SMF3 fuse for an application?

To select the MERSEN SMF3, verify your circuit's voltage does not exceed 300 V AC and the continuous current is below 3 A. Ensure the fuse holder accepts cylindrical body fuses with integrated caps. For time-delay applications, the SMF3 handles inrush currents without nuisance tripping.

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 time-delay fuses with integrated insulating caps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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