Voltage Monitoring Relay

Our Bulletin 813S Voltage Monitoring Relays offer state-of-the-art supplementary protective functions that you can easily add and apply to your motor control circuits.

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813S Voltage Monitoring

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Overview

Phase loss
Under- and over-voltage
Phase imbalance
Phase reversal
Voltage quality of incoming power line

Typical applications for Bulletin 813S Phase Monitoring Relays include:

Pumps
Fans
Blowers
Compressors

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Documentation

Resource	Publication Number	Language
Motor Protection Solutions Brochure	193-BR029	English

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View 813S Voltage Monitoring Relays Technical Publications and Certifications

Certifications

cULus Listed — File No. E14840; Guide Nos. NKCR, NKCR7

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.