MC20-CEI
Doc. N°
MO-0431-ING
Microelettrica Scientifica S.p.A. - Copyright 2009
FW 1080.36.03.X
Date 18.11.2011
Rev.
3
Pag.
2
of 35
1. General Utilization and Commissioning Directions____________________________________________________________________ 3
1.1 - Storage and Transportation_____________________________________________________________________________________ 3
1.2 - Installation __________________________________________________________________________________________________ 3
1.3 - Electrical Connection__________________________________________________________________________________________ 3
1.4 - Measuring Inputs and Power Supply______________________________________________________________________________ 3
1.5 - Outputs Loading _____________________________________________________________________________________________ 3
1.6 - Protection Earthing ___________________________________________________________________________________________ 3
1.7 - Setting and Calibration ________________________________________________________________________________________ 3
1.8 - Safety Protection _____________________________________________________________________________________________ 3
1.9 - Handling ___________________________________________________________________________________________________ 3
1.10 - Maintenance _______________________________________________________________________________________________ 4
1.11 - Waste Disposal of Electrical & Electronic Equipment ________________________________________________________________ 4
1.12 - Fault detection and repair _____________________________________________________________________________________ 4
2. General Characteristics___________________________________________________________________________________________ 5
2.1 - Power Supply _______________________________________________________________________________________________ 5
2.2 - Operation and Algorithms ______________________________________________________________________________________ 6
2.2.1 - Reference Input Values ____________________________________________________________________________________ 6
2.2.2 – Input quantities __________________________________________________________________________________________ 6
2.2.3 – Time Current Curves IEC (TU1029 Rev.0) ____________________________________________________________________ 8
2.2.4 - Time Current Curves IEEE (TU1028 Rev.0) ____________________________________________________________________ 9
2.2.5 - Funzioni (Functions and Settings) ___________________________________________________________________________ 10
3. Data Logger ___________________________________________________________________________________________________ 16
3.1 – Display ___________________________________________________________________________________________________ 16
3.2 – Export data stored __________________________________________________________________________________________ 17
4. Logic Blocking of Functions______________________________________________________________________________________ 18
4.1 – Blocking output _____________________________________________________________________________________________ 18
4.2 – Blocking Input ______________________________________________________________________________________________ 18
5. Output Relays __________________________________________________________________________________________________ 18
6. Digital Inputs___________________________________________________________________________________________________ 19
7. Self-diagnostic _________________________________________________________________________________________________ 19
8. Relay Management______________________________________________________________________________________________ 20
9. Signalizations __________________________________________________________________________________________________ 21
10. Keyboard_____________________________________________________________________________________________________ 21
11. Serial Communication __________________________________________________________________________________________ 22
11.1 - Main RS485 Serial Communication Port _________________________________________________________________________ 22
11.2 - Communication Port on Front Face Panel _______________________________________________________________________ 23
12. Menu and Variables ____________________________________________________________________________________________ 24
12.1 - Misure in Tempo Reale (Real Time Measurements)________________________________________________________________ 24
12.2 – Misure (Instantaneous Measurements) _________________________________________________________________________ 24
12.3 – Cont.Int (Operation Counters) ________________________________________________________________________________ 24
12.4 – UltimiSc (Event Recording)___________________________________________________________________________________ 25
12.5 - Regolazioni (Programming / Reading the Relay Settings) ___________________________________________________________ 26
12.5.1 - NodoCom (Communication Address) _______________________________________________________________________ 26
12.5.2 – Data/Ora (Time/Date) ___________________________________________________________________________________ 26
12.5.3 – Val.Nom. (Rated Input Values) ____________________________________________________________________________ 26
12.5.4 – Funzioni (Functions) ____________________________________________________________________________________ 27
12.6 – Cfg.Relè (Relay Configuration)________________________________________________________________________________ 29
12.7 – Comandi (Commands) ______________________________________________________________________________________ 30
12.8 - Info&Ver (Firmware - Info&Version) ____________________________________________________________________________ 30
13. Keyboard Operational Diagram __________________________________________________________________________________ 31
14. Password ____________________________________________________________________________________________________ 32
14.1 - MS-Com Password _________________________________________________________________________________________ 32
15. Maintenance __________________________________________________________________________________________________ 32
16. Power Frequency Insulation Test _________________________________________________________________________________ 32
17. Wiring Diagram________________________________________________________________________________________________ 33
18. Overall Dimensions (mm) – Protection Degree IP44 (on request IP55) __________________________________________________ 33
19. Direction for PCB's Draw-Out and Plug-In__________________________________________________________________________ 34
19.1 - Draw-Out _________________________________________________________________________________________________ 34
19.2 - Plug-In ___________________________________________________________________________________________________ 34
20. Electrical Characteristics _______________________________________________________________________________________ 35
