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MERSEN Fuse Block: Open Block Design, 1 Pole, 250 V AC, Box Lug - Fuse Blocks for UL Class RK1 & RK5 Fuses
MERSENFuse Blocks for UL Class RK1 & RK5 Fuses

MERSEN Fuse Block: Open Block Design, 1 Pole, 250 V AC, Box Lug

SKU 3G-OTH-25161

Brand
MERSEN
Item
Fuse Block: Open Block Design, 1 Pole, 250 V AC, Box Lug
Category
Fuse Blocks for UL Class RK1 & RK5 Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
20306R
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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the MERSEN 20306R fuse block used for?

The MERSEN 20306R fuse block is used to safely mount and connect UL Class RK1 and RK5 fuses in industrial electrical circuits. It provides a single-pole, open-block design with box lug terminals for secure wiring, commonly applied in motor control centers, panelboards, and distribution equipment requiring 250 V AC protection.

What are the specifications of the MERSEN 20306R fuse block?

The MERSEN 20306R is a 1-pole, open-block fuse block rated for 250 V AC. It accepts UL Class RK1 and RK5 fuses and features box lug terminals for reliable wire connections. The non-indicating design means no blown-fuse indicator is included. This model is manufactured by MERSEN under part number 20306R.

Where to buy the MERSEN 20306R fuse block worldwide?

3G Electric supplies the MERSEN 20306R fuse block 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; we source and deliver this fuse block to support your electrical infrastructure needs.

How to install the MERSEN 20306R fuse block?

To install the MERSEN 20306R fuse block, mount it securely on a flat surface using the provided slots. Connect incoming and outgoing wires to the box lug terminals, tightening to the manufacturer's recommended torque. Insert the appropriate Class RK1 or RK5 fuse. Always de-energize circuits before installation and follow local electrical codes.

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 fuse blocks for ul class rk1 & rk5 fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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