Contents
1 SAFETY INSTRUCTIONS .................................................................. 1-1
1.1 SAFETY WARNINGS IN THE MANUAL ......................................................... 1-1
1.2 SAFETY WARNINGS IN THE PRODUCT ........................................................1-1
1.3 PRELIMINARY RECOMMENDATIONS ........................................................... 1-2
2 GENERAL INSTRUCTIONS .............................................................. 2-1
2.1 ABOUT THE MANUAL .................................................................................2-1
2.2 TERMS AND DEFINITIONS .......................................................................... 2-2
2.3 ABOUT THE CFW-11 ................................................................................... 2-5
2.4 IDENTIFICATION LABELS FOR THE CFW-11 .............................................. 2-17
2.5 RECEIVING AND STORAGE ....................................................................... 2-19
3 INSTALLATION AND CONNECTION ............................................... 3-1
3.1 MECHANICAL INSTALLATION ..................................................................... 3-1
3.1.1 Installation Environment .................................................................... 3-1
3.1.2 Mounting Considerations ................................................................... 3-2
3.1.3 Cabinet Mounting .............................................................................. 3-7
3.1.4 Installation of the Inverter Hoisting Eyes - Frame Size E ................... 3-10
3.1.5 Installation of the Inverter with Nema1 Kit (Option, CFW11....T...ON1...) on a
Wall - Frame Size E ..............................................................................................3-11
3.1.6 Access to the Control and Power Terminal Strips .............................. 3-11
3.1.7 Removal of the Cable Passage Plate - Frame Sizes D and E .............. 3-14
3.1.8 HMI Installation at the Cabinet Door or
Command Panel (Remote HMI) ................................................................. 3-14
3.2 ELECTRICAL INSTALLATION ...................................................................... 3-14
3.2.1 Identification of the Power and Grounding Terminals ....................... 3-15
3.2.2 Power/Grounding Wiring and Fuses ................................................ 3-20
3.2.3 Power Connections ........................................................................... 3-31
3.2.3.1 Input Connections .............................................................. 3-34
3.2.3.1.1 AC Power Supply Considerations ............................ 3-35
3.2.3.1.2 IT Networks ......................................................... 3-35
3.2.3.1.3 Command Fuses of Pre-charge Circuit .................3-37
3.2.3.2 Dynamic Braking ................................................................ 3-38
3.2.3.2.1 Sizing the Braking Resistor ..................................3-38
3.2.3.2.2 Installation of the Braking Resistor - Frame Sizes B, C,
D and E .............................................................................. 3-40
3.2.3.3 Output Connections ............................................................ 3-41
3.2.4 Grounding Connections ................................................................... 3-44
3.2.5 Control Connections ......................................................................... 3-45
3.2.6 Typical Control Connections .............................................................3-51
3.3 SAFETY STOP FUNCTION ..........................................................................3-54
3.3.1 Installation ....................................................................................... 3-56
3.3.2 Operation ........................................................................................ 3-57
3.3.2.1 Truth Table ......................................................................... 3-57
3.3.2.2 State of Inverter, Fault and Alarm Related to Safety Stop
Function ......................................................................................... 3-57
3.3.2.3 STO Status Indication .........................................................3-57
3.3.2.4 Periodic Test ........................................................................ 3-58
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