ABB Relion 670 series - Section 1 Introduction; This Manual; Intended Audience

Section 1 Introduction
1.1 This manual
The application manual contains application descriptions and setting guidelines sorted per
function. The manual can be used to find out when and for what purpose a typical
protection function can be used. The manual can also provide assistance for calculating
settings.
1.2 Intended audience
This manual addresses the protection and control engineer responsible for planning, pre-
engineering and engineering.
The protection and control engineer must be experienced in electrical power engineering
and have knowledge of related technology, such as protection schemes and
communication principles.
1MRK 506 369-UUS - Section 1
Introduction
Line distance protection REL670 2.2 ANSI 29
Application manual