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MERSEN USM3I Midget Fuse Block, 3 Pole, 600 V AC, DIN Rail Mount, Pressure Plate - Midget Fuse Blocks
MERSENMidget Fuse Blocks

MERSEN USM3I Midget Fuse Block, 3 Pole, 600 V AC, DIN Rail Mount, Pressure Plate

The MERSEN USM3I is a 3-pole, finger-safe midget fuse block rated for 600 V AC. It features DIN rail mounting and pressure plate termination, providing a secure and touch-safe solution for industrial circuit protection.

SKU 3G-OTH-22907

Brand
MERSEN
Item
USM3I Midget Fuse Block, 3 Pole, 600 V AC, DIN Rail Mount, Pressure Plate
Part Number
USM3I
Category
Midget Fuse Blocks
Available to Order
Also known as:USM3IMERSEN
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Technical Specifications

MERSEN
Manufacturer Part Number
USM3I
Type
DIN Rail Mounting, Pressure Plate Termination
AC
600 V
Pole
3

Technical Documents

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

Product Description

The MERSEN USM3I is a 3-pole, finger-safe midget fuse block rated for 600 V AC. It features DIN rail mounting and pressure plate termination, providing a secure and touch-safe solution for industrial circuit protection.

Frequently Asked Questions

What is the MERSEN USM3I fuse block used for?

The MERSEN USM3I is a finger-safe, 3-pole midget fuse block rated for 600 V AC. It is used in industrial control panels, motor control centers, and distribution boards to safely hold and protect midget fuses, preventing accidental contact with live parts.

What are the specifications of the MERSEN USM3I fuse block?

The MERSEN USM3I is a 3-pole, finger-safe midget fuse block rated for 600 V AC. It features DIN rail mounting and pressure plate termination. The manufacturer part number is USM3I. It is designed for use with midget fuses in industrial applications.

Where to buy the MERSEN USM3I fuse block worldwide?

You can source the MERSEN USM3I fuse block through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this item.

How to install the MERSEN USM3I fuse block on a DIN rail?

To install the MERSEN USM3I, snap the fuse block onto a standard 35 mm DIN rail until it locks in place. Ensure the rail is securely mounted. Terminate wires using the pressure plate connections, tightening to the manufacturer's recommended torque. Always de-energize circuits before installation.

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.
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MERSEN Products

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

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