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MC30-X/10-4 

Doc. N°

 

MO-0350-ING

 

 

Copyright 2016 

 

 

FW: 1211.37.06.x 

Date 

17.06.2022 

Rev. 

3 

 

Pag. 

17 

of 

43 

 
 
 

 

3.6 - Io>> (2F51N) - Second Earth Fault protection level 

 

FuncEnab

 

→

 

 

Enable 

 

[Disable / Enable] 

 

Options

 

→

 

BI 

Disable 

 

[Disable / Enable] 

 

→

 

Trg 

Enable 

 

[Disable / Enable] 

 

TripLev

 

→

 

Io>>

 

0.01 

Ion  (0.01 

 9.99) 

step   0.01 

Ion 

 

Timers

 

→

 

tIo>>

 

0.05 

s 

(0.05 

 60) 

step 

0.01 

s 

 

Description of variables 

 

FuncEnab 

:  If disable the function is disactivated 

BI 

:  Operation controlled by Blocking Digital Input 

Trg 

:  Function operation triggers the oscillographic wave form capture  

(see § Oscillographic Recording) 

Io>> 

:  Minimum Zero Sequence Residual Current Pick-up level 

tIo>> 

:  Trip time delay 

 

 

Trip when 

:  The current trip level is exceeded for time 

“tIo>>”.

 

When the function is tripped 

: 

Signalization 

= 

Led “Trip” is illuminated

 

 

Last Trip 

=  Is recorded 

Function reset when 

:  The current drop below 95% Io>>. 

Led reset when 

:  push-button is pressed 

 

 

3.7 - IoH (3F51N) - Third Earth Fault protection level 

 

FuncEnab

 

→

 

 

Enable 

 

[Disable / Enable] 

 

Options

 

→

 

BI 

Disable 

 

[Disable / Enable] 

 

→

 

Trg 

Enable 

 

[Disable / Enable] 

 

TripLev

 

→

 

IoH

 

0.01 

Ion  (0.01 

 9.99) 

step   0.01 

Ion 

 

Timers

 

→

 

tIoH

 

0.05 

s 

(0.05 

 60) 

step 

0.01 

s 

 

Description of variables 

 

FuncEnab 

:  If disable the function is disactivated 

BI 

:  Operation controlled by Blocking Digital Input 

Trg 

:  Function operation triggers the oscillographic wave form capture  

(see § Oscillographic Recording) 

IoH 

:  Minimum Zero Sequence Residual Current Pick-up level 

tIoH 

:  Trip time delay 

 

Trip when 

: 

The current trip level is exceeded for time “tIoH”.

 

When the function is tripped 

: 

Signalization 

= 

Led “Trip” is illuminated

 

 

Last Trip 

=  Is recorded 

Function reset when 

:  The current drop below 95% IoH. 

Led reset when 

:  Push-button is pressed 

 

 

Содержание MC30-X/10-4

Страница 1: ...MC30 X 10 4 Doc N MO 0350 ING Copyright 2016 FW 1211 37 06 x Date 17 06 2022 Rev 3 Pag 1 of 43 MICROPROCESSOR OVERCURRENT and EARTH FAULT RELAY TYPE Expansion Board OPERATION MANUAL...

Страница 2: ...ion _____________________________________________________________20 4 Logic Blocking of Functions _________________________________________________________________________21 4 1 Blocking Outputs______...

Страница 3: ...________________________________________40 17 1 Connection Diagram Expansion Module UX10 4 _________________________________________________40 18 Overall Dimensions ___________________________________...

Страница 4: ...afety Protection Carefully check that all safety means are correctly mounted apply proper seals where required and periodically check their integrity 1 9 Handling Notwithstanding the highest practicab...

Страница 5: ...e when you wish dispose of it Instead it should be handed over to an applicable collection point for the recycling of electrical and electronic equipment By ensuring this product is disposed of correc...

Страница 6: ...e RS232 port on front panel Totally draw out execution with automatic C T shorting device Input currents are supplied to 3 current transformers measuring phase currents An additional internal CT direc...

Страница 7: ...s 2 2 2 1 Mains Frequency Freq The relay can operate either in 50Hz or 60Hz systems The rated Mains Frequency Freq must be set accordingly 2 2 2 2 Phase Current inputs I1 The relay directly displays t...

Страница 8: ...time delay t I Ts when tr Operation time of the output relay on pick up 7ms The parameters A and a have different values for the different Time Current Curves Curve Name Curve Identifier A B a IEC A...

Страница 9: ...MC30 X 10 4 Doc N MO 0350 ING Copyright 2016 FW 1211 37 06 x Date 17 06 2022 Rev 3 Pag 9 of 43 2 2 3 Time Current Curves IEC TU1029 Rev 0...

Страница 10: ...MC30 X 10 4 Doc N MO 0350 ING Copyright 2016 FW 1211 37 06 x Date 17 06 2022 Rev 3 Pag 10 of 43 2 2 4 Time Current Curves IEEE TU1028 Rev 0...

Страница 11: ...the largest phase current I Allowed overloading time See Curve The trip time delay t of the thermal element depends on the warming up time constant tw on the previous thermal status Ip In 2 on the adm...

Страница 12: ...MC30 X 10 4 Doc N MO 0350 ING Copyright 2016 FW 1211 37 06 x Date 17 06 2022 Rev 3 Pag 12 of 43 3 1 1 Thermal Image Curves TU0445 Rev 0...

Страница 13: ...IEC A Inverse B IEC B Very Inverse C IEC C Extremely Inverse MI IEEE Moderate Inverse Curve VI IEEE Very Inverse Curve I IEEE Inverse Curve EI IEEE Extremely Inverse Curve SI IEEE Short Inverse Curve...

Страница 14: ...variables FuncEnab If disable the function is disactivated BI Operation controlled by Blocking Digital Input 2xI Automatic threshold doubling on inrush Trg Function operation triggers the oscillograp...

Страница 15: ...exceeded for time tIH When the function is tripped Signalization Led Trip is illuminated Last Trip Is recorded Function reset when The current drop below 95 IH Led reset when push button is pressed 3...

Страница 16: ...ime A IEC A Inverse B IEC B Very Inverse C IEC C Extremely Inverse MI IEEE Moderate Inverse Curve VI IEEE Very Inverse Curve I IEEE Inverse Curve EI IEEE Extremely Inverse Curve SI IEEE Short Inverse...

Страница 17: ...gnalization Led Trip is illuminated Last Trip Is recorded Function reset when The current drop below 95 Io Led reset when push button is pressed 3 7 IoH 3F51N Third Earth Fault protection level FuncEn...

Страница 18: ...ed still exceeds 5 In the output relay associated to the BF function is operated relay another than TrR 3 9 I R F Internal Relay Failure FuncEnab No Param No Parameters Options Opl NoTrip NoTrip Trip...

Страница 19: ...p Trigger from the Digital Input D3 tPre Recording time before Trigger tPost Recording time after Trigger When the option Start or Trip is selected The oscillographic recording is started respectively...

Страница 20: ...nal blocks RS485 communication speed Mod Remote mode communication parameters Note Any change of this setting becomes valid at the next power on RPr Remote Protocol 3 12 LCD Display and Buzzer operati...

Страница 21: ...ocking Input of another Protection Relay to implement a logic selectivity system As above explained in case of Breaker Failure the blocking output is released and the back up protection enabled 4 2 Bl...

Страница 22: ...led from the relay UX10 4 Module Board 1 10 Digital Inputs 4 Outputs Relay The interfacing software MSCom2 also allows to program the operation of the output relays Physical Output 5 1 1 Output Relay...

Страница 23: ...Trip IoH IoH Start Third Earth Fault element tIoH Trip BF BF Trip Breaker Failure IRF IRF Trip Internal Relay Failure CBopen CBopen Trip C B open command CBclose CBclose Trip C B close command HwRecov...

Страница 24: ...Manual In this mode the output relay is operated when the controlling Functional Output is activated and remains in the operated condition until a manual reset command is issued by the relay keyboard...

Страница 25: ...utput Config Select Output Config related to 0 R1 and press right button on mouse select Value change Select Normally Energized from combo box and press OK if Password is request see Password 5 2 2 Fu...

Страница 26: ...lated to 0 R1 and press right button on mouse select Value change Select None from combo box and press OK if Password is request see Password 5 2 4 Output config Select Output config related to 0 R1 a...

Страница 27: ...pyright 2016 FW 1211 37 06 x Date 17 06 2022 Rev 3 Pag 27 of 43 5 2 5 Timer Select Timer related to 0 R1 and press right button on mouse select Value change Select 0 5 from combo box and press OK if P...

Страница 28: ...ping the output relay In this list are show the functions that can be associated with digital inputs or output relay Any of the Digital Inputs can be programmed to control one or more of the following...

Страница 29: ...can be totally managed locally either by the RS232 communication port or by the 4 key buttons and the LCD display or remotely via the communication bus RS485 connected to the rear terminal blocks The...

Страница 30: ...when any function is tripped reset takes places by pressing the reset button d PWR I R F Illuminated during normal operation when Power Supply is ON Flashing when a Relay Internal Fault is detected W...

Страница 31: ...e Communication Protocol is MODBUS RTU IEC60870 5 103 The configuration of transmission parameters is selectable Baud Rate 9600 19200 bps 9600 19200 bps 9600 19200 bps Start bit 1 1 1 Data bit 8 8 8 P...

Страница 32: ...unication Port on Front Face Panel This port is used for communication through the Front Face Panel between a local Lap top PC The physical link is RS232 by the standard female 9 pin D sub connector a...

Страница 33: ...t other measurements to go back to Measure Display Description I 0 65535 In Largest of the 3 phase currents of rated current IA 0 65535 A RMS value of Phase A current Primary Amps IB 0 65535 A RMS val...

Страница 34: ...d the relay tripping For indication of the TRIP Cause the following acronyms are used T Thermal Image I 1st Overcurrent Short Circuit I 2nd Overcurrent Short Circuit IH 3rd Overcurrent Short Circuit I...

Страница 35: ...Current time YY to set year XX MM to set month XX XX DD to set day XX XX XX hh mm to set hour XX mm to set minutes To validate Set Done Exit 12 5 3 RatedVal Rated Input Values RatedVal 1st Variable t...

Страница 36: ...99 0 01 IH 3F51 FuncEnab Enable Enable of the protection function Enable Disable Options BI Disable Operation controlled by Blocking Digital Input Enable Disable 2xI Enable Automatic threshold doublin...

Страница 37: ...ication parameters Note any change of this setting became valid at the next power on 8 n 1 8 o 1 8 e 1 RPr Modbus Remote Protocol Iec103 Modbus TripLev No Parameters Timers No Parameters LCD FuncEnab...

Страница 38: ...MC30 X 10 4 Doc N MO 0350 ING Copyright 2016 FW 1211 37 06 x Date 17 06 2022 Rev 3 Pag 38 of 43 13 Keyboard Operational Diagram...

Страница 39: ...dification or to issue a command through the relay itself using the managing software MSCom The user can decide whether inserting his own password see MS Com Operational Manual or keeping the password...

Страница 40: ...MC30 X 10 4 Doc N MO 0350 ING Copyright 2016 FW 1211 37 06 x Date 17 06 2022 Rev 3 Pag 40 of 43 17 Connection Diagram 17 1 Connection Diagram Expansion Module UX10 4...

Страница 41: ...MC30 X 10 4 Doc N MO 0350 ING Copyright 2016 FW 1211 37 06 x Date 17 06 2022 Rev 3 Pag 41 of 43 18 Overall Dimensions Protection Degree IP44 On Request IP54...

Страница 42: ...ontal position of the screws driver mark Draw out the PCB by pulling on the handle 19 2 Plug In Rotate clockwise the screws in the horizontal position of the screws driver mark Slide in the card on th...

Страница 43: ...400pps 2 5kV m c 1kV d m Oscillatory waves Ring waves IEC61000 4 12 level 4 4kV c m 2kV d m Surge immunity test IEC61000 4 5 level 4 2kV c m 1kV d m Voltage interruptions IEC60255 4 11 Resistance to...

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