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Sel SEL-421 User Guide

Sel SEL-421
318 pages
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Schweitzer Engineering Laboratories
2350 NE Hopkins Court
Pullman, WA USA 99163-5603
Tel: (509) 332-1890 FAX: (509) 332-7990
SEL-421 Relay
SEL-421-1 Relay
Protection
Automation
Control
User’s Guide

Table of Contents

Other manuals for Sel SEL-421

Preview: Instruction Manual
Instruction Manual704 pages
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Sel SEL-421 Specifications

General IconGeneral
Frequency50/60 Hz
CategoryProtection Relay
TypeRelay
ManufacturerSEL
Input Voltage24 to 250 V AC/DC
Protection FunctionsOvercurrent, Frequency
CommunicationsEthernet, serial

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