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MS6 REDUCED VOLTAGE STARTER

Page 31

10.3 THREE WIRE REVERSING

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Содержание Opal Pro MS6 Series

Страница 1: ...Installation Operating Procedures Opal Pro MS6 Series SOLID STATE REDUCED VOLTAGE STARTER FOR 3 PHASE INDUCTION MOTORS...

Страница 2: ...Opal Pro MS6 SERIES SOLID STATE REDUCED VOLTAGE STARTER FOR 3 PHASE INDUCTION MOTORS Revision 1 08 01 2011...

Страница 3: ...MS6 REDUCED VOLTAGE STARTER Page 2...

Страница 4: ...awings and technical representations included in this manual are for typical installations and should not in any way be considered for specific applications or modifications Consult SAF OPAL Starters...

Страница 5: ...MS6 REDUCED VOLTAGE STARTER Page 4...

Страница 6: ...IN PARALLEL 9 2 SPECIFICATIONS 10 2 1 POWER RATING 10 2 2 MAXIMUM RATINGS 10 2 3 SERVICE CONDITIONS 10 2 4 FUSE SIZING 11 2 5 DIMENSIONS 12 2 5 1 STANDARD UNIT 12 2 5 2 REVERSING UNIT OR STANDARD UNI...

Страница 7: ...ED REVERSING 21 7 7 DC INJECTION BRAKING 22 8 PARAMETERS 23 9 SPARES 28 9 1 SPARE PARTS 28 9 2 SCR INSTALLATION PROCEDURE 28 10 CONNECTION DRAWINGS 29 10 1 TWO WIRE CONTROL 29 10 3 THREE WIRE REVERSIN...

Страница 8: ...starting an AC induction motor 1 1 1 STANDARD FEATURES 200 600 VAC 3 phase universal voltage 50 60Hz with no adjustment Single control card through out Opal Pro range Current regulated closed loop Du...

Страница 9: ...s of choosing the correct starting mode is determining the problem to be solved 1 2 2 CHOOSING STARTING MODE Constant Current Mode Soft Starting for light loads or reducing starting current are accomp...

Страница 10: ...ad current can provide 100 starting torque unlike squirrel cage NEMA B motors which would require 500 current The resistor bank may be shorted with a contactor at full speed to reduce the slip and eli...

Страница 11: ...or circuit breaker supplied upon request 2 2 MAXIMUM RATINGS HORSE POWER OPAL PRO MODEL 230VAC 460VAC 575VAC MS6 30 10 25 30 MS6 50 20 40 50 MS6 80 30 60 75 MS6 125 40 100 125 MS6 250 100 200 250 MS6...

Страница 12: ...150 125 90 75 200 150 100 40 100 200 150 MS6 125 125 50 100 125 250 200 150 60 125 150 300 225 180 75 150 400 250 200 200 400 300 MS6 250 250 100 200 250 500 350 300 125 250 300 600 450 L FUSE AMPS 3...

Страница 13: ...MS6 800 CH 68 6cm 27 61cm 24 38 1cm 15 56 7kg 125 lbs MS6 1000 CH 68 6cm 27 61cm 24 38 1cm 15 56 7kg 125 lbs 2 5 2 REVERSING UNIT or STANDARD UNIT WITH DC INJECTION DIMENSIONS MODEL HEIGHT WIDTH DEPTH...

Страница 14: ...ed stop mode in 2 wire control 5 Jog Input 120VAC Maintained normally open switch used to activate jog function 6 Reverse Input 120VAC Maintained normally open switch used to activate reverse function...

Страница 15: ...by pass contactor is to large 5amps This relay will energize once the Opal Pro has phased full on and the motor current has dropped below 110 of the nameplate current 15 Shorted SCR Relay Common 16 Sh...

Страница 16: ...arameters can be scrolled through using the up and down arrow keys If a parameter is to be modified the ENTER key must be pressed and the parameter value will now blink At this point it is possible to...

Страница 17: ...ment parts The electrical code requires all equipment starter motor operator station etc to be grounded properly An incoming circuit breaker or disconnect switch must be locked open before wiring or s...

Страница 18: ...full speed In line contactors are not required however they can be used on the line side or the motor side without detriment to the starter It is recommended that the contactor be sequenced to open an...

Страница 19: ...eplate service factor Set group 14 parameters if a communication module is installed on the Opal Pro Set group 15 parameters for the desired fault conditions Check for the red LED on the keypad to be...

Страница 20: ...nd the motor is up to speed this fault will be triggered if the current goes above 300 this fault can be disabled in group 15 parameter 1 SHORTED SCR Shorted SCR Fault this fault will not be triggered...

Страница 21: ...y pass contactor is opened while the SCR s are triggered fully on limiting the power contacts opening voltage The SCR s are then switched off without having any voltage surge When a by pass contactor...

Страница 22: ...and T1 The resistance should be greater than 10Kohms If it is a short either SCR 1 or 2 is bad Repeat this for L2 and T2 which will check SCR s 3 and 4 Then finally check L3 and T3 which will check S...

Страница 23: ...ate it to zero speed When stop is commanded the Opal Pro shuts off for 2 seconds to allow the voltage across the motor to drop The DC injection current is then applied at a level set in parameter 1104...

Страница 24: ...d Only 104 Line 2 to line 3 volts Read Only 105 DI1 DI5 Status right most bit Start Stop Jog Reverse Reset Read Only 106 Analog input 1 value Read Only 107 Relay Status right most bit Run relay By Pas...

Страница 25: ...le but still high enough so that the motor begins to rotate and soon and the start command is applied if the Ramp time is set to 0 parameter 1002 then this is the value of current in percent of motor...

Страница 26: ...conds Read Write 11 Stop Control 1101 Stop Mode Coast means that the Opal will inhibit firing of the SCR s as soon as the stop command is received Soft Stop means that the Opal will ramp down the curr...

Страница 27: ...slave node that the Opal will be seen as This parameter is only accessible if a Modbus Slave card is installed in the Opal 1 7 Read Write 1402 MB Slv Baud Rate This is the baud rate that the MB Slave...

Страница 28: ...time that the current feedback is above the name plate current parameter 1301 multiplied by the service factor parameter 1303 this level will decrease any time that the current feedback is below that...

Страница 29: ...SCR T268320 8500 1 CA530 CA532 500 O210050 MS6 600 N718153 1200A SCR T268320 8500 1 CA530 CA532 600 O210050 MS6 800 N718552 1500A SCR T261321 10000 1 CA530 CA532 800 O210050 9 2 SCR INSTALLATION PROCE...

Страница 30: ...MS6 REDUCED VOLTAGE STARTER Page 29 10 CONNECTION DRAWINGS 10 1 TWO WIRE CONTROL Enable must be closed for starter to operate...

Страница 31: ...MS6 REDUCED VOLTAGE STARTER Page 30 10 2 THREE WIRE CONTROL Enable must be closed for starter to operate...

Страница 32: ...MS6 REDUCED VOLTAGE STARTER Page 31 10 3 THREE WIRE REVERSING Enable must be closed for starter to operate...

Страница 33: ...MS6 REDUCED VOLTAGE STARTER Page 32 10 4 THREE WIRE WITH BY PASS Enable must be closed for starter to operate...

Страница 34: ...MS6 REDUCED VOLTAGE STARTER Page 33 10 5 THREE WIRE CONTROL WITH SHORTED SCR DETECTION Enable must be closed for starter to operate...

Страница 35: ...MS6 REDUCED VOLTAGE STARTER Page 34 10 6 DCI FOR 80 AMP UNITS AND BELOW Enable must be closed for starter to operate...

Страница 36: ...MS6 REDUCED VOLTAGE STARTER Page 35 10 7 DCI FOR 125 AMP UNITS AND ABOVE Enable must be closed for starter to operate...

Страница 37: ...PROTECTED 3PH GND FU3 L3 FU2 L2 CA532 CT1 CT2 CT3 CT2 CT3 FU1 L1 CT1 TERMINALS 2 AND 9 ARE NOT INTERNALLY CONNECTED 3 TO 9 BE DIFFERENT THAN THE 120VAC SUPPLY USED THEREFORE IF DESIRED THE 120VAC SUP...

Страница 38: ...www safdrives com email answers opalstarters com Replies given within 24 hours 18 Neville Street Unit C New Hamburg ON N3A 4G7 Tel 519 662 6489 Fax 1 866 280 5247 www opalstarters com...

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