Date Code 20011026 Introduction 1-1
SEL-321/321-1 Instruction Manual
SECTION 1: INTRODUCTION
GETTING STARTED
This instruction manual provides descriptive information and instructions for the SEL-321/321-1
Relay. The instructions in this manual are designed for use by personnel with a background in
power engineering and experienced in protective relay applications. A detailed technical
description of the relay and examples of its application are included. While reasonable examples
and illustrations of relay uses are given, sound judgment must be exercised at all times in its
application.
The manual is divided into sections with the following information:
Section 1: Introduction General information
Section 2: Specifications Detailed technical description of each feature
Section 3: Communications User interface and protocol
Section 4: Event Reporting Describes content and use
Section 5: Applications How to apply and set
Section 6: Installation Wiring and configuration
Section 7: Maintenance and Testing Initial checkout and tests
Section 8: Appendices
OVERVIEW
The following pages present a brief overview of the functions and characteristics of the relay.
To Next Page
Loading...
