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Summary of Contents for Huazheng HZJQ-3
- Page 1 HZJQ-3 Transformer Oil BDV Tester Huazheng Electric Manufacturing (Baoding) Co., Ltd...
- Page 2 (0312) 6775656 to tell you to serve you at all times- Baoding Huazheng Elect ric Manufact ur ing Co. , Lt d. , our company will def initely make you satisf ied !
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Page 3: Table Of Contents
Contents I. Overview...........................2 II. Key Function and Feature....................2 III. Major Technical Indicators....................3 IV.Panel Description.........................3 V. Operational Approach......................4 VI. Precautions...........................8 VII. Maintenance........................9 VIII. Oil Cup Cleaning Method and Common Fault Clearances........9... -
Page 4: Overview
I. Overview Many power systems, railway systems, large-scale petrochemical plants and enterprises have a lot of electrical equipment whose internal insulation are mostly oil-filled insulation type, and therefore, test on insulating oil dielectric strength is common and necessary. To meet the needs of the market, we have developed and produced a series of insulating oil dielectric strength testers according to national standard GB/T507-2002, industry standard DL429.9-91 and the latest Electric Power Industry Standard DL/T846.7-2004 by ourselves. -
Page 5: Major Technical Indicators
8. Communicate with computer with a standard RS232 interface. III. Major Technical Indicators 1、 Output voltage: 0～ 80KV (optional) 2、 Voltage distortion rate: ＜3% 3、 Voltage raising speed:0.5～ 5 KV/S (adjustable) 4、 St anding time: 15min (adjustable) 5、 Boost ing int erval: 5 min (adjustable) 6、... -
Page 6: Operational Approach
-- For increasing the setting value after pressing “SELECT” -- For decreasing the setting value after pressing “SELECT” SELECT—for choosing functions (the item selected is on reverse display) CONFIRM—for executing the function BACK –for exiting the operating interface V. Operational Approach 1 Prepar ation bef or e Test ①... - Page 7 System Parameter Setting Start Testing STER Data Viewing and Printing 09/ 07/ 06 HU M I D I T Y: 3 5 % R H TEM PERATURE:30 ℃ 08 ：08 ：45 /08/14 PERATURE:30 温 16:30:44 55%RH 宿 ② Setting of system parameters: Press “Enter”...
- Page 8 Set ting of volt age boost ing: the user may select based on ac tual demand. Volt age of boost in g st op: 10 ～ 80KV St andi ng ti me: 0～ 15mi n Int erva l of boost in g: 0～ 5mi n St i rr ing swi t ch: On / Off Boos ti ng fre quency: 1～...
- Page 9 Test fr om the 1t h Cup star ts, 1t h cup bit light s, int erf ace shows "B oosting" and "S tirr ing, Reducing volt age, and Delaying · · · · · · ", ac cording to pr iorit y finish 3 cups bit , again fr om 1t h to begin test ing, unt il hav e com plet ed the user sett ing the boost times, buz zer beep, pr ess the "B ack"...
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Page 10: Precautions
Select “Page Up ” or “ Page Dow n ” and select the records to be pr inted and select “Pr int ”. VI. Precautions 1. The select ion, placing and elect rode dist ance of the oil sample bef or e test ing shall meet relevant nat ional and indust rial st andards. -
Page 11: Maintenance
VII. Maintenance 1. This equipment shall not be ex posed in moist envir onment . 2. Keep the oil cup and the elect rodes clean. Fill the cup with fr esh tr ansfor mer oil for pr ot ection dur ing it s idle. Check the elect rode dist ance and check the tight ness bet ween the elect rode tip and elect rode bar screw thr ead bef or e the cup is us ed again. - Page 12 Cover the cup mouth with a piece of glass cleaned by pet r oleum et her. Shake the cup ev enly for one minut e wit h cer t ain force. Pour aw ay the lef t oil sam ple and then the test st art s. 2.
- Page 13 ④ Check br eak of high- voltage line. ⑶ Light display cont r ast ① Adjust the pot ent iom eter on the cir cuit boar d. ⑷ Pr int er failure ① Check plugging of pr inter pow er line. ②...
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