Mersen M077636 High-Speed Cylindrical Fuse Protistor® Size 10x38 aR 600VAC IEC 0.25A
Alternate Item Number: A060UD0.250T13
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Overview
- High-speed aR fuse-link for semiconductor protection
- Rated 600VAC, 0.25A current rating
- 10x38mm cylindrical size, 10g max weight
- Compatible with standard fuse holders and compact equipment
- Protection Class: aR (Semiconductor Protection)
- IEC 60269-1 and -4 Compliant
- Extremely High Breaking Capacity
- Ideal for Inverters, UPS, and Semiconductor Devices
- Manufactured in the US
Specifications
AC Voltage Rating | 600 V |
Amperage Rating | 0.25 A |
Brand Name | Mersen |
Case | Ceramic |
Connection | Ferrule |
Current Rating | 0.25 A |
Mounting | Clip |
Series | Protistor® |
Size | 1.54 x 0.41 in |
Size | 39.2 x 10.3 mm |
Size | 10x38 mm |
Special Features | Voltage rating 500-600 VAC With trip-indicator (1 to 30A), a Mersen speciality (minimum operating voltage for trip-indicator: 20V) Without blown fuse indication 0.10 up to 0.80 A (higher ratings without blown fuse indicator 10x38gRB - 690VAC) aR-Class according to VDE 636-23 IEC 60269-4 |
Standard | IEC standard 60269-1 IEC standard 60269-4 VDE 636-23 |
Sub Brand | Protistor® |
Type | IEC High-Speed Cylindrical Fuse-Links AC Protection |
Voltage Rating | 600 V |
Wattage | 0.6 W |
Package Dimensions (L x W x H) | 1.54 in x 0.41 in x 0.41 in |
Package Dimensions (L x W x H) | 39.2 mm x 10.3 mm x 10.3 mm |
Package Weight (Imperial) | 0.018 lb |
Package Weight (Metric) | 0.008 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.
Frequently Asked Questions
What is the voltage rating for these semiconductor fuses?
These fuses have a voltage rating of 500 to 600 VAC.
What is the breaking capacity of these fuses?
The tested breaking capacity is 200 kA at 600 V and 50 kA at 500 V.
Are there fuses with and without a blown fuse indicator?
Yes, fuses are available without a blown fuse indicator for ratings 0.10 up to 0.80 A, and with a trip-indicator for ratings 1 to 30 A.
What is the minimum operating voltage for the trip-indicator?
The minimum operating voltage for the trip-indicator is 20 V.
What are the dimensions of these ferrule fuses?
The fuses are 10x38 mm in size.
What is the purpose of these fuses?
These fuses are designed for the protection of power semiconductors complying with IEC standard 60269.1 and 4.
What is the pre-arcing time characteristic?
The curves indicate pre-arcing time versus RMS pre-arcing current as a multiple of the current rating, with a tolerance of ±10% for mean pre-arcing current.
How does operating voltage affect total clearing time?
The document shows curves indicating the variation of total clearing time and total clearing duration as a function of operating voltage.
What is the peak arc voltage across the fuse link?
A curve shows the peak arc voltage as a function of operating voltage at cos ϕ = 0.15.
Are there specific DC application data available?
Yes, DC application data for fuses with trip indicators is provided, showing relationships between current ratings and operating voltage.
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.