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How to Design an Uninterruptible Power Supply (UPS) Circuit

In this brief tutorial we learn how to design a customized UPS circuit at home using ordinary components such as a few NAND ICs and a some relays. What is an UPS UPS stands for uninterruptible power supply, these units are designed with an intention to provide power to the connected load without slightest bit … Read moreHow to Design an Uninterruptible Power Supply (UPS) Circuit

Convert your Computer UPS to Home UPS

This article explains an interesting topic, how to convert your computer UPS into home UPS. If you own a desktop computer, you may have a UPS that can power your computer for 10-15 minutes after power failure. Using an UPS The purpose of the UPS is to save your work and shutdown your computer properly … Read moreConvert your Computer UPS to Home UPS

Sinewave UPS using PIC16F72

The proposed sinewave inverter UPS circuit is built using PIC16F72 microcontroller, some passive electronic components and associated power devices. Data provided by: Mr. hisham bahaa-aldeen Main Features: The main technical features of the discussed PIC16F72 sinewave inverter may be evaluated from the following data: Power output (625/800va) fully customization and can be upgraded to other … Read moreSinewave UPS using PIC16F72

How to Build a 220V DC Inverter UPS Circuit

The post discuses a simple 220 V to 220V DC online UPS inverter circuit. The idea was requested by Mr. Taiye. Technical Specifications I intend to build a 1000 watt UPS with a different concept (inverter with high voltage input dc). I will use a battery bank of 18 to 20 sealed batteries in series … Read moreHow to Build a 220V DC Inverter UPS Circuit

Transformerless UPS Circuit for Computers (CPU)

In this post we discuss how to build a simple UPS circuit for backing up computers or PCs during sudden power failures or brownouts. Introduction Normally when we talk about uninterruptible power supplies (UPS) we imagine large inverter units with complex features, where it imperatively needs to be a pure sine wave type. Such inverters … Read moreTransformerless UPS Circuit for Computers (CPU)

4 Simple Uninterruptible Power Supply (UPS) Circuits Explored

Under this post we investigate 4 simple 220V Mains Uninterruptible power supply (UPS)  designs using 12V battery, which can be understood and constructed by any new enthusiast. These circuits can be used for operating an appropriately selected appliance or load, let’s explore the circuits. Design#1: Simple UPS using a Single IC A simple idea presented … Read more4 Simple Uninterruptible Power Supply (UPS) Circuits Explored

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