Danfoss VLT AutomationDrive FC 300 Design Manual page 2

FC 300 Design Guide
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Motor Thermal Protection ........................................................................ 53
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Acoustic Noise ....................................................................................... 54
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Safe Stop of FC 300 ............................................................................... 54
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Safe Stop Operation ............................................................................... 54
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General Specifications ............................................................................ 56
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How to Select Your VLT
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Peak Voltage on Motor ............................................................................ 61
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Derating for Ambient Temperature ........................................................... 62
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Derating for Air Pressure ......................................................................... 62
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Derating for Running at Low Speed .......................................................... 62
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Derating for Installing Long Motor Cables or Cables with Larger Cross-Section
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Temperature-Dependent Switch Frequency ................................................ 63
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Options and Accessories ......................................................................... 64
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Encoder Option MCB 102 ........................................................................ 64
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Relay Option MCB 105 ............................................................................ 66
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24 V Back-Up Option (Option D) .............................................................. 68
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Brake Resistors ..................................................................................... 68
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Remote-mounting Kits for LCP ................................................................. 68
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External 24 V DC Supply ......................................................................... 69
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IP 21/IP 4X/ TYPE 1 (NEMA 1) Enclosure Kit .............................................. 69
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LC Filters .............................................................................................. 69
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Ordering Numbers ................................................................................. 70
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Electrical Data ....................................................................................... 74
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Efficiency .............................................................................................. 77
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How to Order
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Drive Configurator ................................................................................. 79
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Ordering Form Type Code ........................................................................ 80
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How to Install
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Mechanical Installation ........................................................................... 83
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Accessory Bag ....................................................................................... 83
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IP 21/Type 1 (NEMA 1) Enclosure Kit ........................................................ 84
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Safety Requirements of Mechanical Installation .......................................... 86
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Field Mounting ....................................................................................... 87
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Electrical Installation .............................................................................. 87
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Connection to electrical power and grounding ............................................ 87
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Motor connection ................................................................................... 88
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Motor Cables ......................................................................................... 89
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Thermal Motor Protection
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Electrical Installation of Motor Cables ........................................................ 90
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Fuses ................................................................................................... 91
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Access to control terminals ...................................................................... 92
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Electrical Installation, Control Terminals .................................................... 93
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Terminal 10, analog input voltage ............................................................ 94
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Electrical Installation, Control Cables ........................................................ 95
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Switches S201, S202, and S801 .............................................................. 96
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Tightening Torque .................................................................................. 97
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Final Set-Up and Test ............................................................................. 97
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MG.33.B3.22 - VLT is a registered Danfoss trademark
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