MC20-X/10-4
Doc. N°
MO-0352-ING
Microener - Copyright 2010
FW
720.07.01
Date
09.04.2008
Rev.
1
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
2.2.2.1 - Mains Frequency (Freq) ________________________________________________________________________________ 6
2.2.2.2 - Phase Current inputs (I1) _______________________________________________________________________________ 6
2.2.2.3 - Earth Fault Current Input (Ion) ___________________________________________________________________________ 7
2.2.2.4 - Algorithm of the time current curves _______________________________________________________________________ 7
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 - Functions and Settings (Function) ___________________________________________________________________________ 10
2.2.5.1 -
I> (1F51)
- First overcurrent protection level ________________________________________________________________ 10
2.2.5.2 -
I>> (2F51)
- Second overcurrent protection level ____________________________________________________________ 10
2.2.5.3 -
IH (3F51)
- Third overcurrent protection level _______________________________________________________________ 11
2.2.5.5 -
Io> (1F51N)
- First Earth Fault protection level ______________________________________________________________ 12
2.2.5.6 -
Io>> (2F51N)
- Second Earth Fault protection level __________________________________________________________ 12
2.2.5.7 -
IoH (3F51N)
- Third Earth Fault protection level _____________________________________________________________ 13
2.2.5.8 -
BF (F51BF)
- Breaker Failure ___________________________________________________________________________ 13
2.2.5.9 -
RTD
- Remote Trip ___________________________________________________________________________________ 13
2.2.5.10 -
I.R.F.
- Internal Relay Failure __________________________________________________________________________ 14
2.2.5.11 -
Osc
- Oscillographic Recording ________________________________________________________________________ 14
2.2.5.12 -
Comm
– Communication Parameters ___________________________________________________________________ 15
2.2.5.13 -
LCD
– Display and Buzzer operation ____________________________________________________________________ 15
3. Logic Blocking of Functions ______________________________________________________________________________________ 16
3.1 - Blocking output _____________________________________________________________________________________________ 16
3.2 – Blocking Input ______________________________________________________________________________________________ 16
4. Output Relays __________________________________________________________________________________________________ 16
5. Digital Inputs___________________________________________________________________________________________________ 17
6. Self-diagnostic _________________________________________________________________________________________________ 17
7. Relay Management ______________________________________________________________________________________________ 18
8. Signalizations __________________________________________________________________________________________________ 19
9. Keyboard Buttons ______________________________________________________________________________________________ 19
10. Serial Communication Port ______________________________________________________________________________________ 20
10.1 - Main RS485 Serial Communication Port _________________________________________________________________________ 20
10.2 - Communication Port on Front Face Panel _______________________________________________________________________ 21
11. Menu and Variables ____________________________________________________________________________________________ 22
11.1 - Real Time Measurements ____________________________________________________________________________________ 22
11.2 - Meas (Instantaneous Measurements) ___________________________________________________________________________ 22
11.3 - Counter (Operation Counters) _________________________________________________________________________________ 22
11.4 - LastTrip (Event Recording) ___________________________________________________________________________________ 23
11.5 - R/W Set (Programming / Reading the Relay Settings) ______________________________________________________________ 24
11.5.1 - CommAdd (Communication Address) _______________________________________________________________________ 24
11.5.2 - Time/Date (Time/Date) ___________________________________________________________________________________ 24
11.5.3 - RatedVal (Rated Input Values) ____________________________________________________________________________ 24
11.5.4 - Function (Functions) ____________________________________________________________________________________ 25
11.6 - RelayCfg (Relay Configuration) ________________________________________________________________________________ 27
11.7 - Commands _______________________________________________________________________________________________ 28
11.8 - Info&Ver (Firmware - Info&Version) ____________________________________________________________________________ 28
12. KEYBOARD OPERATIONAL DIAGRAM ____________________________________________________________________________ 29
13. Password ____________________________________________________________________________________________________ 31
13.1 - MS-Com Password _________________________________________________________________________________________ 31
14. Maintenance __________________________________________________________________________________________________ 31
15. Power Frequency Insulation Test _________________________________________________________________________________ 31
16. Connection Diagram ___________________________________________________________________________________________ 32
16.1 – UX10-4 - Expansion Module - Wiring Diagram (10 Digital 4 Output Relays) ______________________________________ 32
17. Overall Dimensions ____________________________________________________________________________________________ 33
18. Direction for Pcb's Draw-Out and Plug-In __________________________________________________________________________ 34
18.1 - Draw-Out _________________________________________________________________________________________________ 34
18.2 - Plug-In ___________________________________________________________________________________________________ 34
19. Electrical Characteristics _______________________________________________________________________________________ 35
