
3.3.2.10 Door limit switches .................................................................................................................34
3.3.3 Principle of operation .............................................................................................................34
3.3.3.1 Fuseless technology ..............................................................................................................34
3.3.3.2 Thyristor electronics ...............................................................................................................36
3.3.3.3 Voltage actual value sensing .................................................................................................37
3.3.3.4 Ground fault detection............................................................................................................38
3.4 Closed-loop control ................................................................................................................39
3.4.1 Fan in the door .......................................................................................................................39
3.4.2 Mushroom pushbutton ...........................................................................................................39
3.4.3 Description of the components...............................................................................................40
3.4.3.1 SINAMICS Control Unit..........................................................................................................40
3.4.3.2 DRIVE-CLiQ interface ............................................................................................................40
3.4.3.3 Voltage Sensing Module ........................................................................................................40
3.4.3.4 DC/DC converter....................................................................................................................41
3.4.3.5 SITOP Select .........................................................................................................................41
3.4.3.6 Power supply unit...................................................................................................................41
3.4.3.7 Sirius safety relay...................................................................................................................41
3.5 Options...................................................................................................................................41
3.5.1 Internal synchronizing voltage detection (option A11) ...........................................................41
3.5.2 Damping switch for 1.4 kV (option C50).................................................................................42
3.5.3 Duty cycle (option C61)..........................................................................................................42
3.5.4 Black start (option E05)..........................................................................................................43
3.5.5 Brake after phase shifter operation (option E08) ...................................................................43
3.5.6 Plug connection between the starting converter and excitation equipment (option G57) ......43
3.5.7 Temperature evaluation of the MV transformer (option K63).................................................44
3.5.8 Control Unit CU320-2 PN (option K95) ..................................................................................44
3.5.9 Inductive cable attenuation (option L05) ................................................................................44
3.5.10 Cabinet anti-condensation heating for the power unit (option L55)........................................45
3.5.11 Temperature-controlled and air-humidity-controlled anti-condensation heating (option
L58) ........................................................................................................................................45
3.5.12 Dust protection (option M11)..................................................................................................45
3.5.13 Lock barrel (option M40) ........................................................................................................45
3.5.14 Degree of protection IP41 (option M41) .................................................................................45
3.5.15 Separate installation (M49) ....................................................................................................45
3.5.16 Low-noise fan (option M65)....................................................................................................46
3.5.17 Customer-specific door stop for control cabinets (option M76)..............................................46
3.5.18 Line-side surge arresters (option N54)...................................................................................46
3.5.19 Machine-side surge arresters (option N56)............................................................................46
3.5.20 Line-side fuses (option N58) ..................................................................................................46
3.5.21 Cabinet lighting in the power unit (option N86) ......................................................................46
3.5.22 Customized locking system (option Y41) ...............................................................................47
3.5.23 Customized duty cycle (option Y45).......................................................................................47
4 Preparations for use ...................................................................................................................................49
4.1 Notes for system integrators ..................................................................................................49
4.1.1 Requirements for transformers ..............................................................................................49
4.1.2 Selection and configuration of multi-winding transformers.....................................................50
4.1.3 Requirements for the circuit breaker provided by the customer.............................................51
4.1.4 Requirements for cables ........................................................................................................54
4.2 Requirements when mounting and installing the device ........................................................55
4.2.1 Requirements for installation location ....................................................................................55
Table of contents
SINAMICS GL150 6SL38503UM114PA0Z
6Operating Instructions Rev.201910301420 MUSTER