ABB’s Electrification Business Area is a global leader in electrical products and solutions, operating in more than 100 countries, with over 200 manufacturing sites. Our 50,000+ employees are dedicated to delivering safe, smart and sustainable electrification. With ABB Ability™ enabled digital solutions at its core, our portfolio protects, connects and optimises the flow of electrical energy for smarter electricity distribution for utilities, industry, buildings, infrastructure and mobility.

* Table of contents * Overview * Time relays * Measuring and monitoring relays * Power supplies * Interface relays and optocouplers Table of contents * Index

* Table of contents * Introduction * Safety controllers * Optical safety devices * Sensors and locks * Control devices * Emergency stops * Quick reference