Mersen A25X30-1 - A25X Amp-trap Semiconductor Protection fuses are intended for the protection of Power Semiconductors such as Diodes, Phase Control SCR's and other power Semiconductor devices 250 Volts 30 Amps A25X series.
Mersen

A25X30-1

Alternate Item Number: 782001942267

UPC: 782001942267

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Overview

The Mersen A25X30-1 Amp-trap Semiconductor Protection Fuse (SKU: A25X30-1) is a critical component engineered for the robust protection of sensitive power semiconductor devices. Designed by Mersen, a recognized leader in electrical protection solutions, this fuse is specifically tailored to safeguard high-power components such as diodes, phase control SCRs (Silicon Controlled Rectifiers), and other advanced power semiconductor elements from damaging overcurrents and short circuits. With a voltage rating of 250 Volts and a current rating of 30 Amps, the A25X30-1 fuse offers precise and reliable protection, ensuring the longevity and operational integrity of your valuable equipment. In demanding industrial environments, power semiconductors are the backbone of numerous systems, from motor drives and power supplies to renewable energy converters and industrial automation. The failure of these components can lead to significant downtime, costly repairs, and potential safety hazards. The Mersen A25X series, including the A25X30-1 model, is built to address these challenges head-on. These fuses are characterized by their fast-acting response, which is essential for mitigating the rapid rise of fault currents that can instantly destroy semiconductor junctions. Their ability to absorb substantial energy during a fault event, while precisely interrupting the circuit, makes them an indispensable part of any effective semiconductor protection strategy. Key features and benefits of the Mersen A25X30-1 Amp-trap Semiconductor Protection Fuse include: * **Specialized Semiconductor Protection:** Explicitly designed for the unique protection needs of power diodes, SCRs, and other semiconductor devices, offering a higher level of specificity than general-purpose fuses. * **High Interrupting Rating:** Capable of safely interrupting high fault currents, preventing catastrophic damage to the protected semiconductor and associated circuitry. * **Fast-Acting Response:** Provides rapid disconnection upon detecting overcurrents, minimizing the duration of stress on sensitive semiconductor components. * **Robust Construction:** Manufactured with high-quality materials to withstand the rigors of industrial environments and ensure long-term reliability. * **Optimized for 250V/30A Applications:** Precisely rated to match the operational parameters of many common power semiconductor configurations, simplifying selection and ensuring compatibility. Selecting the correct semiconductor protection fuse is paramount. Factors such as the semiconductor's peak repetitive forward current (I_FRM), peak repetitive reverse voltage (V_RRM), and the expected fault current levels within the circuit must be carefully considered. The Mersen A25X30-1 is an excellent choice for applications where these parameters align with its 250V and 30A ratings. Its integration into power electronic systems contributes to overall system reliability, reduces maintenance costs, and enhances operational safety. Trust Mersen's extensive experience and commitment to quality to provide the ultimate protection for your critical power semiconductor investments.
  • Designed for protection of power semiconductor devices (diodes, SCRs)
  • 250 Volt AC/DC rating
  • 30 Ampere current rating
  • Fast-acting interruption for semiconductor safeguarding
  • Mersen A25X series for reliable industrial protection

Specifications

Brand Name
Ferraz Shawmut
Current Rating
30 A
Series
A25X
Voltage Rating
250 V
Package Dimensions (L x W x H)
2 IN x 0.56 IN x 0.56 IN
Package Dimensions (L x W x H)
5.08 cm x 14.224 mm x 14.224 mm
Package Weight (Imperial)
0.040 L
Package Weight (Metric)
0.018 kg
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20

C331156

Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8

1SCM8

Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8
9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in
POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

LCC5

POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

Frequently Asked Questions about Mersen

What industries and applications are Mersen products used for?

Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.

What are the main product lines offered by Mersen?

Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.

What are the key features of Mersen products?

Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.

What environmental ratings do Mersen products have?

Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.

What accessories are available for Mersen products?

Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.

How are Mersen products typically installed?

Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.

What certifications and standards do Mersen products comply with?

Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.

What technical support does Mersen offer?

Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.