PowerMaster Automatic Voltage Regulator User Manual
Contents
1. capacity is A V R practical capacity Total capacity VA 125906 For example A computer is operated with voltage 115V and total current SOAMP A V R KVA 115V 50A 1000 125 5 7 5KVA 125 7 18KVA So that preferably selecting a voltage regulator with 7 5 KVA and accordingly analogized lt 12 A V R operation manual 11 Output Voltage and Delay Adjustment 1 Adjusting output voltage counterclockwise direction for rising voltage and clockwise direction for lowering voltage 2 Adjusting output voltage sensitivity counterclockwise direction for decreasing sensitivity and clockwise direction for direction for increasing sensitivity 3 Adjusting over high voltage protection clockwise direction for rising protection voltage and counterclockwise direction for lowering protection voltage 4 Adjusting over low voltage protection clockwise direction for rising protection voltage and counterclockwise direction for lowering protection voltage 5 and 6 Voltage regulation adjustment delay to insert into a jump line plug for delaying 3 4 sec to start adjustment This may extend the use life of A V R in which environment usually has a high low voltage rapid alteration 7 Over high or over low voltage protection delay to insert a jump line plug for delaying 0 5 1 sec to start adjustment This may avoid A V R from error action then the working environment usually has a suddenly high voltage happened NS A V R o2. four lines system the general voltage 1s as follows 110V 190V 115V 200V 120V 208V 127V 220V 132V 230V 220V 380V 230V A00V 240V 415V 254V 440V 277V 480V 6 For three phase three lines system the general voltage is as follows 190V 200V 208V 220V 230V 380V 440V 480V 7 For single phase two lines systems is as follows 100V 10V 115V 120V 127V 132V 220V 254V 227V 8 Hot line marked method for single phase system marked as L L1 L2 for three system marked as R S T U V W 9 Neutral line i e water line mark single phase system and three phase system are all marked as N L 10 grounding line marked as G or used the symbol 18 16 Troubleshooting A V R operation manual To maintain A V R 1s easier to proceed only by use of a three proposed digital type electric meter Checking Method Troubleshooting l Output power interrupted 2 Temperature increasing and Fan damaged 3 Output current much more than rated current 4 Output voltage higher 5 Output voltage lower Is power failure Is NFB or electromagnetic switch jumped Check whether the fan stops operation Is there a trouble for load Do there have new equipment installed Is current meter troubled Is PCB troubled Does output voltage happen to phase lagged Is voltage meter troubled Is VR loose Is current overloaded Is three phase too unbalanced Is voltage meter troubled Is VR loose T
3. there are two switches needed to change over simultaneously then the right one is through the automatic voltage regulator and the left one is not and after the master power supply switch is pressed on then successively to press the ON ipower supply switch on the panel 3 Input electrical connection terminal three or four points referred to connection diagram Output electrical connection terminal three or four points referred to connection diagram A V R operation manual 20 30K VA ajeje T ES m eieiei eleje MER riete L o o o 5 Electric control circuit board R S T three pieces 6 Overload protection fuse R S T three pieces provided only for machine model number more than 20K 7 Bypass over high voltage protection switch provide only for machine model number than 45K A V R operation manual 5 15K VA 1 Master power supply switch 2 Bypass switch when changing over bypass switch please firstly interrupt the machine equipment power supply and then interrupt the master power supply If there are two switches needed to change over simultaneously then the left one is through the automatic voltage regulator and the right one is not and after the master power supply switch is pressed on then successively to press the ON ipower supply switch on the panel 3 Input electric connection place three or four points referred to connection diagram Output electric connection pl
4. A V R operation manual aoc The British Power Conversion Company PowerMaster Automatic Voltage Regulator User Manual Ne per csq NC aie JES Es m m Em EE E QN Un BW NO KF C A V R operation manual Catalogue General points for attention soa do desse s pra aimes omes Ta oes deter idis 2 Product IS PCC IO Mico Sieh Leis bert rd eb Lerten ON ghee ERE RUNE SPP Ue NINOS IUS ager SPP URDU gU 2 I ES QUE UIRTUTEM 3 Intertor CAG Ratt a ode o Ced AE ns 05 Tdi dE ETA T Ped TEE S S ated dpt 4 Working environment requireMent 0 ccc cece cece eee e e eee nns 8 Preparation before OP Cl ALON 5 sere oie ais see drssenc here tina dec be tere ete Cis ety ua dev titalo idus ente Seal iui na etd 8 ODbGraunmb DrOCGQUF reseshon r T laden eudatndalcanslebeetaiien 9 Treatment for electromagnetic switch yumped c ccc ccc cece scene eee cece cece eeeeas 10 PC CIC aM OM trea cce mi alent cect cue Pad enn ILL cles Paty alates A Oenka LE De M 10 Calculation to C apaci THX E 11 output Voltage and Delay Adjustment 0 c cece eee eeeeee ee I 12 eI ODE eU DIE uri Re 13 omiple Phase T terior DIASratrisoc coe eo REESE ex DUUM ee qub tutae ued 14 Notes Tor PON CE DISIEIDULIOD S cas cs ooi a ore dh Su ran aat esu Essai uS qu a deu mI 17 Power Pola rity Judginioe Meth cuss pb boe tesi Poesie Postes sebo Doteop mud be 17 bt FOUDICS HOONE sorsun datei ane motam dtoug ug gb E NP aau as EEE dhI DEP E EE 18 A V R operation manu
5. ace three or four points referred to connection diagram 5 Electric control circuit board R S T three pieces A V R operation manual 75 120K VA 1 Master power supply switch Sh i a Bypass switch when changing over bypass switch please firstly interrupt the machine equipment power supply and then interrupt the master power supply and directed to right through the automatic voltage regulator and left does not and after the master power supply switch is pressed on then successively to press the ON 1 power supply switch on the panel Input electric connection place three or four points referred to connection diagram Output electric connection place three or four points referred to connection diagram Electric control circuit board R S T three pieces Overload protection fuse R S T three pieces provided only for machine model number more than 20K Bypass over high voltage protection switch provide only for machine model number than 45K A V R operation manual 150KVA Above QN Un HB W Master power supply switch Bypass switch when changing over bypass switch please firstly interrupt the machine equipment power supply and then interrupt the master power supply and directed to upward through the automatic voltage regulator and downward does not and after the master power supply switch is pressed on then successively to press the ON 1 power supply switch on the panel Input electri
6. al 1 Important Notices 1 Read instructions carefully before operating the AVR 2 All operating instructions should be followed 3 Do not overload the maximum capacity of the installation WARNING e Do not insert any object into ventilation holes or other openings e To reduce the risk of fire or electric shock install in temperature and humidity controlled indoor area free of conductive contaminants e To reduce the risk of fire replace fuses with the same type and rating when necessary CAUTION e Only qualified personnel should install or service AVR units e Risk of electric shock do not remove cover No user serviceable parts inside refer servicing to qualified service personnel 2 Product inspection Each Automatic Voltage Regulator has passed through the most stringent quality control tests at the factory When the Automatic Voltage Regulator arrives at the customer s site please immediately check the following 1 Do the model capacity voltage setting and serial number of the Automatic Voltage Regulator match with that ordered by the end user 2 Check that the Automatic Voltage Regulator has not incurred any physical damage due to transport Any damage should be reported to the freight forwarding company and BPC should be connected immediately Under no circumstances should you try to connect a damaged Automatic Voltage Regulator into any power source A V R operation manual 3 Operator Control Panel Auto
7. c connection place three or four points referred to connection diagram Output electric connection place three or four points referred to connection diagram Electric control circuit board R S T three pieces Over high amp over low voltage protection bypass switch 5 A V R operation manual Working environment requirement The Normal function operation and use life in particularly the safety of the automatic voltage regulator have been directly influenced on with the working environment and distribution operation therefore for proceeding installation and distribution please necessarily accord the following required indication p a er qe Working environment temperature 0 C 40 C relative humidity 0 95 If wetting environment there should take an anti wet action properly The regulator should be installed on the place with good ventilation and kept dryness To prevent form being etched by oil spray and salty article To prevent from being steered by dust cotton wool and metal powder for avoiding electric components happened to shortcut or trouble Do not put articles on the top of the regulator on which there is provided with ventilating holes Preparation before operation Before operation please check the following inputted industrial current values Is Voltage right Is phase number right Is grounded line right When those values are right still not operating the automatic voltage regulator till all outpu
8. matic Voltage Regulator O O O R Ok Hi Low 0 P FF 3 F Yoo Too CO LTD ON 0 Ok Hi Low 1 OUTPUT VOLTAGE T Automatic Voltage Regulator ON Supply Button When you push the power ON button critical equipments are connected to the AVR 2 OFF Supply Button When you push the power OFF button all power to your critical load is disconnected 3 Status Indication Lights OK LED indicator represents normal operation Hi LED indicator represents that the input voltage is too high Low LED indicator represents that the input voltage is too low 4 Output Voltage Changeover Switch Each of the R S T three phases output voltages can be measured on the output voltage meter 5 Output Voltage Indicator Meter 6 Output Voltage Adjustment This point is used for adjusting the output voltage meter to zero when the mains input power supply is turned off and the output voltage meter does not indicate to zero you must then use a screw driver to adjust the indicator to zero 7 Output Current Changeover Switch Each of the R S T three phases output currents can be measured on the output current meter Output Current Indicator Meter A V R operation manual 4 Internal Component Layout 30 75KVA em Mains input power supply switch N Bypass switch when changing over bypass switch please firstly interrupt the machine equipment power supply and then interrupt the master power supply If
9. peration manual 12 Line Connection Diagram gog0900000e cece aeaW 1 Input voltage line connection section 2 Output voltage line connecting section Notes 1 when input power is 303W and output power is 304W the neutral line of input voltage is not connected 14 A V R operation manual 12 Single Phase Diagram 2 10K VA 15 30K VA s A V R operation manual 2 0K VA Description i Output Voltage Meter Voltage Adjusting Hole Using a screw driver for adjustment Input amp Output Terminal Output Outlet 16 A V R operation manual 15 30KVA Power Indicating Light Output voltage sensitivity adjustment Using a screw driver for ON ON 0 8 0 8 adjustment clockwise direction for rising voltage Power Supply upper for turn on and down for turn off _17 A V R operation manual 14 Notes for Power Distribution 1 A V R have different installing standards according to whose capacity size and various different types of voltage Please accord the specification of A V R ordered to select proper power distribution in particular pay attention to the diameter of line whether is complied with the specification or not 2 Please pay attention to input terminal of A V R needed to avoid using the same switch other equipment 3 Power polarity judging method please referred to the next paragraph of Power Polarity judging Method 4 For three pha
10. se voltage regulator system in particular pay attention to the problem of connecting input and output line phase sequence 5 For safety when proceeding line connection please interrupt power supply and prohibit hot line operation 6 Please refer to electrical engineering operation rules to proceed line connection 7 For three phase voltage regulator system input power is connected to one end of input power supply switch the output power of A V R is connected to output line terminal of terminal disk Besides neutral line N and grounding line G have already marked clear with labels please accord specification to proceed line connection 15 Power Polarity Judging Method 1 Hot Line in respect to hot line line to line voltage there are 190V 200V 208V 220v 230V 380V 400V 415V 440V 480V etc for three phase three lines or three phase four lines systems 2 Neutral line is also called water line in respect to hot line voltage there are 100V 110V 115V 120V 127V 132V 220V 227V etc in inspect to grounding lint voltage about 0 2V 2 0V For three phase three lines system there 1s no neutral line 3 Grounding line earth of connection point of earth bar or distributor 4 If the voltage of difference more than 5V in between neutral line and grounding line or there is a special requirement for installation system for keeping the system safety please send for qualified electrical technician to reinstall al good earth system 5 For three phase
11. t terminals of installation such as computer equipment and machine equipment have already been interrupted Operating procedure Turn on Press the inputted non fuse power switch located at left side or rear of the panel up to the ON position Press the button switch with green color down then the green lamp is lighted When load is operated please accord to the turn on operating procedure of computers or equipment Turn off Press the button switch with red color down then the red lamp is lighted and A V R is not operated If it wants to have A V R totally non operated only press the inputted non fuse power switch down to the OFF position 10 A V R operation manual 8 Treatment for electromagnetic switch jumped 1 When industrial current is normal When the electromagnetic switch 1s jumped during normal industrial current or within allowance range for loading machine At this time please to interrupt the loading machine switch and then A V R master power supply switch also After then open the left side or rear side panel to change over those simultaneously refer to interior diagram To turn on A V R master power supply switch again and successively to press the ON 1 power supply switch on the panel so that the loading machine for the A V R may be operated temporarily If above mentioned problem happened please contact to our technician for maintenance For the A V R machine model less than 75K do not continuo
12. urn on the power supply again If NFB or electromagnetic switch jumped is resulted from overload then check whether the load power circuit 1s normal Interrupt power and remove fan terminal and renew a fan within short term Please check the load Please renew a A V R with larger capacity Renew a current meter Renew PCB Repair input power supply again Renew a voltage meter Adjust VR to rated value Remove some load equipment Redistribute load Renew a voltage meter Adjust VR to rated value When A V R 1s troubled and at same time the machine installation should not be stopped and user also hard to find out the trouble reason Please change over the knife switch located within the installation to bypass for temporarily stopping operation referred to page 4section 2 and then contact us immediately 19
13. usly operate for more than 48 hours 2 When industrial current 1s abnormal When the industrial current is altered up to more than that of allowed input range and output adjustable range The electromagnetic switch driven by high low voltage circuit will interrupt the output power supply At this time please stop making use of the automatic voltage regulator and measure the industrial current voltage to concern whether that of voltage is too high or too low and send for a professional electrician to handle 9 Specification Input voltage altering range input voltage 15 or 25 for specific order Output Input voltage stability 1 Output voltage adjustable range 10 above Wave distortion compare to input zero distortion Response time O 1sec response oY 1 eae Efficiency 98 above 7 Working environment temperature 0 C 40 C Humidity 95 Other characteristics referred to catalogue 11 A V R operation manual 10 Calculation to Capacity 1 Firstly understanding the required voltage and total current of an equipment such as computer etc The calculation formula 1s Total Capacity VA Required voltage value V XRequired total current A 2 This total capacity 1s practical consumption power when A V R capacity is selected It is necessary to consider the possibility in future to expand the installation capacity so that A V R capacity may be generally added extra 25 at least Therefore the A V R
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