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MERSEN Fuse Block: Finger-Safe, 3 Pole, 600 V AC, DIN Rail Mounting - UL Class J Fuse Blocks
MERSENUL Class J Fuse Blocks

MERSEN Fuse Block: Finger-Safe, 3 Pole, 600 V AC, DIN Rail Mounting

The MERSEN US3J3 is a 3-pole, finger-safe UL Class J fuse block rated for 600 V AC. It features DIN rail mounting and pressure plate termination, providing a secure, touch-safe connection for industrial power…

SKU 3G-OTH-22457

Brand
MERSEN
Item
Fuse Block: Finger-Safe, 3 Pole, 600 V AC, DIN Rail Mounting
Category
UL Class J Fuse Blocks
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
US3J3
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 US3J3 is a 3-pole, finger-safe UL Class J fuse block rated for 600 V AC. It features DIN rail mounting and pressure plate termination, providing a secure, touch-safe connection for industrial power distribution.

Frequently Asked Questions

What is the MERSEN US3J3 fuse block used for?

The MERSEN US3J3 is a finger-safe, 3-pole fuse block designed for UL Class J fuses. It is used in industrial power distribution and motor control circuits to safely hold and connect fuses, protecting equipment from overcurrent. Common applications include panel building, switchgear, and machinery requiring 600 V AC protection.

What are the specifications of the MERSEN US3J3 fuse block?

The MERSEN US3J3 is a 3-pole, finger-safe fuse block rated for 600 V AC. It features DIN rail mounting and pressure plate termination. This UL Class J block accepts Class J fuses and is designed for secure, touch-safe installation in industrial control panels. The manufacturer part number is US3J3.

Where to buy the MERSEN US3J3 fuse block worldwide?

3G Electric supplies the MERSEN US3J3 fuse block worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver genuine MERSEN components to support your industrial projects.

How to install the MERSEN US3J3 fuse block on a DIN rail?

To install the MERSEN US3J3, snap the fuse block onto a standard 35 mm DIN rail until it locks. Use pressure plate termination to secure wires by tightening the screws. Ensure the fuse block is oriented correctly for finger-safe access. Always follow NEC and local codes for proper fuse sizing and circuit protection.

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 ul class j 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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