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MERSEN A2D75R Time-Delay Blade Fuse, 75 A, 250 V AC/DC, Indicating - Time-Delay Blade Fuses
MERSENTime-Delay Blade Fuses

MERSEN A2D75R Time-Delay Blade Fuse, 75 A, 250 V AC/DC, Indicating

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
A2D75R Time-Delay Blade Fuse, 75 A, 250 V AC/DC, Indicating
Category
Time-Delay Blade Fuses
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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
A2D75R
Series
A2D-R
Type
A2D-R Series, Time-Delay, 75 A, Indicating
AC
250 V
DC
250 V

Technical Documents

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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.
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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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Compatible alternatives & equivalents

Cross-referenced by specification & description
The MERSEN TR100R is a Class RK5, TR-R series time-delay blade fuse rated for 100 A at 250 V AC and 250 V DC. It is non-indicating and designed for overcurrent protection in industrial electrical systems, such as motor, transformer, and lighting circuits, where temporary inrush currents occur
MERSEN
The MERSEN TR100R is a Class RK5, TR-R series time-delay blade fuse rated for 100 A at 250 V AC and 250 V DC. It is non-indicating and designed for overcurrent protection in industrial electrical systems, such as motor, transformer, and lighting circuits, where temporary inrush currents occur
Class RK5 time-delay blade fuse rated 350 A at 250 V AC and 250 V DC. Non-indicating design for overcurrent protection in industrial circuits with high inrush loads, such as motor starters, transformers, and lighting panels. Part of the TR-R series
MERSEN
Class RK5 time-delay blade fuse rated 350 A at 250 V AC and 250 V DC. Non-indicating design for overcurrent protection in industrial circuits with high inrush loads, such as motor starters, transformers, and lighting panels. Part of the TR-R series
Class RK5 time-delay blade fuse rated 225 A at 250 V AC and 250 V DC. Non-indicating type from the TR-R series. Provides overcurrent protection for circuits with motor loads, transformers, and lighting systems where inrush currents are present
MERSEN
Class RK5 time-delay blade fuse rated 225 A at 250 V AC and 250 V DC. Non-indicating type from the TR-R series. Provides overcurrent protection for circuits with motor loads, transformers, and lighting systems where inrush currents are present
The MERSEN TR200R is a Class RK5 time-delay blade fuse rated 200 A at 250 V AC and 250 V DC. Part of the TR-R Series, this non-indicating fuse provides overcurrent protection in industrial circuits, such as motor control centers, panelboards, and feeder circuits where high inrush currents occur
MERSEN
The MERSEN TR200R is a Class RK5 time-delay blade fuse rated 200 A at 250 V AC and 250 V DC. Part of the TR-R Series, this non-indicating fuse provides overcurrent protection in industrial circuits, such as motor control centers, panelboards, and feeder circuits where high inrush currents occur
Class RK1 time-delay cylindrical fuse rated 20 A at 250 V AC and 250 V DC. Part of the A2D-R series with visual indication for blown fuse identification. Provides overcurrent protection in industrial electrical systems such as motor control centers and distribution panels
MERSEN
Class RK1 time-delay cylindrical fuse rated 20 A at 250 V AC and 250 V DC. Part of the A2D-R series with visual indication for blown fuse identification. Provides overcurrent protection in industrial electrical systems such as motor control centers and distribution panels
Class RK5 time-delay blade fuse rated 500 A at 600 V AC and 600 V DC. Non-indicating design. Intended for overcurrent protection in circuits with high inrush currents, such as motor and transformer applications in industrial electrical systems
MERSEN
Class RK5 time-delay blade fuse rated 500 A at 600 V AC and 600 V DC. Non-indicating design. Intended for overcurrent protection in circuits with high inrush currents, such as motor and transformer applications in industrial electrical systems

More from MERSEN

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Class RK5 time-delay blade fuse rated 175 A at 600 V AC and 600 V DC. Non-indicating design for overcurrent protection in industrial power distribution, motor, and transformer circuits. Handles inrush currents to prevent nuisance opening
MERSEN
Class RK5 time-delay blade fuse rated 175 A at 600 V AC and 600 V DC. Non-indicating design for overcurrent protection in industrial power distribution, motor, and transformer circuits. Handles inrush currents to prevent nuisance opening
Class RK5 time-delay blade fuse rated 100 A at 250 V AC and DC. The indicating feature provides visual confirmation of an open circuit. Suitable for overcurrent protection in motor and transformer circuits where inrush currents are present
MERSEN
Class RK5 time-delay blade fuse rated 100 A at 250 V AC and DC. The indicating feature provides visual confirmation of an open circuit. Suitable for overcurrent protection in motor and transformer circuits where inrush currents are present
Class RK5 time-delay blade fuse rated 250 A at 600 V AC and 600 V DC. Features an indicating function for blown-fuse detection. Suitable for overcurrent and short-circuit protection in motor circuits, switchgear, and control panels
MERSEN
Class RK5 time-delay blade fuse rated 250 A at 600 V AC and 600 V DC. Features an indicating function for blown-fuse detection. Suitable for overcurrent and short-circuit protection in motor circuits, switchgear, and control panels
Class RK5 time-delay blade fuse rated 100 A at 600 V AC and 600 V DC. Features an indicating function that visually signals when the fuse has opened. Suitable for overcurrent protection in branch circuits supplying motor starters, transformers, and other inductive loads
MERSEN
Class RK5 time-delay blade fuse rated 100 A at 600 V AC and 600 V DC. Features an indicating function that visually signals when the fuse has opened. Suitable for overcurrent protection in branch circuits supplying motor starters, transformers, and other inductive loads
Class RK5 time-delay blade fuse from the TRS-R series, rated 450 A at 600 V AC and 600 V DC. Non-indicating design provides overcurrent protection for industrial motor circuits, transformers, and power distribution equipment, accommodating temporary inrush currents without nuisance opening
MERSEN
Class RK5 time-delay blade fuse from the TRS-R series, rated 450 A at 600 V AC and 600 V DC. Non-indicating design provides overcurrent protection for industrial motor circuits, transformers, and power distribution equipment, accommodating temporary inrush currents without nuisance opening
Class RK5 time-delay blade fuse rated 75 A at 600 V AC and 600 V DC. Non-indicating type from the TRS-R series. Suitable for overcurrent protection in motor circuits, transformers, and lighting panels
MERSEN
Class RK5 time-delay blade fuse rated 75 A at 600 V AC and 600 V DC. Non-indicating type from the TRS-R series. Suitable for overcurrent protection in motor circuits, transformers, and lighting panels
Class RK5 time-delay blade fuse from the TRS-RID series, rated 90 A at 600 V AC and 600 V DC. The indicating function provides visual blown-fuse detection. Designed for overcurrent protection of motor circuits, transformers, and other inductive loads where inrush currents are present
MERSEN
Class RK5 time-delay blade fuse from the TRS-RID series, rated 90 A at 600 V AC and 600 V DC. The indicating function provides visual blown-fuse detection. Designed for overcurrent protection of motor circuits, transformers, and other inductive loads where inrush currents are present
Class RK5 time-delay blade fuse rated 300 A at 250 V AC and 250 V DC. Features visual indication for blown fuse status. Suitable for overcurrent protection in industrial motor circuits, transformers, and lighting panels
MERSEN
Class RK5 time-delay blade fuse rated 300 A at 250 V AC and 250 V DC. Features visual indication for blown fuse status. Suitable for overcurrent protection in industrial motor circuits, transformers, and lighting panels