User manual - Mars
Contents
1. 10 use the insulated cable included in the delivery package 5 User Maintenance 5 1 Maintenance is the care and servicing that the user provides for keeping the equipment operational over its life cycle 5 2 Every maintenance operation shall meet safety requirements described in Sec tions 1 and 3 3 2 5 3 Routine maintenance includes the following operations Operation Interval Measuring strength of insulation once a year Wiping the connector BNC 50 Ohm with alcohol no less than once month Checking gas pressure no less than once a month and prior to each test Cleaning the oxidized contacts and checking the once a year reliability of their fixing 5 4 Troubleshooting Fault How to solve the problem 1 Pressure is lower than acceptable mini Gas leakage device shall forwarded to mal values are shown in Table 3 manufacturer 2 Distorted signal or no signal from The device shall forwarded to manufacturer urement BNC 50 Ohm connector Note When monitoring pressure of insulation gas please take into account that the ma nometer installed inside the IHC body is scaled in kgf cm see Table 3 of this Manu al User s Manual 6 Storage 6 1 The IHC shall be stored in the manufacturer s package in a heated storeroom 6 2 Storage conditions in the manufacturer s package ambient temperature from 0 to 40 C relative humidity2. lt 80 at 35 C Storage conditions without the package ambient temperature from 5 to 35 C relative humidity 80 at 25 C 6 3 The storeroom should be free from current conductive dust acid or alkali fumes and other aggressive substances 7 Transportation 7 1 The Device should be transported packed in the manufacturer s box The De vice can be transported in any enclosed vehicle including air tight heated plane cargo compartment Ambient conditions allowed during transportation ambient temperature from 20 C to 55 C relative humidity lt 90 at 25 C 8 Marking and sealing 8 1 The IHC s nameplate bears Manufacturer s name and trademark Serial number Nominal voltage test voltage and nominal frequency values Actual value of capacitance value of loss tangent Nominal pressure SF Date of manufacture Sign of Type Approval Certificate The template is shown below INSTRUMENT CLASS HIGH VOLTAGE CAPACITOR N U nom Utest kV frequency 50 Hz C __pF tg8 lt 5 10 Nom excessive pressure 5 6 MPa at Date of manufacture 20 10 MC4 469 002 UM High voltage and low voltage terminals are marked correspondingly Ground terminal is marked by ground symbol according to IEC 61010 1 8 2 Side and face walls of the transportation box bear handling symbols Fragile Keep dry and 8 3 Seal label is stuck on the joint between parts of the IHC body
3. serialN_ Device s calibration procedure shall be carried out in compliance with calibra tion methods established by D I Mendeleev Institute for Metrology VNIIM Saint Petersburg Russia The Device undergoes primary post manufacture calibration and then it is calibrated after each repair Regular calibration is performed during operation A period of two calendar years is considered maximum time between calibrations Date of Cali Type of Calibra Calibration results Calibrator s Signa bration tion ture 14
4. After opening the IHC for repair the seal should be reinstalled by the authorized Service Companies only 9 Warranty 9 1 The warranty terms and conditions listed below comply with applicable con sumer protection laws of the Russian Federation 9 2 All products of Mars Energo are warranted against defects in manufacture or material for a period of 18 eighteen months from the date of purchase from Mars Energo Equipment believed to be defective may be sent within the warranty period to Mars Energo for inspection Warranty Claim enclosed transportation prepaid If the inspection by Mars Energo confirms that the product is defective it will be repaired or replaced at Mars Energo s option at no charge within the underlisted limitations par agraph 9 4 and returned prepaid to the location specified in the buyer s Warranty Claim All replaced parts become the property of Mars Energo Conditions 9 3 In the event of any Device s failure or defect in manufacture or material during the warranty period provided that the transportation storage and operating conditions outlined in this Manual are fulfilled send the Device to Mars Energo along with the sales invoice or other proof of Device s ownership and date of purchase If the docu ments outlined in the previous section are absent the warranty period is calculated from the date of Device manufacture Mars Energo retains right to reject a warranty claim if the documents liste
5. Instrument High Voltage Capacitors IHC series 10 35 110 220 and IHC 330 models User s Manual 2012 User s Manual Contents INTRODUG viride coccancdckccicesecacdevecssssezenceccssdeksdiusnuccudiveuaeciunucccessastatieiwecoees 3 1 SAFETY 3 2 GENERAL INFORMATION AND OPERATION 4 2 1 PURPOSE AND FIELDS OF APPLICATION 4 2 2 OPERATING CONDITIONS ssssssssceccccccccccccssssescecccccecceeccssssesssceccceeecesssesesces 4 2 3 CONTENTS OF IHC DELIVERY PACKAGE cccsesccccccccccecssssssceccccceccecsnsasescececs 4 SPECIPION TIONS 4 2 5 DESIGN AND OPERA TION 5 3 PREPARING FOR 7 3 1 OPERATING RESTRICTIONS vo5css ccucea wivusiavenuivessimnwsaxedeuteapnwnayste Wensaeaseaveaudenveenees 7 SPA OINI INE 8 3 3 PREPARING FOR 8 OPERATION 8 5 USER MAINTENANCE 9 6 STORAGE 10 7 deecccncacediadeccaasccdadesccnadwanceaversussuacved 10 8 MARKING AND SEALING 10 WAR
6. RANTY 11 10 PACKING 13 11 adududedevadweunndeuwudcaduuuaciesdacecdecewusene 13 12 WARRANTY 2 14 13 CALIBRATION PROCEDURE 14 MC4 469 002 UM Introduction This User s manual covers Instrument class High Voltage Capacitors of IHC series the IHC below The User s Manual describes its operation maintenance transporta tion storage and manufacturer s warranty conditions The UM also includes information about the calibration procedure packing form and acceptance form 1 Safety requirements 1 1 When putting the IHC into operation and during operation Interbranch Rules for Labor Safety Safety Rules When Operating Electrical Systems M Ener goatomizdat must be observed 1 2 When a voltage of 650V or greater is applied to the IHC safety grounding terminals must be connected to the ground in any case 1 3 Clamp ground terminal must provide secure fastening and reliable electrical connection between the IHC and flexible grounding cable 1 4 Dielectric strength of IHC s insulation provides for withstanding test voltage of 50 1 Hz frequency and of values indicated in Table 3 of this Manual Test voltage is applied between the high voltage HV terminal and low voltage LV terminal con nected to the Ground termina
7. ages caused by accessories or ancillary equipment not made or author ized by Mars Energo with respect to their type condition or characteristics e Damages caused by repairs or attempts to repair the Device executed by an unauthorized person or company f Damages caused by adjustments or modifications made to the Device without prior written consent of Mars Energo g Damages caused by negligent handling h Damages caused by accidents fire ingress of liquids chemicals or other ma terials flood vibration heat improper ventilation variations of supply age improper power supply or input voltage electrostatic discharge including lightning or any other impacts or external actions beyond the reasonable con trol of OOO Mars Energo and not covered by the technical documentation for the Device The present warranty only covers hardware failures This warranty does not cover failures of software produced either by OOO Mars Energo or by other manufacturers which are the subject of express or implied end user license agreements separate war ranties or exclusions 9 4 OOO Mars Energo establishes the lifetime for the products outlined above excluding the batteries of 10 ten years from the date of purchase from OOO Mars Energo Warranty period for the batteries is 2 two years from the date of purchase from OOO Mars Energo Please note that warranty period and lifetime differ from each other Manufacturer s address for w
8. arranty claims follows Mars Energo V O 13 Line 6 8 office 41H St Petersburg Russia 199034 Tel 7 812 331 87 36 Tel Fax 7 812 327 21 11 12 MC4 469 002 UM 10 Packing Form IHC __ ser N _ The aforesaid equipment has been packed by Mars Energo in compliance with the Technical Requirements in force Initials and Name Packer signature 11 Acceptance Form THC __ _ser N__ The aforesaid equipment has been manufactured in compliance with Technical Specifications TS 4225 043 85487191 2011 conforms to the Technical Re quirements in force Head of Quality Control Department _ Initials and Name Corporate seal Date __ Actual value of capacitance __ pF Loss tangent __ Date of sale Initials and Name User s Manual 12 Warranty Claim In the event of any Device s failure or defect in manufacture or material during the warranty period provided that the transportation storage and operating conditions out lined in this Manual are fulfilled send the Device to Mars Energo along with the War ranty Claim containing the following information a Device s Model and Serial number Date of manufacture Date of putting the Device into operation Condition of manufacturer s seals in place destroyed absent a Description of the failure or defect a Customer s address and contact phone number 13 Calibration Procedure
9. d in the previous section are filled out incompletely incorrectly or illegibly This warranty will not be applicable for the Devices whose serial number has been altered removed or made illegible This warranty will not be applicable for damages to your Device caused during shipment to and from Mars Energo location This warranty will not be applicable 1 For parts requiring regular maintenance or replacement due to natural wear 2 For consumable parts parts the nature of which is to become worn or depleted with use such as batteries 3 For damages to the Device caused by a Any use other than correct use described in the User manual including User s Manual Handling the Device resulting in mechanical damages cosmetic defects Device modification or damages to the LCD Damages caused by incorrect installation Damages caused by any maintenance other than correct maintenance de scribed in the User manual Damages caused by installation and use inconsistent with the technical and safety standards in force in the country where the Device has been installed and used b Damages caused by computer virus infection or by use of software not sup plied by Mars Energo or damages caused by incorrect software instalation c Damages caused by condition or defects of a system or its elements with which or as part of which the Device was used excluding the other Mars Energo products intended for use with the Device d Dam
10. imits of error 6 0 1 or 6 0 05 is specified in User s manual section 11 The rated value of capaci tance rounded to 3 significant digits is indicated on the nameplate located on the IHC case 2 4 The IHC is considered set for stable operation on finishing the commissioning procedure 2 5 Design and operation 2 5 1 The IHC contains cylindrical electrodes inside the shielded case 1 see Fig 1 hollow cylindrical polymeric insulator 2 and basement 3 The ring shaped handle 4 is User s Manual located near the lower flange of the polymeric insulator 2 The corona shield 5 and winged HV cable fixing nut are located at the top of the insulator The pressure gauge manometer 6 that indicates gas pressure inside the IHC is placed in the basement win dow as shown in the figure IHC 10 capacitors are not equipped with manometers Grounding cable is fixed by the winged nut 7 located on the basement Low voltage LV lead terminated by coaxial connector BNC 50 Ohm is placed on the IHC base ment 3 Fig 1 General view of IHCs 1 body case 2 polymeric insulator 3 basement 4 ring shaped handle 5 corona shield 6 manometer 7 ground terminal 2 5 2 Schematic diagram of IHC electrical circuit is shown in Fig 2 Capacitor Cl represents a coaxial gas gap filled with insulation gas sulfur hex afluoride under pressure The capacitor is formed by the inner cylindrical HV electrode and outer hol
11. ions with respect to metrological and tech MC4 469 002 UM nical characteristics specified in Tables 2 and 3 Table 2 Metrological and technical characteristics common to all IHC models Parameter Value Rated nominal capacitance pF 46 48 50 52 96 98 100 102 Permissible deviation from nominal value pF 2 5 Limits of permissible relative error of capacitance 0 1 0 05 Tangent of loss angle more 0 5 10 Operating conditions Ambient temperature C 10 40 Atmospheric pressure kPa mm Hg 84 106 7 630 800 Relative humidity at 25 C no more than 80 Apparent charge of a partial discharge pC or less 5 Capacitance vs voltage coefficient or less 0 01 Time to failure h 8000 Mean life time years 8 Table 3 97 iest voit Temperauire Excessive pressure of SF MPa age coefficient of MPa at kgf cm emt Model voltage height x kg kV plied for capacitance Warde 5 min kV 10 K nominal minimal nominal minimal 10 10 22 160 0 1 0 0 1 02 0 00 240 150 4 35 35 60 60 0 3 0 2 3 06 2 04 490 380 11 110 110 43 100 120 0 3 0 2 3 06 2 04 550 380 12 220 220 43 183 40 0 3 0 2 3 06 2 04 1165x505 45 330 330 V3 267 100 0 35 0 25 3 57 2 55 1400x550 75 2 4 2 Rated value of capacitance measured with permissible l
12. l 1 5 Resistance of insulation between the insulated electrical circuits and IHC s body case must be at least 100 MOhm 1 6 When testing the IHC current national and corporate Safety Rules for high voltage systems operating voltage over 1000 must be observed 1 7 Before applying high voltage to the HV electrode the case of high voltage capaci tor must be properly grounded and output terminal of the IHC must be connected to the ground by the short circuit cable or to the load with 10 kOhm impedance but no more 1 8 Working on high voltage capacitors in the electrical circuits with operating voltage over 200V is only permitted in the presence of other persons 1 9 THC shall only be operated or tested by the technical staff familiar with this User s Manual and all operation documentation for the instruments devices tools and any other equipment used during operation or testing as well as with Electrical Safety Rules for high voltage systems operating voltage over 1000 1 10 Electricians operating with IHC shall have electrical safety qualification level IV but no less that permits to operate high voltage systems with operating voltage User s Manual over 1000 If measurements are carried out by a group of electricians the operation manager shall have electrical safety qualification level but no less other employees are permitted to have electrical safety qualification level III but no less 1 11 Before appl
13. low cylinder Capacitor C2 is formed the above mentioned hollow 6 MC4 469 002 UM inder and outer case connected to the ground Stray current passes through capacitor C3 formed by HV electrode air earth Stray current passes through capacitor C4 formed by HV electrode insulator IHC case Ul Cl C2 C4 ii Fig 2 Equivalent circuit of the IHC high voltage capacitor C2 low voltage capacitor HV electrode air earth capacitor parasitic capacitance C4 HV electrode insulator ground capacitor parasitic capacitance X1 signal measurement electrode LV U1 HV electrode short circuit cable 2 5 3 Reference standards of capacitance capacitors of IHC series are capable of maintaining reported values of capacitance with high stability while providing small loss tangent values less than 5 10 along with small level of partial discharge PD 5 pC or less These features make it possible to use IHCs as reference capacitors in measurement bridges design high precision voltage dividers or reference standards of loss tangent on the basis of IHCs and use them in systems measuring level of partial discharge 2 5 4 When using the IHC as a reference capacitor for tg6 measurements connect its HV terminal in parallel to the insulator to be tested and its LV terminal to the bridge terminal When the IHC is used as a HV arm of the voltage divider it
14. s LV terminal is con nected to the LV arm of the divider Due to the special design of the protection shield external fields do not essentially affect the values of reference capacitance The IHC does not require special adjustment 3 Preparing for operation 3 1 Operating restrictions 3 1 1 If the IHC has been moved from a cold environment with ambient tempera ture below 0 C into a warm one it shall be left to stand for at least 4 hours at room temperature before applying power to make sure that no condensation remains inside User s Manual Caution The IHC shall not be used under the ingress of moisture inside its body or on the insulator 3 1 2 Gas pressure in the IHC must be no less than the values specified in Table 3 for the corresponding model 3 1 3 The surface of the insulator shall be kept clean The insulator shall only be cleaned with a clean cotton cloth wetted with ethyl alcohol 3 2 Unpacking Check that the delivery package contains all parts specified in the Supply Agree ment Check that the manufacturer s seal is intact Should anything in the package be found damaged contact the supplier immediately The delivery package is specified in Table 1 3 3 Preparing for operation 3 3 1 Measuring equipment must be properly grounded before work Ground ter minals must be connected to the grounding circuit prior to making any other electrical connection and disconnected after disconnecting all other circui
15. ts Use the manufactur er supplied measurement cables only Inspect the cables Ensure all joints are made properly to avoid excessively high resistance 4 Operation 4 1 Connecting to measuring circuit Caution To avoid electric shock you must connect disconnect the IHC to the measured circuits when they are de energized according to safety regulations in force Grounding terminal of the device under test and grounding terminal of the IHC must be directly connected together by a copper cable with cross section of 4mm as a minimum The cable is connected to the grounding circuit Connect low voltage cables to the IHC first before the high voltage cable is con nected to it LV terminal of the IHC is connected to the LV terminal of the device under test or to an arm of the HV measuring bridge via K1 cable 4 2 Connecting to high test voltage Before applying high voltage 50 2 ensure that safety requirements are met gas pressure agrees with the rating specified in Table 3 and high voltage cannot take the MC4 469 002 UM value greater than 120 of the nominal voltage specified for the corresponding model see Table 3 You must not instantaneously apply the full value of nominal voltage with one stroke IHC model is specified in the nameplate located on the body It is strongly recommended to connect HV terminal of the IHC to HV terminal of the device under test via manufacturer supplied corona free HV cable K4 for
16. ying high voltage to the high voltage electrode HV electrode U1 see Fig 2 the IHC case must be properly grounded and output terminal X1 must be connected to the ground by the short circuit cable K1 or to the load with 10 kOhm im pedance but no more 2 General information and operation principle 2 1 Purpose and fields of application The IHC is designed to fit various measurement equipment such as VT testers voltage dividers testers of high voltage insulation that can determine capacitance and tangent of loss angle and being used as part of test system to test calibrate VTs of 0 05 accuracy class or less accurate 2 2 Operating conditions Environmental conditions for the IHC shall be as follows Ambi nt temperat re 10 to 40 Relative humidity at 25 C more than 80 a Atmospheric pressure kPa mm 84 106 7 630 800 a Nominal AC frequency mdease 50 2 a Operating voltage 10 330 43 2 3 Contents of IHC delivery package Delivery package is specified in Table 1 Table 1 Name and description Qty Instrument High Voltage Capacitor IHC 1 Short Circuit cable 1 User s Manual 1 Calibration procedure description 1 Calibration Certificate 1 Packaging box 1 High Voltage Corona free cable K4 N 25 10 Provided at customer s option 2 4 Specifications 2 4 1 The IHC comes in five design vers
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