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Overview
- Class RK1 Time-Delay Fuse for reliable motor and transformer protection
- 600VAC/600VDC dual voltage rating
- 2.8A current rating with 300kA interrupting capacity
- IEC Type 2 "no damage" protection
- Rejection-style design and high-visibility orange label for safety and identification
Specifications
AC Voltage Rating | 600 V |
Amperage Rating | 2.8 A |
Application | Motors Safety switches Transformers Branch circuit protection Disconnects Control panels All general-purpose circuits |
Body Material | PolyTube |
Brand Name | Mersen |
Class | Class RK1 |
Connection | Ferrule |
Connection Material | Tin-Plated Copper |
Connection Type | Ferrule |
Current Rating | 2.8A |
Interrupt Rating | 200 kA |
Mounting | Clip |
Series | Amp-Trap 2000 |
Size | 5 x 0.81;127 x 20.574 in;mm |
Size | 5 x 0.81 in |
Size | 127 x 20.574 mm |
Special Features | Non-indicating or Solid state SmartSpot visual blown fuse indicator Time-delay for motor starting and transformer inrush currents without nuisance opening 600VAC & 600VDC dual rated 300kA interrupting rating - self-certified, UL witnessed tests Extremely current-limiting for low peak let-thru current Recommended for Arc Flash energy reduction Easy 2-to-1 selectivity for prevention of nuisance shut downs and “black outs” Rejection-style design prevents replacement errors (when used with recommended fuse blocks) High-visibility orange label gives instant brand recognition Reduced inventory by taking the place of class RK5, K, and H fuses Metal-embossed date and catalog number for easier traceability and lasting identification Fiberglass body provides dimensional stability in harsh industrial settings |
Standard | UL listed to standard 248-12 File E2137 DC listed to UL standard 248 CSA certified to standard C22.2 No. 248.12 |
Sub Brand | Amp-Trap 2000® |
Type | Class RK1 |
Voltage Rating | 600 VAC |
Package Dimensions (L x W x H) | 5 in x 0.81 in x 0.81 in |
Package Dimensions (L x W x H) | 127 mm x 20.574 mm x 20.574 mm |
Package Weight (Imperial) | 0.146 lb |
Package Weight (Metric) | 0.066 kg |
GPM-SRR90
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
C331156
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
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.
Frequently Asked Questions
What is the interrupting rating of the Mersen A6D-R fuse?
The Mersen A6D-R fuse has a 300kA interrupting rating, which is self-certified and UL witnessed.
What type of protection does the A6D-R fuse provide?
The A6D-R fuse provides IEC Type 2 "no damage" protection for mains, feeders, and branch circuits.
What is the voltage rating for this Mersen fuse?
This Mersen A6D-R fuse is dual-rated for 600VAC and 600VDC.
What applications is the A6D-R fuse recommended for?
The A6D-R fuse is recommended for motor starters, safety switches, transformers, and general-purpose circuits.
Does the A6D-R fuse prevent nuisance tripping?
Yes, its time-delay characteristics are designed to handle harmless inrush currents without nuisance tripping.
What is the purpose of the rejection-style design?
The rejection-style design prevents improper fuse replacements when used with recommended fuse blocks.
What is the material of the fuse body?
The fuse body is made of fiberglass, providing dimensional stability in industrial settings.
Are there any approvals for the A6D-R fuse?
Yes, the A6D-R fuse is UL listed to standard 248-12 (File E2137) and CSA certified to standard C22.2 No. 248.12.
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.