Training Modules

Mersen Training Program<span>Improve your knowledge of electrical safety and circuit protection<span>


Mersen training modules will introduce you to electricity, application information, safety issues, product details and special programs. New modules are always being added so check back often.

  • Distributor training focused on a blend of technical, commercial, and hands-on training
  • Consulting Engineer training (including Contractors and Electrical Inspectors) focused on proven overcurrent protection principles, NEC® and CEC®, and good design practices
  • OEM training focused on various industrial applications such as motors, transformers, standards (UL/CSA Standards and NEC/CEC



Title - Description

Listening Time


Surge Protection - Technical Background and Basic Information 
Covers AC power basics, power quality scope, voltage transients & disturbances, power quality in the workplace, and MOV technology & surge protective devices.



Advisor - How to Use the Advisor Catalog

Tips for navigating the Advisor Catalog. Learn the best way to find information, and explore the application tools that The Advisor provides.  

Application Basics - Capacitor Protection
Discover the National Electrical Code requirements, fuse placement and recommended fuse types and sizing for capacitor protection. 
Application Basics - Low Voltage Motors
A review of what a motor is, motor starting characteristics, factors affecting fuse sizing, and the difference between Type 1 and Type 2 protection. 
Application Basics - Low Voltage Transformers
A review of what a transformer is, transformer magnetizing currents, how to calculate a transformer's full load current, and factors affecting proper fuse sizing.  
Application Basics: Selectivity for Fuses
Understand what selectivity is, when it's required and how to make sure fuses are selective. 
Application Basics: Selectivity for Fuses and Circuit Breakers
Review what selectivity is, understand selectivity with a fuse in the main and a breaker in the branch, and selectivity with a breaker in the main and a fuse in the branch. 
Arc Flash: Basics
Understand what an arc flash is and the codes and standards associated with it. 
Arc Flash: Mitigation
Review what an arc flash is and learn mitigation techniques. 
Basic Electricity - Basics Overview
Gain an understanding of basic definitions for electricity, what over currents are and what causes them. 
Basic Electricity - AC/DC current & Delta/Wye wire configurations
Understand direct current and alternating current, distinguish between peak and RMS currents, and explain the differences between a single-phase and three-phase circuit. 
Cable Limiters
Learn the cable limiters' primary function, applications and how to select the proper cable limiter. 
Estimating Short Circuit Current: The Quick Estimate Method
Learn the importance of determining the available short circuit current, and explore a quick method of estimating the maximum current that could flow in a shorted circuit. 
Fuse Basics: Construction
Understand the main parts of a fuse, and explain their function and construction. 
Fuse Basics: Performance
Learn how to read fuse performance curves, how a fuse operates under short circuit and overload conditions, and learn the difference between time-delay and non-time-delay fuses.  
Fuse Control - The Five Key Benefits
Discover the five key benefits of the Fuse Control program and how it helps protect the MRO's critical assets such as people, production and profitability. 
Fusible Shunt Trip Switch - Advantages & Codes
Understand the code requirements associated with elevators and elevator machine rooms and discover the advantages to using a fusible shunt trip switch.
Fusible Shunt Trip Switch - Construction & Selection
Learn about the internal components, their primary functions, and how to select the right part number for your application. 
Medium Voltage: Definitions & Introduction to IEEE/ANSI Standards
Learn the most common terms and standards used in the Medium Voltage fuse industry. 
Medium Voltage: Fuses & Accessories
Explore Mersen's medium voltage fuses and accessories product line. Since medium voltage fuses are designed for specific applications, we have categorized our product line for the type of application used. 
Medium Voltage: Fuse Supports, Disconnects & Accessories
Learn the various types of holders for medium voltage fuses, the differences between indoor or outdoor usage, the distinctions between supports and disconnects, how to properly select a holder for your fuse. 
Medium Voltage: Motor Protection Application Guidelines
Learn the characteristics of medium voltage motors, the characteristics and purposes of R-Rated fuses, the most commonly used motor starter methods, and a few guidelines to selecting the right Medium Voltage fuses to protect medium voltage motors. 
Medium Voltage: Transformer Application Guidelines
Understand the characteristics of a medium voltage transformer, the purpose of fusing the primary of medium voltage transformers, factors effecting the fuse selection, and guidelines selecting the right Medium Voltage fuses for the primary of medium voltage transformer.  
Surge Protection - Technical Background and Basic Information
Covers AC power basics, power quality scope, voltage transients & disturbances, power quality in the workplace, and MOV technology & surge protective devices.

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