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Transcript of Instruction Bulletin Cedar Rapids, IA, · PDF fileInstruction Bulletin 48049-071-03 01/2002...

  • Instruction Bulletin48049-071-03

    01/2002Cedar Rapids, IA, USA

    MASTERPACT MP, MF and MC Circuit Breakers

    Retain for future use.

  • MASTERPACT MP, MF and MC Circuit Breakers 48049-071-03Instruction Bulletin 01/2002

    19982002 Schneider Electric All Rights Reserved.2

    NOTICE Read these instructions carefully and look at the equipment to become familiar with the device before trying to install, operate, service or maintain it. The following special messages may appear throughout this bulletin or on the equipment to warn of potential hazards or to call attention to information that clarifies or simplifies a procedure.

    This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.

    Provides additional information to clarify or simplify a procedure.

    PLEASE NOTE Electrical equipment should be serviced only by qualified personnel. No responsibility is assumed by Schneider Electric for any consequences arising out of the use of this material. This document is not intended as an instruction manual for untrained persons.

    FCC NOTICE This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense.

    DANGERDANGER indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.

    WARNING

    WARNING indicates a potentially hazardous situation which, if not avoided, can result in death or serious injury.

    CAUTION

    CAUTION indicates a potentially hazardous situation which, if not avoided, can result in minor or moderate injury.

    CAUTION

    CAUTION, used without the safety alert symbol, indicates a potentially hazardous situation which, if not avoided, can result in property damage.

  • 48049-071-03 MASTERPACT MP, MF and MC Circuit Breakers01/2002 Table of Contents

    19982002 Schneider Electric All Rights Reserved 3

    TABLE OF CONTENTS

    SECTION 1: INSTALLATION Recommendations for Storing ..................................................................... 5Temperature Limits ................................................................................ 5Circuit Breaker Status ............................................................................ 5Covering ................................................................................................. 5Maximum Stacking ................................................................................. 5

    Identifying the Circuit Breaker ...................................................................... 6Unpacking .................................................................................................... 7

    MP40 to MP63 Drawout-mounted Circuit Breakers ............................... 8Handling ....................................................................................................... 9

    MP08 to MP30 and MC08 to MC20 Circuit Breakers ............................. 9MC32 Circuit Breakers ......................................................................... 10MP40 to MP63 and MC40 to MC50 Circuit Breakers ........................... 11MF12, MF20 and MF30 Circuit Breakers ............................................. 12

    Attaching Rear Terminals .......................................................................... 13Mounting .................................................................................................... 14

    Cable Connection ................................................................................. 14Bus Bar Connection ............................................................................. 15

    Control Wiring ............................................................................................ 16Fixed-mounted Circuit Breakers ........................................................... 16Drawout-mounted Circuit Breakers ...................................................... 17

    SECTION 2: OPERATION Disconnecting and Connecting Instructions ............................................... 19Disconnecting Instructions ................................................................... 20Installing the Circuit Breaker in the Stationary Assembly ..................... 21Connecting Instructions ........................................................................ 22

    Operating ................................................................................................... 23Charging Instructions ........................................................................... 23Closing Instructions .............................................................................. 23Opening Instructions ............................................................................ 24Resetting Instructions ........................................................................... 24

    Locking ...................................................................................................... 24Locking by Key Interlock ...................................................................... 24Locking by Padlock .............................................................................. 25Locking by Door Interlock ..................................................................... 25Spring Interlock .................................................................................... 26

    SECTION 3: CONTROL UNIT TYPES STR 18 M Control Unit ............................................................................... 28STR 28 D Control Unit ............................................................................... 30STR 38 S Control Unit ............................................................................... 32STR 58 U Control Unit ............................................................................... 34Control Unit Options .................................................................................. 36

    Pre-trip and Overload Indication Option ............................................... 36Thermal Memory Limitation .................................................................. 37Ammeter Option ................................................................................... 38Fault Indication Option ......................................................................... 39Battery Option ...................................................................................... 40Load Monitoring Option ........................................................................ 40Segregated Alarm Switch Option ......................................................... 41Ground-fault Protection Option ............................................................ 41Zone-selective Interlocking Option ....................................................... 42Transmit Data from Trip Unit Option .................................................... 42

  • Document Subtitle (In header) 48049-071-03Table of Contents 01/2002

    19982002 Schneider Electric All Rights Reserved4

    SECTION 4: MAINTENANCE Routing Inspections .................................................................................... 44Electrical Maintenance ............................................................................... 44Check Arc Chutes ...................................................................................... 45

    Check Contacts .................................................................................... 45Wiring Diagram .......................................................................................... 46

    SECTION 5: SET-UP GUIDE Minimum Enclosure .................................................................................... 48Clearance Information ................................................................................ 49Stacking Configurations .............................................................................50Cumulative Loading ................................................................................... 51Temperature Derating ................................................................................ 52Power Dissipation ...................................................................................... 53Resistance ................................................................................................. 53Altitude Correction Factors ......................................................................... 53

  • 48049-071-03 MASTERPACT MP, MF and MC Circuit Breakers01/2002 Section 1Installation

    19982002 Schneider Electric All Rights Reserved 5

    SECTION 1 INSTALLATION

    Hex-head wrenches Straight-blade screwdrivers (large and small) Wire stripper

    RECOMMENDATIONS FOR STORING

    Do not store circuit breakers in a corrosive or salt-air environment.

    Temperature Limits Store from -60 F (-50 C) min. to +160 F (+70 C) max.

    Circuit Breaker Status Store with:

    Main contacts open Spring discharged Connected position

    Covering Store the circuit breaker only in the original shipping carton or other protective weatherproof covering.

    Maximum Stacking

    DANGERHAZARD OF ELECTRIC SHOCK, BURN, OR EXPLOSION

    This equipment must be ins