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Installation, Operation And Maintenance Manual

ABB OVRHMSU Series, Installation, Operation And Maintenance Manual

The ABB OVRHMSU Series is a state-of-the-art electrical switchgear product designed for reliable and efficient power distribution. To ensure seamless installation, operation, and maintenance, we provide a comprehensive Installation, Operation, and Maintenance Manual. Download this essential manual for free from our website, manualshive.com, and maximize the potential of your ABB OVRHMSU Series product.

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INSTALL ATION, OPER ATION AND MAINTENANCE MANUAL

OVRHMSU series SPDs

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Summary of Contents for OVRHMSU Series

Page 1: ... INSTALLATION OPER ATION AND MAINTENANCE MANUAL OVRHMSU series SPDs ...

Page 2: ...27 1G 24A 3 277 Model number Nominal voltages L N L L MSU50 120 240 2G 24A 6 120 240 MSU50 220 380 2G 24A 6 220 380 MSU50 227 480 2G 24A 6 277 480 Thank you for choosing the OVRHMSU Surge Protective Device SPD We look forward to fulfilling your facility wide surge protection needs Install the 2 Port OVRHMSU electrically in series between the AC electrical power source and the load to be protected ...

Page 3: ...m Electrical connections 1 The OVRHMSU must be protected via a circuit breaker with a maximum capacity of 30 amps 2 Determine the location of the AC source supplying power to the load 3 The OVRHMSU is to be installed in series between the AC power source and the equipment to be protected 4 Using the appropriate phase neutral and ground conductors connect the incoming power source to the input term...

Page 4: ... MOV Array Inductor N G N G Y CAP X CAP X CAP L1 L1 L2 L2 MOV Array MOV Array MOV Array Inductor N N G G The following standards and listings apply to the OVRHMSU series product line Listed to UL 1449 4th Edition Type 4 for Type 2 SPD applications cUL and UL 1283 Compliant to IEEE C62 41 1 2002 C62 41 2 2002 and C62 45 2002 NFPA 70 NEC Article 28 RoHS Compliant CE IEC 61643 11 2011 E MC Directive ...

Page 5: ...ted to misuse negligence or accident iii has been used in a manner contrary to ABB s instructions iv is comprised of materials provided by or a design specified by Purchaser or v has failed as a result of ordinary wear and tear Equipment supplied by ABB but manufactured by others is warranted only to the extent of the manufacturer s warranty and only the remedies if any provided by the manufacture...

Page 6: ...er for potential errors or possible lack of information in this document We reserve all rights in this document and in the subject matter and illustrations contained therein Any reproduction or utilization of its contents in whole or in parts is forbidden without prior written consent of ABB Inc 2021 ABB All rights reserved USA ABB Inc 5900 Eastport Blvd Richmond VA 23231 4453 888 385 1221 electri...

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