Mersen GDL-V20 - 250V Time Delay Glass 1/4" x 1 1/4" 32V Volts 20 amps GDL-V (pigtail leads) series.
Mersen

GDL-V20

Alternate Item Number: 782001230852

UPC: 782001230852

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Minimum Qty: 10

Multiplier: 10

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Overview

The **Mersen GDL-V20** is a high-performance **time delay glass fuse** engineered for industrial and commercial applications where reliable overcurrent protection is critical. Designed with a **250V voltage rating** and **20A current rating**, this fuse provides robust defense against short circuits and overloads in demanding environments. Its **1/4" x 1 1/4" glass body** ensures durability while the **pigtail lead connection** offers versatile installation options, including PC board mounting and axial lead configurations. The time-delay characteristic allows it to withstand temporary surges, making it ideal for protecting sensitive electronic components, motors, transformers, and control circuits. Mersen, a global leader in electrical protection and thermal management solutions, manufactures the GDL-V20 to meet stringent **UL Listed and CSA Certified** safety standards. This certification ensures compliance with U.S. and Canadian electrical codes, providing peace of mind for engineers and technicians in industrial, automotive, and renewable energy sectors. The fuse’s **32VAC rating at 300A interrupting rating (I.R.)** makes it particularly suitable for low-voltage power distribution systems, while its **250VAC rating at 35A I.R.** ensures compatibility with higher-voltage applications. **Key Applications:** - Industrial control panels and machinery - Power supplies and converters - Motor starters and variable frequency drives (VFDs) - Lighting systems and LED drivers - Renewable energy inverters and battery management systems - Automotive and transportation electronics - HVAC and refrigeration systems **Why Choose Mersen GDL-V20?** - **Time-Delay Design:** Tolerates transient overloads without nuisance tripping, reducing downtime in critical systems. - **High Interrupting Rating:** Safely handles fault currents up to **300A at 32VAC** and **35A at 250VAC**, ensuring system integrity during faults. - **Versatile Mounting:** Compatible with **axial lead** and **PC mount** configurations, adapting to diverse installation requirements. - **Glass Body Construction:** Provides visual inspection of fuse status and robust mechanical strength. - **Industry-Recognized Certifications:** **UL Listed and CSA Certified**, meeting global safety standards for electrical protection. **Installation and Selection Considerations:** When selecting a fuse for industrial applications, professionals prioritize **interrupting rating, voltage compatibility, and time-delay characteristics**. The GDL-V20 excels in these areas, offering a balance between fast response to severe faults and tolerance for harmless inrush currents. For optimal performance, ensure the fuse is rated for the system’s maximum voltage and fault current. Mersen’s engineering expertise ensures that the GDL-V20 delivers consistent protection across a wide range of operating conditions, from harsh industrial environments to sensitive electronic circuits. **Industry Trust in Mersen:** As a trusted name in electrical protection, Mersen serves industries such as **automotive, aerospace, energy, and industrial automation** with solutions that enhance safety and reliability. The GDL-V20 series is a testament to Mersen’s commitment to innovation, quality, and compliance, making it a preferred choice for engineers seeking dependable overcurrent protection. Whether protecting a motor drive in a factory or a power supply in a renewable energy system, the GDL-V20 provides the performance and durability required for mission-critical applications.
  • 20A current rating with 250V voltage rating for industrial applications
  • Time-delay design tolerates transient overloads without nuisance tripping
  • High interrupting rating: 300A at 32VAC and 35A at 250VAC
  • UL Listed and CSA Certified for compliance with U.S. and Canadian safety standards
  • Versatile mounting options: pigtail leads and axial lead configurations
  • Glass body construction for durability and visual inspection
  • Ideal for protecting motors, transformers, power supplies, and control circuits
  • Manufactured by Mersen, a global leader in electrical protection solutions

Specifications

Amperage Rating
20 A
Application
Electronic circuits
Brand Name
Ferraz Shawmut
Connection
Axial Leads
Connection Type
Pigtail Leads
Current Rating
20A
Interrupt Rating
0.3 kA
Material
Glass
Mounting
Surface
Series
GDL-V
Size
1/4" x 1 1/4"
Special Features
Glass Body Time-Delay 1/4" X 1/4"
Standard
UL/CSA Std.248-14 1/16A - 8A, 250VAC UL Listed, CSA Certified 10A - 15A 125VAC UL Listed, CSA Certified 20A - 30A, 32VAC UL Listed to U.S. and Canadian safety standards RoHS Compliant
Type
Electronic Fuses
Voltage Rating
32V VAC
Voltage Rating
250VAC
Package Dimensions (L x W x H)
4.25 IN x 0.25 IN x 0.25 IN
Package Dimensions (L x W x H)
10.795 cm x 6.35 mm x 6.35 mm
Package Weight (Imperial)
0.010 L
Package Weight (Metric)
0.005 kg
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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.

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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.