1ACRONYMS ......................................................................................................................................5
2APPLICABLE LAWS, REFERENCE STANDARDS AND ENEL STANDARDS ..........ERRORE. IL
SEGNALIBRO NON È DEFINITO.
2.1 For all countries...............................................................................................................................................6
2.2 For EU...............................................................................................................................................................7
2.3 For Iberia..........................................................................................................................................................7
2.4 , Enel Global Standards quoted in the document....................................Errore. Il segnalibro non è definito.
3INTRODUCTION.....................................................ERRORE. IL SEGNALIBRO NON È DEFINITO.
4LIST OF COMPONENTS, PRODUCT FAMILY OR SOLUTIONS....................................................8
4.1 Components of the Remote terminal Unit for Secondary substation in the configurations available.....8
4.2 Enel Product family codes of the components.............................................................................................8
4.3 List of components, product family and solutions to which the Global Standard applies...........Errore. Il
segnalibro non è definito.
5TECHNICAL CHARACTERISTICS OF THE UE2020 LITE............................................................10
5.1 Construction characteristics........................................................................................................................12
5.2 UE Functions .................................................................................................................................................12
5.2.1 Chronological recording of fault current flows.............................................................................................12
5.2.2 Measurements............................................................................................................................................13
5.2.3 Faulty branch selection...............................................................................................................................13
5.2.4 Busbar voltage presence calculation (RVS)................................................................................................13
5.2.5 UP2020 I/O interface module function........................................................................................................13
5.2.6 Auxiliary functions.......................................................................................................................................13
5.2.6.1. Communication...........................................................................................................................................13
5.2.6.2. Diagnostics.................................................................................................................................................14
5.2.6.3. Date/time clock function..............................................................................................................................14
5.2.7 Configuration and Programming.................................................................................................................14
5.2.7.1. Configuration uploading..............................................................................................................................14
5.2.7.2. Downloading of the firmware ......................................................................................................................15
5.2.8 Functionalities based on MQTT protocol ....................................................................................................15
5.2.8.1. DBR Automation.........................................................................................................................................15
5.2.8.2. Galileo Functionality....................................................................................................................................15
5.3 UE technical details.......................................................................................................................................18
5.3.1 Cables.........................................................................................................................................................19
5.3.2 Connectors .................................................................................................................................................19
5.3.3 Input terminals ............................................................................................................................................20
5.3.4 Power supply..............................................................................................................................................20
5.3.5 Remote controls..........................................................................................................................................20
5.3.6 Remote signals...........................................................................................................................................21
5.3.7 Measurements............................................................................................................................................21
5.3.8 Data buffering mode ...................................................................................................................................22
5.3.9 Diagnostics.................................................................................................................................................22
5.3.10 Features of the date-time clock...................................................................................................................23
6TECHNICAL CHARACTERISTICS OF THE PSBC........................................................................24
6.1 PSBC construction characteristics..............................................................................................................24
6.2 PSBC electrical characteristics....................................................................................................................24
6.3 Control of the mains, power supply and battery voltages.........................................................................26
6.3.1 Test of the battery efficiency.......................................................................................................................26
6.3.2 Specification of the DCE power supply section...........................................................................................27
6.3.3 Configuration, signaling and protection devices..........................................................................................28
7COMMUNICATION PROTOCOLS AND TRANSMISSION EQUIPMENT......................................30
7.1 IEC 60870-5-101 protocol..............................................................................................................................30
7.2 IEC 60870-5-104 protocol..............................................................................................................................31
7.3 Transmission equipment (DCE) ...................................................................................................................31
7.3.1 GSM/GPRS modem....................................................................................................................................32
7.3.1.1. Physical interface to an external modem....................................................................................................32
7.3.1.2. Data interchange with the modem ..............................................................................................................32
7.3.1.3. Modem management..................................................................................................................................32
