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MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 75 A, 250 V AC, 250 V DC - Time-Delay Blade Fuses
MERSENTime-Delay Blade Fuses

MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 75 A, 250 V AC, 250 V DC

The MERSEN A2D-R Series Class RK1 Time-Delay Blade Fuse (MPN A2D75R) is a 75 A, 250 V AC/250 V DC indicating fuse. It provides time-delay overcurrent protection in a blade-type package.

SKU 3G-OTH-28259

Brand
MERSEN
Item
Fuse: Class RK1, A2D-R Series, Time-Delay, 75 A, 250 V AC, 250 V DC
Category
Time-Delay Blade Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A2D75R
Series
A2D-R
Type
A2D-R Series, Time-Delay, 75 A, Indicating
AC
250 V
DC
250 V
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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN A2D-R Series Class RK1 Time-Delay Blade Fuse (MPN A2D75R) is a 75 A, 250 V AC/250 V DC indicating fuse. It provides time-delay overcurrent protection in a blade-type package.

Frequently Asked Questions

What is the MERSEN A2D75R fuse used for?

The MERSEN A2D75R is a Class RK1 time-delay blade fuse rated 75 A, 250 V AC/DC. It provides overcurrent protection in industrial motor circuits, lighting panels, and distribution equipment where high inrush currents occur. Its indicating feature allows quick visual identification of a blown fuse.

What are the specifications of the MERSEN A2D-R Series fuse?

The MERSEN A2D-R Series fuse (MPN A2D75R) is a Class RK1 time-delay blade fuse rated 75 A, 250 V AC and 250 V DC. It features an indicating function for blown-fuse detection. The series is designed for branch-circuit protection in industrial applications requiring time-delay characteristics.

Where to buy MERSEN A2D75R fuses worldwide?

3G Electric supplies the MERSEN A2D75R fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time. We source genuine MERSEN A2D-R Series fuses for industrial customers globally.

How to select the correct MERSEN A2D-R fuse for a circuit?

Select the MERSEN A2D-R fuse based on continuous current (75 A for A2D75R), system voltage (250 V AC/DC), and available fault current. Class RK1 fuses provide high interrupting capacity. Ensure the fuse holder or disconnect switch is rated for Class RK1 blade fuses. Consult a licensed electrician for proper coordination.

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

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