White Papers

EMI-RFI Filters

This white paper discusses a recent Enerdoor success story using an EMI- RFI filter in conjunction with laser equipment. Laser equipment often uses AC/DC power converters in order to rectify and control the laser. Today, lasers are used in several…


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CE Certification

Enerdoor US has engineers that assist customers through a portion or the entirety of the CE Certification process. We work on-site with the customer to find real time solutions, and offer recommendations and suggestions to minimize potential…


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Motor Protection from Overvoltage Spikes

This white paper discusses Enerdoor’s approach with customers in need of protecting motors against overvoltage spikes, widely known as dV/dt. Voltage wave reflection is a function of the voltage rise time (dV/dt) and the length of the motor cables.…


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Motor Protection - The Enerdoor Snubber

This white paper discusses Enerdoor’s newest developed product the FIN47SNB snubber and how it benefits markets facing voltage wave reflection issues due to their use of variable frequency drives (VFDs). Voltage wave reflection is a function of the…


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OEM Equipment

This white paper discusses Enerdoor’s approach when customers need to select an EMI-RFI filter in conjunction with single or multiple variable frequency drives (VFDs) and servo drives. Following the VFD and servo-drive specs is not always sufficient…


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PF Correction

This white paper discusses Enerdoor’s newly developed product, the FINSVG Static Var Generator and how it benefits markets in terms of saving both money and energy using power factor correction. Power Factor, or the ratio of real power to apparent…


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Invisible RF Noise and System Failures

This white paper discusses Enerdoor’s approach for customers using Ethernet ports in conjunction with single or multiple variable frequency drives and servo drives.


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EMI-RFI Parallel Filters

This white paper discusses Enerdoor’s EMI-RFI Parallel Filter and how it fits into our application centered approach when introducing unique products to solve customer specific or market driven needs. For the past 25+ years, this hybrid EMI-RFI…


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Single-Phase EMI Filters Protect the Power Supply

A power supply requires clean power in order to avoid noise or interference that could affect sensor life or machinery performance. Larger facilities have several different types of equipment which create RF interference and voltage spikes that…


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Ground Noise Reduction

The Ground Noise Reduction filter is a new Enerdoor product designed to improve the quality of the PE ground inside machines. Today’s industrial equipment has a combination of switching devices such as power supplies, servo drives and variable…


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EMI-RFI Filters and Glove Box Systems

This white paper discusses a recent Enerdoor success story using an EMI- RFI filter in conjunction with glove box systems. Glove box systems often use thermocouples in order to constantly monitor the temperature variation within the system. Today,…


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