Mersen GDL-V1/32 - 250V Time Delay Glass 1/4" x 1 1/4" 250V Volts 0.03125 amps GDL-V (pigtail leads) series.
Mersen

GDL-V1/32

Alternate Item Number: 782001305154

UPC: 782001305154

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Minimum Qty: 10

Multiplier: 10

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Overview

The **Mersen GDL-V1/32** is a precision-engineered **time delay glass fuse** designed for critical low-current industrial applications where reliable overcurrent protection is essential. Rated at **250V** and **0.03125A**, this fuse combines a compact **1/4" x 1 1/4"** glass body with **pigtail leads** for simplified installation and secure connections in tight spaces. Part of Mersen’s trusted **GDL-V series**, it delivers superior performance in sensitive electronic circuits, control panels, and power supply systems where transient surges or brief overloads must not trigger nuisance tripping. **Key Features & Benefits:** - **Time-Delay Operation:** The GDL-V1/32 is engineered to tolerate brief inrush currents or transient spikes—common in inductive loads like relays, solenoids, or motor starters—without premature failure. This ensures uninterrupted operation in applications where momentary overloads are expected, such as PLCs, sensors, or communication interfaces. - **High Voltage Rating (250V):** Suitable for both 120V and 230V industrial systems, this fuse provides robust protection in control cabinets, test equipment, and instrumentation where higher voltage transients may occur. - **Low Current Rating (0.03125A):** Ideal for protecting delicate components like microcontrollers, signal conditioners, or low-power logic circuits from sustained overcurrent conditions. The precise rating ensures minimal false trips while maintaining safety compliance. - **Glass Construction:** The transparent glass body allows visual inspection of the fuse element, enabling quick diagnostics of blown fuses in the field. Glass fuses also offer superior dielectric strength and thermal stability compared to ceramic alternatives in low-current applications. - **Pigtail Leads:** The integrated leads simplify installation in compact enclosures or on printed circuit boards (PCBs), eliminating the need for additional terminals or soldering. This feature is particularly advantageous in retrofits or space-constrained designs. **Industry Applications:** The GDL-V1/32 is a workhorse in industries where **low-current, high-reliability protection** is non-negotiable. Typical use cases include: - **Control Panels & Automation Systems:** Protecting PLC inputs, relay coils, and I/O modules from short circuits or ground faults. - **Power Supplies & Converters:** Safeguarding sensitive DC-DC converters, voltage regulators, and battery management systems in industrial, medical, or renewable energy equipment. - **Test & Measurement Equipment:** Ensuring the integrity of oscilloscopes, data loggers, and calibration devices against transient faults. - **Telecommunications & Networking:** Shielding routers, switches, and fiber optic transceivers from power surges or cable faults. - **HVAC & Building Automation:** Protecting control boards in variable frequency drives (VFDs), thermostats, and zone controllers. **Why Choose Mersen?** Mersen (formerly Ferraz Shawmut) is a global leader in electrical protection, with over a century of innovation in fuse technology. The **GDL-V series** reflects the company’s commitment to precision, durability, and compliance with international standards (e.g., UL, IEC). Professionals trust Mersen for: - **Consistent Performance:** Stringent manufacturing tolerances ensure each fuse meets its rated specifications, reducing variability in protection levels. - **Global Availability:** With a vast distribution network, Mersen fuses are readily accessible for maintenance, repairs, and new installations worldwide. - **Technical Support:** Mersen provides application engineering resources, including fuse selection guides, sizing charts, and compatibility matrices to help engineers optimize circuit protection. - **Sustainability:** The GDL-V series is RoHS-compliant, aligning with modern environmental and regulatory requirements. **Installation & Safety Considerations:** - **Proper Sizing:** Always verify the fuse’s current rating against the protected circuit’s nominal current and inrush characteristics. Undersizing can cause nuisance trips, while oversizing may fail to protect components. - **Mounting:** The pigtail leads allow for direct soldering to PCBs or insertion into fuse holders. Ensure secure connections to prevent arcing or intermittent faults. - **Replacement:** When replacing a blown fuse, use the exact replacement (SKU: **GDL-V1/32**) to maintain system integrity. Cross-referencing with Mersen’s catalog or a trusted supplier ensures compatibility. - **Compliance:** This fuse is designed for use in **UL 248** and **IEC 60127** compliant systems, meeting safety standards for industrial and commercial applications. **Competitive Advantage:** Unlike generic fuses, the **Mersen GDL-V1/32** offers a unique blend of **time-delay reliability, compact form factor, and leaded terminations**, making it a preferred choice for engineers designing modern, space-efficient systems. Its reputation for longevity and precision reduces downtime and maintenance costs, delivering long-term value in demanding environments. Whether you’re designing a new control panel, retrofitting legacy equipment, or ensuring compliance in a critical application, the GDL-V1/32 provides the **protection, performance, and peace of mind** that only a market-leading manufacturer like Mersen can deliver.
  • 250V voltage rating for industrial/commercial systems
  • 0.03125A current rating for low-power circuit protection
  • Time-delay operation prevents nuisance tripping from transient surges
  • 1/4" x 1 1/4" glass body with pigtail leads for easy installation
  • UL/IEC compliant for global industrial applications

Specifications

Amperage Rating
.031 A
Application
Electronic circuits
Brand Name
Ferraz Shawmut
Connection
Axial Leads
Connection Type
Pigtail Leads
Current Rating
0.03125A
Interrupt Rating
0.035 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
250V VAC
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.

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.
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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.