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IM30-B00

Doc. N°

MO-0132-ING

Copyright 2010 - Microener

Firmware

2.0X

Data

22.04.2008

Rev.

2

Pag

1

of

23

MICROPROCESSOR

EARTH FAULT PROTECTION RELAY

TYPE

IM30-B00

OPERATION MANUAL

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2
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Summary of Contents for IM30-B00

Page 1: ...IM30 B00 Doc N MO 0132 ING Copyright 2010 Microener Firmware 2 0X Data 22 04 2008 Rev 2 Pag 1 of 23 MICROPROCESSOR EARTH FAULT PROTECTION RELAY TYPE IM30 B00 OPERATION MANUAL ...

Page 2: ...rial Communication ______________________________________________________________________________ 9 7 Digital Inputs_____________________________________________________________________________________ 10 8 Test ____________________________________________________________________________________________ 10 9 Keyboard and Display Operation ___________________________________________________________...

Page 3: ... Loading must be compatible with their declared performance 1 6 Protection Earthing When earthing is required carefully check its effectiveness 1 7 Setting and Calibration Carefully check the proper setting of the different functions according to the configuration of the protected system the safety regulations and the co ordination with other equipment 1 8 Safety Protection Carefully check that al...

Page 4: ...plicable collection point for the recycling of electrical and electronic equipment By ensuring this product is disposed of correctly you will help prevent potential negative consequence to the environment and human health which could otherwise be caused by inappropriate disposal of this product The recycling of materials will help to conserve natural resource 1 12 Fault Detection and Repair Intern...

Page 5: ... the output relay on pick up The parameters A B and a have different values for the different Time Current Curves Curve Name Curve Identifier A B a IEC A Inverse A 0 14 0 0 02 IEC B Very Inverse B 13 5 0 1 IEC C Extremely Inverse C 80 0 2 IEEE Moderate Inverse MI 0 0104 0 0226 0 02 IEEE Short Inverse SI 0 00342 0 00262 0 02 IEEE Very Inverse VI 3 88 0 0963 2 IEEE Inverse I 5 95 0 18 2 IEEE Extreme...

Page 6: ... date is displayed with one of the groups of digits YY MMM or DD blinking The DOWN key operates as a cursor It moves through the groups of digits in the sequence YY MMM DD YY The UP key allows the user to modify the currently blinking group of digits If the ENTER button is pressed the currently displayed date is set Pressing the SELECT button the current time is displayed which can be modified usi...

Page 7: ...ware 2 0X Data 22 04 2008 Rev 2 Pag 7 of 23 3 Controls and Measurements Five key buttons allow for local management of all relay s functions A 8 digit high brightness alphanumerical display shows the relevant readings xxxxxxxx see synoptic table fig 1 FIG 1 ...

Page 8: ... in case of Internal Relay Fault f Red LED BLOCK INPUT Flashing when a blocking signal is present at the relevant input terminals g Red LED BR FAIL Lit on when the BREAKER FAILURE function is activated h Yellow LED FUNC DISAB Lit on when the operation of one or more of the relay functions has been disactivated in the programming The reset of the leds takes place as follows Leds a b c g From flashi...

Page 9: ...t has to be remarked that the programming structure does not allow to associate the same relay at the same time to instantaneous and delayed elements Therefore any relay already associated to any time delayed element cannot be associated to any instantaneous element and viceversa b The relay R5 normally energised is not programmable and it is deenergized on internal fault power supply failure duri...

Page 10: ...her permanent as long as the blocking input is active tB2 Dis tB3 Dis or automatically removed after the expiry of the set trip time delay of the function involved plus an additional time 2tBF tB2 2tBF tB3 2tBF By proper interconnection of the blocking inputs and outputs of different relays it is possible to configurate very efficient arrangements of logic fault discrimination as well as to featur...

Page 11: ...onfiguration of the output relays as programmed PROG Access to the programming of the settings and of relay configuration TEST PROG Access to the manual test routines b SELECT When operated it selects one of the menus available in the actual operation MODE When in the program mode scroll the parameters c AND The and buttons are used to select the actual measurement or display desired when in Measu...

Page 12: ...n of the recorded event x 0 to 4 Example Last event LastTr 0 Last but one event LastTr 1 etc xxXXXxx Date Day Month Year xx xx xx Hour Hours Minutes Seconds F xxxxxx Function which produced the event being displayed and faulty phase in case of phase current element s trip 1I 2I 3I HI xx x pU Current of input 29 30 HI valued recorded at the moment of tripping LI xx x pU Current of input 32 33 LI va...

Page 13: ...play Description Setting Range Step Unit xxxxxxx Current date DDMMMYY xx xx xx Current time HH MM SS Fn 50 Hz Mains frequency 50 or 60 10 Hz HI 500 Ap Rated primary current of the C T supplying terminals 29 28 30 1 9999 1 A LI 500 Ap Rated primary current of the C T supplying terminals 32 31 33 1 9999 1 A F 1I D Operation characteristic of the first earth fault element D Independent definite time ...

Page 14: ... relay R1 R2 R3 R4 2F50N t2I 1 As above time delayed element 2F51N 3I Instantaneous of the third earth fault element operates relay R1 R2 R3 R4 3F50N t3I 2 As above time delayed element 3F51N tBF 4 Breaker failure alarm operates relay R1 R2 R3 R4 tFRes A The reset after tripping of the relays associated to the time delayed elements can take place A automatically when current drops below the trip l...

Page 15: ...ench test environment or after all dangerous output connections are removed 14 Maintenance No maintenance is required Periodically a functional check out can be made with the test procedures described under MANUAL TEST chapter In case of malfunctioning please contact Microelettrica Scientifica Service or the local Authorised Dealer mentioning the relay s Serial No reported in the label on relays e...

Page 16: ... Damped oscillatory magnetic field IEC61000 4 10 100A m 0 1 1MHz Immunity to conducted common mode disturbance 0Hz 150KHz IEC61000 4 16 level 4 Electrical fast transient burst IEC61000 4 4 level 3 2kV 5kHz HF disturbance test with damped oscillatory wave 1MHz burst test IEC60255 22 1 class 3 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 ...

Page 17: ...IM30 B00 Doc N MO 0132 ING Copyright 2010 Microener Firmware 2 0X Data 22 04 2008 Rev 2 Pag 17 of 23 17 Connection Diagram 18 Wiring the Serial Communication Bus ...

Page 18: ...IM30 B00 Doc N MO 0132 ING Copyright 2010 Microener Firmware 2 0X Data 22 04 2008 Rev 2 Pag 18 of 23 19 Time Current Curves IEC TU0388 Rev 0 1 2 ...

Page 19: ...IM30 B00 Doc N MO 0132 ING Copyright 2010 Microener Firmware 2 0X Data 22 04 2008 Rev 2 Pag 19 of 23 20 Time Current Curves IEEE TU0388 Rev 0 2 2 ...

Page 20: ...izontal position of the screws driver mark Draw out the PCB by pulling on the handle 21 2 Plug in Rotate clockwise the screws and in the horizontal position of the screws driver mark Slide in the card on the rails provided inside the enclosure Plug in the card completely and by pressing the handle to the closed position Rotate anticlockwise the screws and with the mark in the vertical position loc...

Page 21: ...IM30 B00 Doc N MO 0132 ING Copyright 2010 Microener Firmware 2 0X Data 22 04 2008 Rev 2 Pag 21 of 23 22 Mounting ...

Page 22: ...XXXxx 1 2 SEL WithTRIP ENT msgFAULT XxXXXxx 1 2 ENT TESTRUN TEST RUN TEST RUN I 0 I 0 IM30 AE Ver x xx 1 2 Dtxxxxxx 3 1I xxxx t1I xxxx 2I xxxx t2I xxxx 3I xxxx tBF xxxx 0 1 2 3 4 5 6 tFRes x 7 8 9 B2 x x 10 11 B3 x tB2 xxxx 0 1 2 3 4 5 6 7 8 10 11 12 9 13 0 1 2 3 4 5 6 7 8 10 11 12 9 13 1I xxxx t1I xxxx 2I xxxx t2I xxxx t3I xxxx tBF xxxx 0 1 2 3 4 5 6 tFRes x 7 8 9 B2 x x 10 11 B3 x tB3 xxxx 14 14...

Page 23: ...I Trip time delay of the third earth fault element 0 02 3 s 0 02 tBF Time delay for Breaker Failure alarm 0 05 0 75 s 0 05 Tsyn Synchronisation Time Expected time interval between sync pulses 5 60 Dis m Dis NodAd Identification number for connection on serial communication bus 1 250 1 CONFIGURATION OF OUTPUT RELAYS Default Setting Actual Setting Protect Element Output Relays Description Protect El...

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