Effective: May 1980 Type CA Percentage Differential Relay ... Relays... · Printed in U.S.A. ABB...
Transcript of Effective: May 1980 Type CA Percentage Differential Relay ... Relays... · Printed in U.S.A. ABB...
ABB Automation Inc.Substation Automation and Protection Division Coral Springs, FL 33065
Instruction Leaflet
��� 41-331.21
Effective: May 1980
NEW INFORMATION
All possible contingencies which may aridetails and variations of this equipment doinformation is desired by purchaser regarof this equipment, the local ABB Power T&
Printed in U.S.A.
CAUTION!Before putting relays into service, removblocking which may have been inserted fopurpose of securing the parts during shipmmake sure that all moving parts operate frinspect the contacts to see that they are cand close properly, and operate the relacheck the setting and electrical connection
Type CA Percentage Differential Relay for Generator Protection For Class 1E Applications
se during installation, operation or maintenance, and all not purport to be covered by these instructions. If further
ding this particular installation, operation or maintenanceD Company Inc. representative should be contacted.
e allr theent,
eely,leany to
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Printed in U.S.A.
ABB Automation Inc.4300 Coral Ridge Drive
Coral Springs Florida 33065
TEL: 954-752-6700
FAX: 954-345-5329
41-331.21 Type CA Percentage Differential Relay for Generator ProtectionFor Class 1E applications
visit our website at www.abbus.com/papd
3519A66
Fig. 14. Outline and drilling for the type CA Generator relay in the type FT21 Case.