DOC-0017-04-EN: AC20 Series - Hardware Installation Manual
8 (154) DOC-0017-04-EN-A 22.03.2023
7.4 Dynamic Braking Resistor ......................................................................................................... 63
Resistor Power Requirement Calculation .................................................................................................... 63
Resistor Selection ....................................................................................................................................... 63
Resistor Protection Devices ........................................................................................................................ 64
7.5 AC Motor Choke ........................................................................................................................ 65
1ø, 230V Products ...................................................................................................................................... 65
3ø, 230V Products ...................................................................................................................................... 66
3ø, 400V Products ...................................................................................................................................... 66
Calculation .................................................................................................................................................. 67
8 Safe Torque Off (STO): SIL2, PLd .................................................................................................... 68
8.1 Overview ................................................................................................................................... 68
Introduction ................................................................................................................................................. 68
STO Functional Description ........................................................................................................................ 69
8.2 Alignment to European Standards ............................................................................................ 69
EN ISO13849-1:2015 (Safety of machinery – Safety-related parts of control systems) ............................... 69
EN61800-5-2:2017 (Adjustable speed electrical power drive systems) & EN61508:2010 (Functional safety of
electrical/electronic/programmable electronic safety-related systems) ........................................................................ 70
8.3 Specification .............................................................................................................................. 70
Safety ......................................................................................................................................................... 70
EMC ........................................................................................................................................................... 71
8.4 STO Operation .......................................................................................................................... 71
Terminal Identifications ............................................................................................................................... 71
Input State Truth Table ............................................................................................................................... 72
Example Applications ................................................................................................................................. 72
Technical Specification ............................................................................................................................... 77
8.5 STO Safety Warnings & Limitations .......................................................................................... 77
8.6 STO Functional Checks ............................................................................................................ 79
Comprehensive Checks .............................................................................................................................. 80
Test Protocol Specimen .............................................................................................................................. 82
Regular Checks .......................................................................................................................................... 82
8.7 STO Troubleshooting ................................................................................................................ 83
9 Basic Drive Operation ....................................................................................................................... 84
9.1 ‘Local’ Operation ....................................................................................................................... 84
Minimum Connections ................................................................................................................................ 84
Onboard Drive Keypad & Display Overview ................................................................................................ 85
6901 Remote Keypad & Display Overview .................................................................................................. 87
Keypad Menu Navigation Examples ........................................................................................................... 89
Basic Drive Setup ....................................................................................................................................... 90
9.2 ‘Remote’ Operation (Using Pre-Defined Macro’s)..................................................................... 98
Enable ‘Remote’ Control Mode ................................................................................................................... 98
Selecting & Loading A Macro ...................................................................................................................... 98
Running The Drive ...................................................................................................................................... 99
Application ‘1’: Standard (Basic Speed Control) ........................................................................................ 100
Application ‘2’: Auto / Manual .................................................................................................................... 101
Application ‘3’: Presets.............................................................................................................................. 102
Application ‘4’: Raise / Lower .................................................................................................................... 103
Application ‘5’: PID.................................................................................................................................... 104
Application ‘6’: Aux Comms ...................................................................................................................... 105
9.3 External +24V Power-Up Mode .............................................................................................. 106
24V Active Functionality............................................................................................................................ 106
10 Routine Maintenance & Repair ...................................................................................................... 107
10.1 Routine Maintenance .............................................................................................................. 107
10.2 Preventative Maintenance....................................................................................................... 107
Main Duct Cooling Fans ............................................................................................................................ 107
DC Link Capacitors ................................................................................................................................... 107
10.3 Repair ...................................................................................................................................... 107
11 Compliance ...................................................................................................................................... 108
11.1 Applicable Standards .............................................................................................................. 108
11.2 European Compliance ............................................................................................................. 108
CE Marking ............................................................................................................................................... 108
EMC Compliance ...................................................................................................................................... 110
EMC Standards ........................................................................................................................................ 110
EMC Installation Guidance ....................................................................................................................... 117
Harmonic Information ............................................................................................................................... 123