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MM30-W

 

Doc. N° MO-0117-ING 

Rev. 

1

 

Pag. 

1   

of 

29

 

 

Copyright - 2010 -  Microener

 

 

 

MICROPROCESSOR  

 MOTOR PROTECTION RELAY 

 

TYPE 

MM30-W 

 

OPERATION MANUAL 

 

 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

MULTIFUNCTION 

MOTOR PROTECTION 

RELAY TYPE 

MM30-W 

ENTER/RESET

 

MODE

 

SELECT

 

+

 

-

 

PROG.

 

St.N°

 

I>,O>

 

PROG/

 

I.R.F.

 

MICROELETTRICA     SCIENTIFICA 

MILANO                    ITALY 

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2

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ROTOR 

STALL 

Summary of Contents for MM30-W

Page 1: ...ght 2010 Microener MICROPROCESSOR MOTOR PROTECTION RELAY TYPE MM30 W OPERATION MANUAL MULTIFUNCTION MOTOR PROTECTION RELAY TYPE MM30 W ENTER RESET MODE SELECT PROG St N I O PROG I R F MICROELETTRICA S...

Page 2: ...___________________________________ 10 9 Keyboard and display operation_________________________________________________________ 11 10 Reading of measurements and recorded parameters__________________...

Page 3: ...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 dif...

Page 4: ...s should not be altered or replaced For repair please ask the Manufacturer or its authorised Dealers Misapplication of the above warnings and instruction relieves the Manufacturer of any liability 2 G...

Page 5: ...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 modi...

Page 6: ...ning 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 SELEC...

Page 7: ...Illuminated on tripping of the unbalance inverse time element tI2 or of the single phasing element 1 e Yellow LED PROG I R F Flashing during the programming of the parameters Illuminated on Internal R...

Page 8: ...herebelow The module REX 8 includes eight RA RB RC RD RE RF RH RG user programmable plus one R Diag diagnostic output relays The master module MM30 W can control altogether up to sixteen output relays...

Page 9: ...can be connected via a cable bus a fiber optic bus for interfacing with a Personal Computer type IBM or compatible All the functionalities that can be operated locally for example reading of input me...

Page 10: ...RTD ON see 12 1 If the function is enabled the input RTD is activated when the resistance connected to the terminals 1 14 exceeds the limits 50 R1 14 2900 This limits respectively correspond to Short...

Page 11: ...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 the ma...

Page 12: ...xxxV RMS Voltage displayed as primary volts 0 65000 fxx xxHz Frequency 40 70 Hz PFx xxC Power Factor 0 10 1 00 C Lead L Lag xxx Phase displacement WxxxxxKW Active Power 0 10000 kW h xxxxx Operation ho...

Page 13: ...rent T Tnxxx Motor heating Uxx xxUn Phase to phase voltage fxx xxHz Frequency PFx xxC Power Factor 0 00 1 00 C Lead L Lag 10 4 TRIP NUM Counters of the number of operations for each of the relay funct...

Page 14: ...to speed up parameter s variation press the key SELECT while or are pressed Press key ENTER RESET to validate the set values 12 1 PROGRAMMING OF FUNCTIONS SETTINGS Mode PROG menu SETTINGS Production s...

Page 15: ...1 5 0 1 Ist tI 0 1s Trip time delay of phase overcurrent element 0 05 1 0 01 s O 0 1On Trip level of earth fault element Dis 0 02 2 0 01 On tO 0 2s Trip time delay of earth fault element 0 05 5 0 01...

Page 16: ...perates relay R1 R2 R3 R4 RA RB RL I No load running tripping operates relay R1 R2 R3 R4 RA RB RL I Instantaneous overcurrent tripping operates relay R1 R2 R3 R4 RA RB RL tI 2 Time delayed overcurrent...

Page 17: ...ment 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 TES...

Page 18: ...MM30 W Doc N MO 0117 ING Rev 1 Pag 18 of 29 Copyright 2010 Microener...

Page 19: ...ed oscillatory magnetic field 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...

Page 20: ...MM30 W Doc N MO 0117 ING Rev 1 Pag 20 of 29 Copyright 2010 Microener The performances and the characteristics reported in this manual are not binding and can modified at any moment without notice...

Page 21: ...MM30 W Doc N MO 0117 ING Rev 1 Pag 21 of 29 Copyright 2010 Microener 17 CONNECTION DIAGRAM SCE1630 Rev 0 Standard Output 17 1 CONNECTION DIAGRAM SCE1667 Rev 0 Double Output...

Page 22: ...of 29 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 C J4 Neutral Rated Input Current Rated Input Current...

Page 23: ...MM30 W Doc N MO 0117 ING Rev 1 Pag 23 of 29 Copyright 2010 Microener 20 THERMAL IMAGE CURVES TU0249 Rev 1...

Page 24: ...IME UNBALANCE PROTECTION ELEMENT TU0248 Rev 1 tI2 I2 Im tI2 0 1 I2 Im 0 9 t I2 Im Comp sequenza neg Negative sequence comp I2 Im Soglia minima di funzionamento Minimum operation level tI2 Ritardo inte...

Page 25: ...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 pro...

Page 26: ...MM30 W Doc N MO 0117 ING Rev 1 Pag 26 of 29 Copyright 2010 Microener 23 OVERALL DIMENSIONS MOUNTING PANEL CUT OUT 113x142 LxH View of Rear Terminal Connection...

Page 27: ...xxV NodAdxxx 23 to tm xxx tm xxmin Autoset tTr xxxs ITrxxxIst tst xxxs tBst xxm tStNoxxm tI2 xs I2 xxxIm Ts n xxx Ta n xxx 22 19 18 17 25 24 26 21 20 I xxxIst I xxxIm tLR xxs ILRxxxIm 32 31 30 29 28 2...

Page 28: ...ime after tripping of the function StNo 1 60 Rm m 12 ILR Trip level of Locked Rotor function Dis 1 5 Im 2 tLR Trip time delay of LR element during run 1 25 s 5 I2 Trip level of inverse time current un...

Page 29: ...No load running tripping operates relay I I Instantaneous overcurrent tripping operates relay I tI 2 Time delayed overcurrent tripping operates relay tI O Instantaneous earth fault tripping operates...

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