Land Power

Frequently asked questions about DEIF

Daniel A. Sandgaard
Daniel A. Sandgaard

Are you wondering why you can’t find an old version of DEIF software or documentation, or would you like to know why we’re offering so many options? Check out some frequently asked questions – and detailed answers from DEIF – in this blog post!

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Troubleshooting AC protections

Leon Skov
Leon Skov

If a red light suddenly starts flashing on your controller, you need to find out what the problem is and what is causing it. This is not always easy, but we have compiled a list of common alarms and their causes. We hope you will never have to use it, but read more in this blog post just in case!

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Get our whitepaper on critical power system design

Rene Kristensen
Rene Kristensen

Reliable critical power systems do not emerge by chance; they are the result of a careful design process. Read more in this post, and download our FREE whitepaper to get more advice for designing a system that will perform as needed whenever you need it to.

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Tips for choosing a critical power service plan

Rene Kristensen
Rene Kristensen

When you cannot afford to lose power, and you need to focus on other things than critical power system maintenance, a service agreement is a good solution. This post explains the key benefits and provides some good advice for selecting a service vendor.

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Energised and de-energised explained

What do the terms “normally energised” and “normally de-energised” mean, and how do these relay states affect the operation of normally open and normally closed contacts? Check out this blog post to clear up the confusion!

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