
Mersen X1000152 High Voltage DIN General Purpose fuse for Transformer Limitor® 12kVAC IEC 10A d65mm…
Alternate Item Number: 45DG120V10P
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Contact for Pricing
Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.
Overview
- Rated 12 kVAC, 10 A, breaking capacity 40 kA
- 65 mm diameter, 292 mm length, 80 N striker mechanism
- Ceramic body with pure silver fuse-elements for high arc resistance and thermal stability
- Copper caps with silver coating for low-resistance electrical contact and corrosion resistance
- Power dissipation 8 W, cold resistance 70 mΩ, clearing I²t 3.8 kA²s
Specifications
AC Voltage Rating | 12 kV |
Amperage Rating | 10 A |
Application | HV Transformer protection |
Body Material | Ceramic |
Brand Name | Mersen |
Connection | Cylindrical |
Connection Material | Silver-Plated Copper |
Interrupt Rating | 40 kA |
Mounting | Clip |
Size | 14.09 x 2.56 in |
Size | 358 x 65 mm |
Special Features | High breaking capacity High current limitation Low switching voltage Quick breaking Non-ageing Energy efficency New cap design for a better compatibility with all types of clips and easier assembly Coordination with IEC 60787, IEC 62271-105 and VDE 0670 T303 |
Standard | IEC 60282-1 VDE 0670 part 4 DIN 43625 |
Sub Brand | Limitor® |
Type | DIN HV General Purpose Fuses for transformers |
Type Of Indicators | Striker |
Package Dimensions (L x W x H) | 14.09 in x 2.56 in x 2.56 in |
Package Dimensions (L x W x H) | 358 mm x 65 mm x 65 mm |
Package Weight (Imperial) | 5.071 lb |
Package Weight (Metric) | 2.300 kg |

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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 length of the 10/24kV Limitor®-G HV fuses?
The 10/24kV Limitor®-G HV fuses have a length of 442mm.
What is the rated current range for the 6/12kV fuses?
For the 6/12kV range, the rated current is from 6.3A to 50A.
What is the rated current range for the 10/24kV fuses?
For the 10/24kV range, the rated current is from 4A to 25A.
What is the breaking capacity of the Limitor®-G HV fuses?
The breaking capacity for these fuses is 40 kA.
What is the weight of the 10A, 6/12kV fuse with a 65mm diameter?
The 10A, 6/12kV fuse with a 65mm diameter weighs 2.3 kg.
What is the power dissipation at rated current for a 10A, 6/12kV fuse?
The power dissipation at rated current for a 10A, 6/12kV fuse is 8W.
What is the primary application for Limitor®-G HV fuses?
Limitor®-G HV fuses are designed for the reliable protection of transformers against short-circuit currents and low overcurrents.
What standards do Limitor®-G HV fuses comply with?
These fuses comply with IEC 60282-1, VDE 0670 part 4, and DIN 43625 standards.
What materials are used in the construction of Limitor®-G HV fuses?
Fuse-elements are made of pure silver, caps are silver-coated copper, and bodies are ceramic.
What is the rated voltage range for Limitor®-G HV fuses?
The fuses are available in 6/12kV and 10/24kV rated voltage ranges.
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.





