Unitek Classic Q3x/x-240-840A Series Manual Download | Manualshive

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Basic - Information

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Q3 240-840A

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Characteristics

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Series Classic Q3

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Thyristor drive for dc motors

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Power range 6.75kW to 1.1MW

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Drive and brake in all 4 quadrants

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Energy recovery

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Intrinsically safe power section

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Fast analogue current control

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Temperature watchdog - power section

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Circular current-free dual bridge circuit

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Controlled or uncontrolled field rectifier

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26-pin interface

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Features of the control electronics:

see Manual REGxx or third-party product documentation

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Optional units

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Summary of Contents for Classic Q3x/x-240-840A Series

Page 1: ...Thyristor Drive Q3x x 240 840A Part 2 Analogue Control Electronics REGx Industrie Elektronik G m b H Hans Paul Kaysser Straße 1 71397 Leutenbach Nellmersbach Ausgabe Version Tel 07195 92 83 0 Fax 07195 92 83 129 info unitek online de www unitek online de 01 2014 V 01 ...

Page 2: ...ee phase power choke 12 4 Electrical installation 13 4 1 Connections 13 4 2 Connection diagram 14 4 3 CE Advice 15 4 4 Connection advice 16 4 5 Power connection 17 4 6 Option 18 4 7 Motor connection 19 4 8 Field connection 20 4 9 Actual value 21 5 Adjustments 22 5 1 Components 22 5 2 Circuit diagram 23 5 3 Current controller 24 5 4 Displays 26 6 Commissioning 27 6 1 Commissioning Q3 x x x with REG...

Page 3: ... flow in electrical power systems Protection rating IP00 Control and power connections can voltage lead works without the drive Measured before disassembly voltage 2 2 Standards and guidelines The device and its associated components can only be installed and switched on where the local regulations and technical standards have been strictly adhered to EU Guidelines 2004 108 EG 2006 95 EG 2006 42 E...

Page 4: ...nes Adjustments and programming should only be carried out by suitable trained personnel with knowledge in electronic drives and their software should only be carried out in accordance with the programming advice should only be carried in accordance with health and safety guidelines CE When mounting the units into machines and installations the proper operating of the units may not be started unti...

Page 5: ...l electronics REG intrinsically safe power section with current control loop controlled or uncontrolled field supply unit optional units Galvanic isolation between the power section and the housing the power section and the control electronics The distance of air gaps and leakage paths adhere to the VDE standards 8mm Components fully insulated thyristor modules comfortably over dimensioned only co...

Page 6: ...e and brake in all 4 quadrants Energy recovery Intrinsically safe power section Fast analogue current control Temperature watchdog power section Circular current free dual bridge circuit Controlled or uncontrolled field rectifier 26 pin interface Features of the control electronics see Manual REGxx or third party product documentation Optional units ...

Page 7: ...l210C400 mH 2 2 1 8 Armature chokes are necessary only for special applications Dimensions mm 305x510x240 305x510x240 Weight kg 23 23 Q3 500 550 x Power connection 450 550V Auxiliary voltage connection 360 440V 200 250V or option Output voltage max 550V Cooling ventilation fan Q3 500 550 240 360 Input current A 192 288 Output current peak 5s continuous A A 480 240 720 360 El power kW 132 198 Fuses...

Page 8: ... 6 1 2 Armature chokes are necessary only for special applications Dimensions mm 405x560x240 486 5x673x240 Weight kg 36 40 8 Q3 500 550 x Power connection 450 550V Auxiliary voltage connection 360 440V 200 250V or option Output voltage max 550V Cooling ventilation fan Q3 500 550 480 840 Input current A 384 672 Output current peak 5s continuous A A 960 480 1680 840 El power kW 264 462 Fuses Input 6...

Page 9: ...ent limiting 10s 200 type current Control precision 2 Control range 1 50 Enable 10V Speed control loop circuit see manual REG Control precision without actual value error 0 1 Control range 1 1000 2 6 Interface Interface control electronics X3 Function Connector no 24V 10 X3 1 and 2 15V 2 X3 3 and 4 24V 10 X3 5 and 6 15V 2 X3 7 and 8 Device GND 0 X3 9 10 11 12 13 14 I command value GND 0 X3 15 I co...

Page 10: ...ng Q3 Montage V616 Ambient temperature 0 to 45 C reduced up to 60 C Max cooling unit temperature 80 C Air mass throughput 240A 600m h 360A 600m h 480A 696 h 840A 800m h Dissipation loss with max power Unit Q3 x X Unit W Mains choke W 240 1000 260 360 1440 330 480 1890 400 840 3060 780 ...

Page 11: ...Mechanical installation Q3 240 840A 10 Dimensions Q3 240 360A 3 2 Dimensions Q3 240 360A E Q3 M022 Maßbild240 ...

Page 12: ...3 Dimensions Q3 840A E Q3 M657 Maßbild840 Dimensions Unit Q3 x x Width Height Depth Drill hole Weight mm mm mm mm 240 305 510 240 275 x 490 23 360 305 510 240 275 x 490 23 480 405 560 240 375 x 540 36 660 405 560 240 375 x 540 36 840 486 5 673 240 375 x 540 40 8 ...

Page 13: ...E Vertical angle bracket Q3 V257 UID Trafo und Q3 V256 UI Trafo Q3 x x Choke type LmH PVW Dimension Weight Screw a b c d e kg M 240 KD5 250 0 12 260 300 170 270 200 100 31 5 8 360 K170 400 0 08 330 142 170 230 106 88 14 8 480 KU150 600 0 06 400 210 260 275 100 108 29 8 660 KU150 600 0 06 610 210 260 275 100 108 29 8 840 KU150 800 0 04 780 210 270 275 100 108 31 8 ...

Page 14: ...Electrical installation 13 Q3 240 840A Connections 4 Electrical installation 4 1 Connections Q3 Relais 1V647 E Q3 Schaltfolge 1 V647 E Q3 647 ...

Page 15: ...Electrical installation Q3 240 840A 14 Connection diagram 4 2 Connection diagram E Q3A019 ...

Page 16: ...und using a 10mm wire The motor housing must be connected to ground using a 10mm wire The device ground X1 8 must be connected to the mounting plate using a 2 5mm wire Device PE screw must be connected to the mounting plate using a 4mm wire I 50mm Three phase connection Power choke type see technical details Filter capacitors 0 5mF 600V 3 x 1µF x 1 x 1µF y Conductor length between the device and t...

Page 17: ...regulations and Trade body guidelines Switch on the auxiliary voltage and the supply voltage simultaneously Switch off the supply voltage after the auxiliary voltage Input filter see CE advice page 14 Short conductor length to be used between the input filter and the device Auxiliary voltage connection Connection terminal X5 17 X5 18 Power supply 400V 15 Special voltages 24V 110V 230V 500V Input c...

Page 18: ...400 A FF 840 KU150 800 6 x 500 A FF Power connection with an auto transformer 1 1 x continuous motor power Secondary voltage 0 9 x Motor voltage Transformer fuses Slow acting Observe the switch on current Nput fuses F1 F2 F3 Rf to the table above Q3 V747 with filter Attention If the secondary voltages produced by the transformer are inferior to 60 the voltage watchdog has to be adapted These modif...

Page 19: ... X18 35 36 37 Observe the phase position L3 across X10 14 via power choke and directly across terminal X18 36 L2 across X10 15 via power choke and directly across terminal X18 37 L1 across X10 16 via power choke and directly across terminal X18 35 The wiring has to be short circuit proof or protected by means of a line protection The phase position function has a watchdog and in case of wrong conn...

Page 20: ...UI180B250 70 360 UI210C400 150 480 UI240C500 240 840 UI240C840 500 choke are necessary only for special applications Switching in the armature circuit dc circuit current free disable inactive Warning Faulty switching will create arcing across the switch contacts Power supply failure brake resistor Break contact of the mains contactor K1 Rating Resistor RNB max armature voltage 2 x type current Bra...

Page 21: ...e protection min 10A Field current watchdog Operating current 700mA Signal contact 48V 0 5A Connection X5 24 X5 25 Error open contact Controlled field Optional field current controller Q3 F Observe Manual Q3 F Field current control Field voltage max 320V Control range 200mA to 10A Combination of field armature control Field triggering circuit Internal potential free armature voltage measuring Fiel...

Page 22: ...are not suitable Connection Control electronics see Manual REG In case of a positive command value Tacho positive X 1 8b Tacho negative X 1 9 Shield X 1 8 Armature voltage Ground referenced actual value Fuses 2x 0 1A directly in the armature circuit For armature voltage 180V additional resistors are required Use unit UNITEK EXZU UA1 Note Observe Manual REG Option In case of internal potential free...

Page 23: ...rrent controller 2 0 1µF to 2 2µF Potentiometer P1 min field current 0 to 15 P2 Triggering point for armature field control 200 to 450V P3 max field current 0 to 100 Jumper SW1 Pos 1 2 50Hz adjustment SW1 Pos 2 3 60Hz adjustment Switch S1 Reset LED displays D25A Current control loop RVI 1 control active D25B Current control loop RVI 2 control active D25C Enable current controller triggering enable...

Page 24: ...Adjustments 23 Q3 240 840A Circuit diagram 5 2 Circuit diagram E Q3 S654 ...

Page 25: ...ge 2 positive R33 C81 Basic set up Amplification 0 4 Integration time 18ms Changing the amplification Bridge 1 Bridge 2 Xp 18𝑘Ω 𝑥 𝑅14 18𝑘Ω 𝑅14 43𝑘Ω Xp 18𝑘Ω 𝑥 𝑅33 18𝑘Ω 𝑅33 43𝑘Ω Changing the integration time Bridge 1 Bridge 2 𝜏 𝑚𝑚 18𝑘Ω 𝑥 𝑅14 18kΩ R14 𝑥 1µ𝐹 𝐶81 𝜏 𝑚𝑚 18𝑘Ω 𝑥 𝑅33 18kΩ R33 𝑥 1µ𝐹 𝐶80 Q3 Strom P1 1 V647 Q3 Strom PI pos V647 1 ...

Page 26: ... to 10V Alter the P amplification by means of the resistors R14 and R33 Optimal adjustment fig 1 Not permissible adjustment fig 2 Alter the integral part by means of the capacitors C80 and C81 Oscilloscope current adjustment Q3 strom PF QSZT 1 V161 graphic 1 setting optimal graphic 2 amplifier too high graphic 3 P amplifier small Note Any changes in the optimization of the current controller must ...

Page 27: ...off on or reset key Measurements Measurement advice Measuring instruments multi meter for current and voltageshunt or clamp on ammeter Measuring faults mean value actual value acc to the form factor approx 1 to 5 Measured values with a positive command value Voltage X10 10 positive X10 13 negative max 1 15 x power supply For 400V 460V Current ammeter in the motor circuit 5s 200 continuously 110 ty...

Page 28: ... Field current signal terminals X5 24 X5 25 Protecting earth PE earthing screws PE on the housing Control connections Enable contact between X1 3 and X1 4 Command value signal X1 6 GND X1 8a Actual value signal X1 9 GND X1 8b Shields X1 8 Control electronics REG4 Switch S4 PI amplification position 4 Switch S5 I term position 4 Switch S8 D amplification position 8 Switch S9 actual value position 8...

Page 29: ...the tacho polarity Motor stationary check the command value connection and the current limits Power supply off yes Motor runs steadily not jerky no Amplification too high turn the potentiometer XP anti clockwise Power supply off command value or actual value errors Check the shield yes Adjust the speed to 10 by poti nmax Adjust the comm Value voltage to 0V Drive is stationary no Adjust the speed t...

Page 30: ...command value Imax1 external Voltage V Current command value Imax2 external Voltage V Speed controller settings REGxx Switches Tacho adjustments S9 Position REG5 Schotax 1 P term S4 Position I term S5 Position D term S8 Position Potentiometers Speed nmax P4 Position REG5 Poti 1 Peak current lmax1 P5 Position Peak current lmax2 P6 Position Continuous current ID P7 Position Integrator INT P1 Positio...

Page 31: ...r SW1 Pos 1 2 50Hz Pos 2 3 60Hz Measured data Armature voltage max V Armature current peak A Armature current continuous A Tacho voltage max V Acceleration X4 16 V ms Integrator X4 14 V ms Motor data Type plate data Manufacturer Type Serial no Motor voltage V Motor current A Field voltage V Field current A Tacho voltage V min 1 Tacho type Brake V Fan V Nominal speed rpm ...

Page 32: ...nable voltage X1 4 10V no After enable LED3 extinguishes yes Power section LED D2 E5 dark yes Check the power connection the fuses and the rotating field no Set a small command value Motor speeds up yes Wrong Tacho polarity Tacho voltage short circuited Hot head sink yes no LED4 or LED5 permanently bright yes Check the internal or external current limits Open armature circuit measure the field cur...

Page 33: ...armature voltage Values of the tacho switch S9 too low Command value too high For armature voltage control Field current too low Fuses armature voltage feedback activated Motor runs unsteadily Mechanical defect of the tacho Tacho malfunction Amplification on the speed controller too low or too high Wrong PID parameter Command value errors Amplification of the current controller too low or too high...

Page 34: ...r or a third party Non observance of the manual which is included in all consignments Non observance of the electrical standards and regulations Improper maintenance Acts of nature All further claims on transformation diminution and replacement of any kind of damage especially damage which does not affect the UNITEK device cannot be considered Follow on damage within the machine or system which ma...

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