Ningbo Ville Electric Co., Ltd.  

Product Name: Current Transfomer for Mv Switchgear, Voltage Transformer, Measurement Transformer Model NO.: LZZBJ9-7.2 Voltage Transformation Principle: Electromagnetic Type Magnetic Circuit Structure: Combined Type Installation: Lishi Fei Mifeng Insulating Medium: Epoxy Resin Winding Form: Multilayer Honeycomb Type Usage: Protection Operation Condition: Indoor Phase: Single Type: Voltage Transformer Application: Electronic, Instrument, Position Sensor, Audio, Lighting Environment Requirement: Indoor Structure: Epoxy Resin Cast Fully Enclosed Frequency: 60Hz Winding: E Type Trademark: VILLE Transport Package: Wooded Case Specification: iEC CE, ISO Origin: Ningbo China HS Code: 8 Product Description Technical parameters:1) Rated insulation level: 12/28/75kV2) Rated frequency: 50/60Hz3) Installation site: Indoor4) Technical standard: IEC 60044-1:2003, IEC 61869-1&21 Single RatioRated transformation ratio (A)Accuary classes combinationRated output (VA)COS=0.8ALFFSShort-time thermal current Ith (KA/S)Rated dynamic current Idyn (KA)MeasuringProtective0.2 (s)0.510p5/50.2 (s)/0.2 (s)0.2 (s)/0.50.2 (s)/10p0.5/10p10151515105(10)0.51.2510/512.515/51.53.7520/52530/537.540/541050/5512.575/57.518.75100/51025150/51537.5200/52050300/531.580400/531.580500/540100600/550125800/520631251000/5801601250/580160Note:Upon request we are glad to offer transformers according to other technical specs.2 Double RatioRated transformation ratio (A)Accuary classes combinationRated output (VA)COS=0.8ALFFSShort-time thermal current Ith (KA/S)Rated dynamic current Idyn (KA)MeasuringProtective0.2 (s)0.510p10-20/50.2 (s)/0.2 (s)0.2 (s)/0.50.2 (s)/10p0.5/10p10151515201015205(10)1.53.7520-40/537.550-100/5820100-200/51537.5200-400/53075400-800/563130500-1000/580160Note:Upon request we are glad to offer transformers according to other technical specs.Types:1) CT : 7.2kV, 15VA/15VA, 1.0CL/5P10, 60Hz, 25kA, 1SEC, 1000/1/1A2) CT : 7.2kV, 15VA/15VA, 1.0CL/5P10, 60Hz, 25kA, 1SEC, 700/1/1A3) CT : 7.2kV, 15VA, 25kA, 1.0CL, 60Hz, 25kA, 1SEC, 1200A/1A4) CT : 7.2kV, 30VA, 25kA, 5P10, 60Hz, 25kA, 1SEC, 700A/1AOutline drawing:Feature:LZZBJ9-35LZZBJ6-11Q,LZZBJ6-11A,LZZBJ6-11B current transformer(CT), epoxy resin casting insulation andfullyenclosed support construction, encloses the primary & secondary windings and annular core in the epoxyresincasting body.The product has two secondary winding (one measuring widely and one protective winding).It is widely used for measuring current, electric energy and protective relaying in the power system with theratedrequency 50Hz or 60Hz and highest voltage for equipment 7.2/12kV, IEC61869-1&2Our Services1.Pre sale servicea.make technical solutionb.send quotation, technical data sheet and drawingc.prepare power transmission plan, testing plan,and shipment plan2.In sale servicea.supervise the manufacturing schedule totally in accordance with the planb.send photos to customer during every manufacturing process(hold point)c.inform the customer one week before testinng.3.After sale servicea.installation and commissioning, training the workersb.quick response within 12 hours any timec.provide 12 months gurantee period normally.FAQ1. Q:What is your delivery time ?A:Depend on the type of transformer.2. Q:What is your payment term?A:30% advance by T/T , 70% before delivery by T/T or L/C or we can discuss about it.3. Q:What kind of starndard you follow?A:IEC, ANSI, CSA, GB, etc4. Q:What kind of supporting documentation you can provide normallyA:Quotation,outline drawing,manufacturing plan, quality control plantesting plan, financial report, type test report(KEMA, CESI),reference list,etc5. Q:What is your normal wanrranty period?A:12 months after transformer operation.6. Q:Can u do installation and commissioningin user's site?A:Yes, we can send our installation team to user's country for service.7. Q:Do you have any experience in this kind of transformer?A:Yes, we can provide reference list for check.8. Q:Are you manufacturer or trading company?A:Manufacturer with own import & export company.Our advantages:Quality Assurance--From the very beginning,VILLEensures quality in every step to achieve the best quality.Experience Sharing--With more than 30 years' experience in power industry,VILLEbrings you an optimized solution.Global Service--Wherever you are,VILLEglobal network will support and provide you with value.Quick Response--In response to your needs without delay,VILLE knows the value of your time.Thanks for choosing VILLE as your reliable partner and please trust bothof us will create a brilliant future!