Mersen GSB-V315/1000 - 250V Fast Acting Glass 5mm x 20mm 250 Volts 0.315 Amps GSB-V series.
Mersen

GSB-V315/1000

Alternate Item Number: 782001780067

UPC: 782001780067

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Minimum Qty: 10

Multiplier: 10

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Overview

The **Mersen GSB-V315/1000** is a high-performance **250V fast-acting glass fuse** engineered for **precise overcurrent protection** in industrial, commercial, and electronic systems. Designed with a **0.315A current rating** and **5mm x 20mm dimensions**, this fuse delivers rapid response to fault conditions, safeguarding sensitive equipment from damage while minimizing downtime. Part of Mersen’s trusted **GSB-V series**, it combines **durability, consistency, and reliability**—qualities that have made Mersen a global leader in electrical protection solutions for over a century. ### **Key Features & Technical Specifications** - **Voltage Rating:** 250V AC/DC, ensuring compatibility with a wide range of power systems. - **Current Rating:** 0.315A, providing precise protection for low-current applications. - **Fast-Acting Response:** Minimizes reaction time to overcurrent events, reducing the risk of equipment failure. - **Compact 5mm x 20mm Design:** Ideal for space-constrained installations in control panels, power supplies, and instrumentation. - **Glass Body Construction:** Offers excellent thermal and mechanical stability, with clear visibility for easy inspection. - **RoHS & REACH Compliant:** Meets stringent environmental and safety standards for global markets. ### **Industry Applications & Use Cases** The **GSB-V315/1000** is widely used in **industrial automation, telecommunications, power distribution, and electronics manufacturing**, where reliable circuit protection is critical. Common applications include: - **Control panels & PLC systems** – Protecting sensitive control circuits from transient surges. - **Power supplies & converters** – Safeguarding against overloads in DC/AC power conversion equipment. - **Test & measurement instruments** – Ensuring precision in laboratory and field-testing scenarios. - **Lighting systems** – Preventing damage to LED drivers and ballasts in high-efficiency lighting. - **Telecom & networking equipment** – Shielding routers, switches, and modems from power spikes. ### **Why Choose Mersen for Circuit Protection?** Mersen (formerly Ferraz Shawmut) has been a pioneer in **electrical protection solutions** since 1896, serving industries from **aerospace to renewable energy**. The **GSB-V series** exemplifies Mersen’s commitment to **innovation, quality, and reliability**, with fuses tested to **IEC 60127-2 standards** for consistent performance. Engineers and technicians worldwide trust Mersen for: - **Proven durability** in harsh industrial environments. - **Fast, predictable response** to overcurrent conditions. - **Global availability** with consistent quality across regions. - **Technical expertise** from a manufacturer with deep application knowledge. ### **Installation & Selection Best Practices** When selecting a fuse like the **GSB-V315/1000**, consider the following: - **Voltage & Current Matching:** Ensure the fuse’s ratings align with the system’s nominal and fault conditions. - **Response Time:** Fast-acting fuses are ideal for protecting semiconductors and sensitive electronics. - **Mounting & Compatibility:** The **5mm x 20mm** size fits standard fuse holders, but verify dimensional constraints in your design. - **Environmental Factors:** Glass-body fuses perform well in moderate temperatures but may require derating in extreme conditions. - **Replacement & Maintenance:** Always use **identical replacements** to maintain system integrity and compliance. ### **Trusted by Professionals Worldwide** From **automotive manufacturing to data centers**, the **Mersen GSB-V315/1000** is a go-to solution for engineers who demand **precision, reliability, and peace of mind**. Whether you’re designing a new system or maintaining an existing one, this fuse delivers the **performance and protection** your critical applications require. For bulk orders, custom configurations, or technical support, Mersen’s global network of distributors and engineers is ready to assist. **Upgrade your circuit protection strategy with Mersen—where safety meets innovation.**
  • 250V voltage rating for broad compatibility
  • 0.315A current rating for precise protection
  • Fast-acting response minimizes equipment damage
  • 5mm x 20mm compact glass fuse for space-constrained applications
  • RoHS & REACH compliant for global markets
  • Part of Mersen’s trusted GSB-V series
  • Ideal for industrial automation, telecom, and power supplies

Specifications

Amperage Rating
0.315 A
Application
Electronic circuits
Brand Name
Ferraz Shawmut
Connection
Axial Leads
Current Rating
0.315A
Interrupt Rating
0.035 kA
Material
Glass
Mounting
Surface
Series
GSB-V
Size
5mm x 20mm
Special Features
Glass Body Fast Acting 5mm x 20mm GSB-V fuses have 1-1/2" wire lead each end.
Standard
UL Recognized, 250VAC, 1/32 - 10A. CSA Recognized, 250VAC, 1/32 - 10A. SEMKO Approved, 250VAC, 1/32 - 6-3/10. BSI Approved, 250VAC, 4/10 - 6-3/10A. VDE Approved, 250VAC, 5/100 - 6-3/10A, IEC 127-2 Sheet 2
Type
5 X 20 mm miniature fuses
Voltage Rating
250 VAC
Package Dimensions (L x W x H)
3.827 IN x 0.2 IN x 0.2 IN
Package Dimensions (L x W x H)
9.7206 cm x 5.08 mm x 5.08 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.