Nord Drivesystems NORDAC FLEX SK 205E Series, Brief Instructions

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Table of Contents
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Table of Contents
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1 General ......................................................................................................................................................... 9
1.1 Overview ............................................................................................................................................ 9
1.2 Delivery ............................................................................................................................................ 10
1.3 Safety, installation and application information ................................................................................ 11
1.4 Warnings and hazard information .................................................................................................... 15
1.4.1 Warnings and hazard information on the product ............................................................... 15
1.4.2 Warnings and hazard information in the document ............................................................ 16
1.5 Standards and approvals ................................................................................................................. 16
1.6 Model code/nomenclature ................................................................................................................ 18
1.6.1 Nameplate .......................................................................................................................... 18
1.6.2 Variable Frequency Drive model code - basic device ......................................................... 19
1.6.3 Variable Frequency Drive model code – Connection unit ................................................... 19
1.7 Output/size assignment .................................................................................................................... 20
1.8 Version with IP55/IP66 rating ........................................................................................................... 20
2 Mounting and installation ......................................................................................................................... 22
2.1 Mounting SK 2xxE............................................................................................................................ 22
2.1.1 Installation of insulating plate – size 4 ................................................................................ 24
2.1.2 Motor installation steps ....................................................................................................... 25
2.1.2.1 Adapters for motor size 26
2.1.2.2 Dimensions, SK 2xxE mounted on motor 27
2.2 Braking resistor (BW) - (from size 1) ................................................................................................ 28
2.2.1 Internal braking resistor SK BRI4-… ................................................................................... 28
2.2.2 External braking resistor SK BRE4-... / SK BRW4-… / SK BREW4-… ............................... 31
2.3 Electrical connection ........................................................................................................................ 32
2.3.1 Wiring guidelines ................................................................................................................ 33
2.3.2 Electrical connection of power unit ..................................................................................... 34
2.3.3 Electrical connection of the control unit .............................................................................. 35
2.4 Operation in potentially explosive environments .............................................................................. 40
2.4.1 Operation in potentially explosive environments - ATEX zone 22 3D ................................. 41
2.4.1.1 Modification of the device for compliance with category 3D 41
2.4.1.2 Options for ATEX zone 22, category 3D 42
2.4.1.3 Maximum output voltage and torque reduction 44
2.4.1.4 Commissioning information 44
2.4.1.5 EU conformity declaration - ATEX 46
2.4.2 Operation in potentially explosive environments - EAC Ex ................................................. 47
2.4.2.1 Modification of the device 47
2.4.2.2 Further information 48
2.4.2.3 EAC Ex Certificate 48
3 Display, operation and options ................................................................................................................ 49
3.1 Control and parameterization options .............................................................................................. 50
3.1.1 Use of control and parameterization units .......................................................................... 51
3.1.2 Potentiometer adapter, SK CU4-POT ................................................................................. 52
4 Commissioning ......................................................................................................................................... 54
4.1 Factory settings ................................................................................................................................ 54
4.2 Starting up the device ...................................................................................................................... 56
4.2.1 Connection ......................................................................................................................... 56
4.2.2 Configuration ...................................................................................................................... 57
4.2.2.1 Parameterization 57
4.2.2.2 DIP switches (S1) 58
4.2.2.3 DIP switches, analog input (only SK 2x0E) 60
4.2.2.4 Potentiometers P1 and P2 (SK 2x0E size 4 and SK 2x5E) 61
4.2.3 Commissioning examples ................................................................................................... 62
4.2.3.1 SK 2x0E minimum configuration 62
4.2.3.2 SK 2x5E minimum configuration 63
5 Parameter ................................................................................................................................................... 65
5.1 Parameter overview ......................................................................................................................... 69
6 Operating status messages ..................................................................................................................... 74