XHBB128B Full Automatic Turns ratio testerAccording to the national ministry of preventive test procedures, doing turn ratio or voltage ratio test is a required test in the production of semi-finished and finished products and before the operation of the newly installed transformer. Full automatic turns ratio tester can check the accuracy of the transformer turn ratio, tap-changer condition, whether turn-to-turn short circuit, whether transformer can run parallel. The operation is simple and intuitive and can finish a three phase transformation ratio test or turn ratio test in once time. The test is fast and high accuracy.  Model No.: XHBB128BMain feature:Wildly test range: 0.9-10000                                          Precision: ±0.1%+2(0.9~500)                   ±0.2%+2(501~2000)    ±0.5%+2字( 2001-10000 )Resolution ratio: 0.0001Function: 3 phase, single-phase, Z-joinSpeed: 7s for 3 phase test.Print Function: YesInterface: RS232 communication and USB InterfaceStorage Function: YesShape/Size: 400X320X150Weight (kg): 13Frequency: 50Hz±1HzWorking power supply: AC 220V ± 10%Main technique:The automatic turns ratio tester can connect with "Z" type.Automatically group testing capabilitiesHigh and low voltage reverse connect protection function, transformer short-circuit, turn-to-turn short circuit protection functionThe printer output measurement results, Chinese-English menu displayCertification:ISO9001/ CE / Letters of Patent Production linePackaging and shipment1. For the light weight equipment, we packed it by standard durable Carton.2. For the heavy weight equipment, we pack it by standard export wooden case.3. We ensure the goods fast and safety hand to our customers.4.. The delivery time is 7-10 days after the order be confirmedOur service1. Your inquiry will be replied within 24 hours.2. Professional service from well-trained and experienced staffs is customer's best choice securely, good communication, on time delivery, reliable warranty etc.3. Excellent after sale service: 1 years of warranty and lifetime maintenance. Also we'll supply the best technical support completely. We'll be reply you within 48 hours and provide solution within 3 working days. We shall offer operation video and English operation manual for your reference.4.  All of business secret related your company such as sales area and design ideas etc. will be protected completely.5. Considering service different countries, we can customize different specification according to your request.6.  OEM and ODM are all welcome!Xu & Hui, well-known as one of the professional manufacturers and suppliers of various testers in China, now has quality full automatic portable ttr test set turns ratio and voltage ratio tester for sale. Providing you with the best price, we warmly welcome you to buy low price full automatic portable ttr test set turns ratio and voltage ratio tester with CE certification which is high in precision and reliable in performance with our factory.