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MERSEN Fuse Block: Open Block Design, 1 Pole, 480 V AC, Quick Connect/Screw - Fuse Blocks for UL Class G Fuses
MERSENFuse Blocks for UL Class G Fuses

MERSEN Fuse Block: Open Block Design, 1 Pole, 480 V AC, Quick Connect/Screw

The MERSEN Fuse Block with Open Block Design is a 1-pole, 480 V AC unit for UL Class G fuses, featuring Quick Connect/Screw terminals and a Non-Indicating design (MPN 40311G). 3G Electric interprets your demand for…

SKU 3G-OTH-23977

Also listed as: 40311 G · 40311-G

Brand
MERSEN
Item
Fuse Block: Open Block Design, 1 Pole, 480 V AC, Quick Connect/Screw
Category
Fuse Blocks for UL Class G Fuses
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MERSEN
Manufacturer Part Number
40311G
Type
Quick Connect/Screw, Non-Indicating
AC
480 V
Pole
1

Technical Documents

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

Product Description

The MERSEN Fuse Block with Open Block Design is a 1-pole, 480 V AC unit for UL Class G fuses, featuring Quick Connect/Screw terminals and a Non-Indicating design (MPN 40311G). 3G Electric interprets your demand for this OEM component, sourcing it across 14 industrial departments with specialist depth in electrical controls.

Frequently Asked Questions

What is the MERSEN 40311G fuse block used for?

The MERSEN 40311G fuse block is used to safely mount and connect UL Class G fuses in industrial control panels, motor circuits, and branch circuit protection. Its open block design with quick-connect/screw terminals suits applications requiring reliable overcurrent protection up to 480 V AC.

What are the specifications of the MERSEN 40311G fuse block?

The MERSEN 40311G is a 1-pole, open-block fuse block rated for 480 V AC. It accepts UL Class G fuses and features quick-connect/screw terminals for wiring. The non-indicating design provides basic fuse holding without blown-fuse indication. MERSEN manufactures this model under part number 40311G.

Where to buy the MERSEN 40311G fuse block worldwide?

3G Electric supplies the MERSEN 40311G fuse block worldwide. As a global industrial 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 MERSEN fuse block to any country.

How to install the MERSEN 40311G fuse block?

Mount the MERSEN 40311G on a flat surface using the integral mounting holes. Connect line and load wires to the quick-connect terminals or screw terminals per the wiring diagram. Insert a UL Class G fuse of the correct amperage rating. Ensure the circuit is de-energized 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.

MERSEN Products

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

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