Mersen A150C140-20 Medium Voltage Capacitor Fuse 1500VAC 140A Male Stud To L Bracket Visual Indicator…
Alternate Item Number: A150C140-20
UPC: 782001349110
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Overview
- Rated 1500VAC, 140A for medium voltage capacitor protection
- 40 kA symmetrical interrupting rating at 1500V AC
- Visual indicator for blown-fuse status
- Current-limiting design for silent, discharge-free operation
- Male stud to L-bracket mounting for direct installation
Specifications
AC Voltage Rating | 1500 V |
Amperage Rating | 140 A |
Application | Protection of capacitors Power Factor Correction Equipment Harmonic Filtering Equipment Induction Heating System High Power Drive Welder |
Body Material | GMG |
Brand Name | Mersen |
Connection | Male Stud To L Bracket |
Connection Material | Tin-Plated Brass |
Connection Type | Male Stud To L Bracket |
Current Rating | 140 A |
Interrupt Rating | 40 kA |
Mounting | Direct Mount |
Mounting Type | Direct Mounting |
Series | A150C |
Size | 6.61 x 1.1;167.894 x 27.94 in;mm |
Special Features | High interrupting capacity Current-limiting Blown fuse indicator Direct mounting Clip style mounting Bus mounting Non-venting for silent operation |
Standard | ANSI |
Standard | ANSI C37-41 |
Sub Brand | Amp-Trap® |
Type | Capacitor Protection Fuses |
Type of Indicators | Visual Indicator |
Voltage Rating | 1500 VAC |
Package Dimensions (L x W x H) | 6.61 in x 1.25 in x 3 in |
Package Dimensions (L x W x H) | 167.894 mm x 31.75 mm x 76.2 mm |
Package Weight (Imperial) | 1.000 lb |
Package Weight (Metric) | 0.454 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 maximum voltage rating for A150C fuses?
The A150C series fuses have a maximum voltage rating of 1500V AC.
What is the ampere range for A150C fuses?
The A150C series fuses are available in ampere ratings from 25 A to 200 A.
What is the interrupting rating for A150C fuses?
The interrupting rating for A150C fuses is 40 kA Sym at 1500V AC.
What type of protection do Mersen capacitor fuses provide?
Mersen capacitor fuses provide both short circuit and overload protection.
Are Mersen capacitor fuses designed for indoor or outdoor use?
They are designed for indoor use in a general purpose enclosure or outdoor use in a weatherproof enclosure.
Do Mersen capacitor fuses require a disconnect switch?
Yes, these are non-disconnecting fuses and require the use of a disconnect switch.
What is the purpose of Mersen capacitor fuses?
They are intended to protect against capacitor case rupture or dielectric failure within the capacitor.
What is the overall length of the A150C25-20 fuse?
The overall length of the A150C25-20 fuse is 6.84 inches (173.6 mm).
What is the body diameter of the A150C25-20 fuse?
The body diameter of the A150C25-20 fuse is 1.10 inches (27.9 mm).
What is the tube length of the A150C25-20 fuse?
The tube length of the A150C25-20 fuse is 5.73 inches (145.5 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.