User Manual
Contents
1. differs from ADVR 12 add PT1 ATTENTION 1 All AC voltage readings are average value only 2 When setting external VR open 4 7 the Internal VR will be invalid 3 External voltage regulator 10K ohms 1 watt Adjustable range is the same VOLT range 4 Sensing Voltage can be set from 220 440 Vac Program SW5 correctly 5 For single phase sensing bridge 20 amp 22 and open 6a amp 9 6 When using PT1 of capacity gt 100VA must pay attention that the voltage and capacity of transformer PT2 has adequate excitation output Use only replacement fuses specified in this user manual X Appearance and specifications of products are subject to change for improvement without prior notice ADVR 12 52. AMOWIRe 1 2 Universal Hybrid Analog Digital Voltage Regulator Operation Manual Self Excited Automatic Voltage Regulator For use in Brushless SHUNT PMG and Auxiliary Winding Compatible with Basler AVC63 12 AVC125 10 CATERPILLAR VR6 Kato K65 12B amp K125 10B Leroy Somer 202 8634 regulators Used for reference purposes only and does not imply that any part listed above is the product of the manufacturer HORELI RAROS KUTAI ELECTRONICS INDUSTRY CO LTD 90 Headquarters No 3 Lane 201 Chien Fu St Chyan Jenn Dist Kaohsiung TAIWAN Tel 886 7 8121771 Fax 886 7 8121775 URL http www kutai com tw SECTION 1 SPECIFICATION Sensing Input 20 22 24 Voltage 220 520 Vac 1 or 3 phase selectable 180 260 Vac 220 Vac 330 520 Vac 440 Vac Frequency 50 60 Hz selectable Power Input 26 28 30 Voltage 60 300 Vac 1 or 3 phase Frequency 40 500 Hz Output F1 F2 Voltage 63 Vdc power input 110 Vac 1 Phase 75 Vdc power input 110 Vac 3 Phase 125 Vdc power input 220 Vac 1 Phase 150 Vdc power input 220 Vac 3 Phase Continuous 12A Intermittent 20A for 10 sec 5 ohms power input 110 Vac 11 ohms power input 220 Vac 6 3 x 32mm 12 5A 500V slow blow type Current Resistance Fuse Spec Burden in SHUNT amp PMG Wiring 1320 VA power input 110 Vac 2640 VA power input 220 Vac Voltage Regulation lt 0 5 with 4 engine gov
3. C output will not be g p influenced by any bias voltage Conversely if the TRIM is adjusted fully clockwise then any signal will produce the maximum 10 effect 3 6 U F DIP Adjustment DIP When U F protection is activated the voltage droop ratio can be adjusted via the DIP VR The adjustable range is 3 10 V Hz 3 7 Over Excitation LED O E Indicator illuminates when the generator is in Over Excitation protection 3 8 Under Frequency Protection LED U F Indicator illuminates when the generator is in U F Under Frequency protection 4 ADVR 12 SECTION 5 WIRING CONNECTIONS 4 7 Close Internal VR Adj External VR 5 6 1A CT 5a 6 5A CT 10K Ohm 6a 9 Close 3 Phase Sensing 6a 9 Open 1 Phase Sensing 89 S 2 3 4 5 5a 6 ea 7 8 9 2 3 5Vde Analog Input CH Sll 2 3 5Vde Analog Input 4 5 5a 6 6a 7 ADVR 12 Sensing Power ADVR 12 Sensing Power R R s s T T Figure 3 Three Phase Sensing SHUNT Figure 4 Single Phase Sensing PMG or Auxiliary Winding gt MEAT LI I amp lels 4ls sals ea 7 8 o ADVR 12 Power ADVR 12 Sensing Power er ie Sensing R R S S T T Figure5 Three Phase Sensing with power transformer Figure 6 PMG or Auxiliary Winding with power If sensing or power voltage differs from ADVR 12 add transformer PT1 or PT2 If sensing voltage
4. election common the under frequency protection circuit will activate Connect 4 amp 7 for onboard voltage and the voltage and frequency begin to decrease adjustment in li d d j EN a 7 Connect 10K ohm VR to 6a amp 7 for Select frequency 50 Hz or 60 Hz according to the external voltage adjustment keep 4 amp generator in use 7 open 8 No use Null 3 4 Stability Adjustment STAB Connect 9 amp 6a for 3 phase sensing Correct adjustment of STAB setting must be connect conducted while the generator is operating 9 Keep 9 amp 6a open for single phase without load First adjust the STAB potentiometer sensing POT clockwise to the point the voltage 20 Singl Th h nanout becomes unstable then adjust it back slightly ng eee eae Soe npu anti clockwise About 1 5 turn This is point the 22 Single or Three phase sensing input voltage just reaches the critical point Knee point Three phase sensing input of stabilization where the voltage is stable yet 24 Connect 22 amp 24 for Single phase very close to becoming unstable sensing input 3 5 TRIM Adjustment TRIM 26 __ _Ihtee phase Powel Input When terminals 2 amp 3 are biased with a DC 28 Single or Three phase power input voltage 5 5V the TRIM is used to adjust the 30 Single or Three phase power input influence this DC has on the output voltage of the F1 Positive excitation output AVR If the TRIM POT is adjusted fully F2 Negative excitation output counter clockwise the AVR D
5. er or high potential test equipment must not be used Use of such equipment could damage the AVR 3 Secure all wiring connections Do not install AVR in a high vibration area to avoid loose connections For safety do not touch the heat sink while in operation SECTION 3 DIP SWITCH PROGRAMMING amp ADJUSTMENTS cl uAdy INS st fost sa Pi for fo a sw ow oF F2 Fi v fe Q HA L n ensing 20 22 24 26 28 30 L DROOP VOLT U F STAB SW TRIM DIP O E UIF FUSE 12A Figure 2 ADVR 12 3 3 1 DROOP Adjustment DROOP SECTION 4 CONNECTION TERMINAL When operating in parallel the AVR increases or decreases its voltage output when phase current TERMINAL DESCRIPTION leads or lag the voltage The range of this CHGND Ground increase or decrease can be preset by the 5 DROOP adjustment 7 Analogue Voltage Input 3 2 Voltage Adjustment VOLT Connect 4 amp 7 for onboard voltage Generator rated output voltage adjustment Must adjustment be in agreement with the DIP Switch SW5 4 Connect 10K ohm VR to 6a amp 7 for voltage range setting external voltage adjustment keep 4 amp 180 260 Vac 220 Vac SW5 OFF a ac ac 330 520 Vac 440 Vac SW5 ON 5 Current Transformer CT 1A input 5a Current Transformer CT 5A input 3 3 Under Frequency Adjustment U F 6 Current Transformer CT common When generator RPM falls below the knee point 6a Bridge s
6. erning Typical System Response AVR response 20ms Build Up Voltage Residual voltage at AVR power input terminal gt 6 Vac 25 Hz Thermal Drift 0 03 per C change in AVR ambient External Voltage Adjustment 10K ohms 1 watt potentiometer Soft Start Ramp Time 4 sec Unit Power Dissipation Max 12 watts EMI Suppression Internal EMI filtering Quadrature Droop Input C1 C2 CT 1A 5A Max 5 PF 0 7 Input gt 5VA Analogue Input 2 3 Un 0 10 0 10 Vdc or 5 Vdc Over Excitation Protection Inverse time 125 5 Vdc power input 220 Vac Under Frequency Protection Factory Knee Point Setting 50 Hz system presets knee point at 47 Hz 60 Hz system presets knee point at 57 Hz Knee point Frequency Drift 0 1 Hz 40 70 C Environment Operating Temperature 40 70 C Storage Temperature 40 85 C Relative Humidity Max 95 Vibration 3 Gs 100 2K Hz Dimensions 214 0 L x 163 0 W x 45 7 H mm Weight 1130 g 2 ADVR 12 SECTION 2 FIGURE SIZE REFERENCE FUSE 12A 5 w ta a ij E 214 0 SW DROOP VOLT UF STAB Figure 1 Outline Drawing Unit mm ATTENTION 1 AVR can be mounted directly on the engine genset switchgear control panel or any position that will not affect operation For dimension reference please see Figure 1 2 All voltage readings should be taken with an average reading voltmeter Megg
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