Mersen Z218246 DIN NH Standard fuse-link gG Size NH0 500VAC 250VDC 50A live tags Double indicator Body…
Alternate Item Number: NH0GG50V50
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Overview
- Type gG full-range breaking capacity fuse for low-voltage industrial protection
- Rated 500V AC / 250V DC, 50A current rating
- Double indicator for visual fuse status confirmation without removal
- Live gripping-lugs enable safe handling under load
- Body width 30mm, fits standard NH0 fuse bases
- Power dissipation 4.1W at rated current
- Compatible with Mersen NH fuse system components
Specifications
AC Voltage Rating | 500 V |
Amperage Rating | 50 A |
Application | gG: General purpose cable and line protection |
Body Material | Ceramic |
Brand Name | Mersen |
Connection | Plain Blades |
Connection Material | Silver-Plated Copper |
DC Voltage Rating | 250 V |
Interrupt Rating | 120 kA |
Mounting | Clip |
Size | 4.92 x 1.18 x 2.4 in |
Size | 125 x 30 x 61 mm |
Special Features | Dimensions according to DIN 43 620 parts 1 to 4 Non-isolated gripping lugs Double indicator 0 cadmium |
Standard | VDE 0636 Part 201 IEC 60269-1 and -2 |
Type | IEC NH Fuse-Links |
Type Of Indicators | Double indicator |
Voltage Rating | 500 VAC |
Package Dimensions (L x W x H) | 4.92 in x 1.18 in x 2.4 in |
Package Dimensions (L x W x H) | 125 mm x 30 mm x 61 mm |
Package Weight (Imperial) | 0.595 lb |
Package Weight (Metric) | 0.270 kg |
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Frequently Asked Questions
What is the rated voltage for these NH fuse-links?
The rated voltage AC is 500 VAC and the rated voltage DC is 250 VDC.
What sizes are available for these NH fuse-links?
The available sizes are 000, 00, 0, 1, 2, and 3.
What is the ampere range for the NH fuse-links?
The ampere range for these fuse-links is from 2 A to 800 A.
What are the main applications for gG type NH fuse-links?
gG type NH fuse-links are used for general purpose cable and line protection.
What standards do these NH fuse-links comply with?
These fuse-links comply with VDE 0636 Part 201 and IEC 60269-1 and -2 standards.
What is the breaking capacity for these fuse-links?
The rated breaking capacity AC for all sizes is 120 kA.
What materials are the body and contacts made of?
The body material is ceramic, and the contact materials are copper, silver-plated.
What does the double indicator feature signify?
The double indicator shows the status of the fuse-link; visibility of the red indicator signals conduction, and it is no longer visible after operation.
Are these fuse-links isolated gripping lugs?
No, these fuse-links feature non-isolated gripping lugs.
What is the width of a Size 1 fuse-link?
The width of a Size 1 fuse-link is 29.5 mm.
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.