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IM30-SA

Doc. N° MO-0089-ING

Rev.

1

FW:

1.01

Pag.

1

of

25

Copyright 2010 Microener

MICROPROCESSOR OVERCURRENT

AND EARTH FAULT PROTECTION RELAY

TYPE

IM30-SA

OPERATION MANUAL

MULTIFUNCTION

3ph O/C + E/F

+ Sensitive E/F

+ Neg. Seq. O/C

RELAY TYPE

IM30-SA

MODE SELECT

+

-

I>

I>>

Io>

Io>>

PROG/

I.R.F.

S.E.F.

I

2

>

BLOCK ACTIVE
BRKR FAIL.

MICROELETTRICA SCIENTIFICA

MILANO ITALY

ENTER/RESET

PROG.

1
2
3
...
»

Содержание IM30-SA

Страница 1: ...ROPROCESSOR OVERCURRENT AND EARTH FAULT PROTECTION RELAY TYPE IM30 SA OPERATION MANUAL MULTIFUNCTION 3ph O C E F Sensitive E F Neg Seq O C RELAY TYPE IM30 SA MODE SELECT I I Io Io PROG I R F S E F I2...

Страница 2: ...____________________________ 11 10 1 ACT MEAS Actual measure _________________________________________________________ 11 10 2 MAX VAL Max values ______________________________________________________...

Страница 3: ...t be compatible with their declared performance 1 6 PROTECTION EARTHING When earthing is required carefully check its efficiency 1 7 SETTING AND CALIBRATION Carefully check the proper setting of the d...

Страница 4: ...n strict conformity with the safety regulations 1 11 FAULT DETECTION AND REPAIR Internal calibrations and components should not be alterated or replaced For repair please ask the Manufacturer or its a...

Страница 5: ...er A B a K IEC A Inverse A 0 14 0 0 02 0 3366 IEC B Very Inverse B 13 5 0 1 0 6667 IEC C Extr Inverse C 80 0 2 1 2375 IEEE Moderate Inverse MI 0 0104 0 0226 0 02 4 1106 IEEE Short Inverse SI 0 00342 0...

Страница 6: ...anning by the key SELECT Parameter modification by the key Set validation by the key ENTER Scanning of the menus by the key MODE SELECT ENTER Enabled only if input current is zero ENTER RESET MODE SEL...

Страница 7: ...rip after expiry of the set trip time delay tI g Red LED I2 Flashing when measured current overcomes the set trip level I Illuminated on trip after expiry of the set trip time delay tI h Yellow LED BL...

Страница 8: ...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 instantaneo...

Страница 9: ...al time 2tBF tBf 2tBO tBo 2tBO By proper interconnection of the blocking inputs and outputs of different relays it is possible to configurate very efficient arrangements of logic fault discrimination...

Страница 10: ...the memory SET DISP Reading of the settings and of the configuration of the output relays as programmed PROG Access to the programming of the settings and of relay configuration TEST PROG Access to th...

Страница 11: ...phase A displayed as primary Amps 0 99999 IBxxxxxA As above phase B ICxxxxxA As above phase C IoxxxxxA As above earth fault current I2xxxxxIn Negative Sequence component of the 3 phase current system...

Страница 12: ...xxxxIn Current of phase A value recorded at the moment of tipping IBxxxxIn Current of phase B as above ICxxxxIn Current of phase C as above IoxxxxOn Earth fault current as above I2xxxxxIn Negative Seq...

Страница 13: ...out relay R5 is deenergized Enter MODE PROG and SELECT either SETTINGS for programming of parameters or F RELAY for programming of output relays configuration enable programming by the indirect operat...

Страница 14: ...s O 0 02On Trip level of high set earth fault element p u of the rated current of the C Ts for zero sequence detection 0 02 4 Dis 0 01 On tO 0 05s Trip time delay of the high set earth fault element 0...

Страница 15: ...4 So 4 Instantaneous element of Sensitive earth fault element operates relay R1 R2 R3 R4 tSo 2 As above time delayed element operates relay R1 R2 R3 R4 I2 3 Instantaneous element of Negative Sequence...

Страница 16: ...est 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...

Страница 17: ...d IEC61000 4 10 100A m 0 1 1MHz 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 1k...

Страница 18: ...IM30 SA Doc N MO 0089 ING Rev 1 FW 1 01 Pag 18 of 25 Copyright 2010 Microener 17 CONNECTION DIAGRAM STANDARD OUTPUT SCE1575 Rev 0 17 1 CONNECTION DIAGRAM DOUBLE OUTPUT SCE1576 Rev 0...

Страница 19: ...g 19 of 25 Copyright 2010 Microener 18 WIRING THE SERIAL COMMUNICATION BUS SCE1309 Rev 0 19 CHANGE PHASE CURRENT RATED INPUT 1 OR 5A J1 Phase A J2 Phase B J3 Phase C Rated Input Current Rated Input Cu...

Страница 20: ...IM30 SA Doc N MO 0089 ING Rev 1 FW 1 01 Pag 20 of 25 Copyright 2010 Microener 20 TIME CURRENT CURVES IEC TU0353 Rev 0 1 2...

Страница 21: ...IM30 SA Doc N MO 0089 ING Rev 1 FW 1 01 Pag 21 of 25 Copyright 2010 Microener 21 TIME CURRENT CURVES IEEE TU0353 Rev 0 2 2...

Страница 22: ...ion of the screws driver mark Draw out the PCB by pulling on the handle 22 2 PLUG IN Rotate clockwise the screws and in the horizontal position of the screws driver mark Slide in the card on the rails...

Страница 23: ...IM30 SA Doc N MO 0089 ING Rev 1 FW 1 01 Pag 23 of 25 Copyright 2010 Microener 23 OVERALL DIMENSIONS PANEL CUT OUT 113x142 LxH View of Rear Terminal Connection...

Страница 24: ...IM30 SA Doc N MO 0089 ING Rev 1 FW 1 01 Pag 24 of 25 Copyright 2010 Microener 24 KEYBOARD OPERATIONAL DIAGRAM...

Страница 25: ...earth fault 0 01 0 05 Dis On 0 05 tSo Time delay of sensitive earth fault 0 01 30 s 0 05 F I2 Operation characteristic of the Negative Sequence element D A B C MI SI VI I EI D I2 Tap of the negative...

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