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Instruction Booklet IB02402001E
December 2010
Instructions for the Eaton Type
MPCV Network Protection Relay
EATON CORPORATION www.eaton.com
 
For more information visit: www.EatonElectrical.com IB02402001E
 
Instruction Bulletin
 
Page
 
 2
 
Effective:  September 2004
 
Instruction for the 
Cutler-Hammer Type MPCV
Network Protection Relay
 
READ AND UNDERSTAND THESE INSTRUCTIONS BEFORE 
ATTEMPTING ANY ASSEMBLY, OPERATION OR MAINTENANCE
 
OF THE NETWORK PROTECTORS.
DISCLAIMER OF WARRANTIES AND LIMITATION OF LIABILITY
THERE ARE NO UNDERSTANDINGS, AGREEMENTS, 
REPRESENTATIONS OR WARRANTIES, EXPRESSED OR 
IMPLIED, INCLUDING WARRANTIES OF MERCHANTABILITY 
OR FITNESS FOR A PARTICULAR PURPOSE, OTHER THAN 
THOSE SPECIFICALLY SET OUT BY AN EXISTING CONTRACT 
BETWEEN THE PARTIES, ANY SUCH CONTRACT STATES 
THE ENTIRE OBLIGATION OF SELLER. THE CONTENTS OF 
THIS DOCUMENT SHALL NOT BECOME PART OF OR MODIFY 
ANY PRIOR OR EXISTING AGREEMENT, COMMITMENT OR 
RELATIONSHIP.
The information, recommendations, descriptions and safety 
notations in the document are based on Eaton’s experience 
and judgment with respect to MPCV-D AND MPCV-22 RELAYS.
THIS INFORMATION SHOULD NOT BE CONSIDERED TO BE 
ALL INCLUSIVE OR COVERING ALL CONTINGENCIES. If 
further information is required, the Eaton Corporation should 
be consulted.
NO WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING 
WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE 
OR MERCHANTABILITY, OR WARRANTIES ARISING FROM 
COURSE OF DEALING OR USAGE OF TRADE, ARE MADE 
REGARDING THE INFORMATION RECOMMENDATIONS, 
DESCRIPTIONS AND SAFETY NOTATIONS CONTAINED 
HEREIN. In no event will Eaton be responsible to the use in 
contract, in tort (including negligence), strict liability or other-
wise for any special, indirect, incidental or consequential 
damage or loss whatsoever including but not limited to dam-
age to or loss of use of equipment, plant or power 
system, cost of capital, loss of profits or revenues, cost of 
replacement power, additional expenses in the use of existing 
power facilities, or claims against the user by its customers 
resulting from the use of the information, recommendations, 
descriptions and safety notations contained herein.
 
All possible contingencies which may arise during installation, operation or maintenance, and all details and variations of this equipment do not purport to be 
covered by these instructions. If further information is desired by purchaser regarding particular installation, operation or maintenance of equipment, the local 
Eaton representative should be contacted.