Operating instructions Surge arrester Type POLIM -S
Contents
1. Handing over to third parties is impermissible and liable for compensation All rights including those regarding the translation are reserved Doc 1HC0031012 AA EN 3 AL ED ED Operating instructions for POLIM S surge arrester FPAULDID 2 SAFETY 2 1 Symbols and advices This is a safety sign It warns you of the danger of injury and material damage Follow all measures marked with the safety sign to avoid injuries death and da mage to materials This safety sign warns you of the danger of death or serious injury from electric shocks Follow all measures marked with the safety sign to avoid injuries and death This mark indicates that an action is to be performed Warnings in these operating instructions indicate special dangers and list meas ures for prevention of the danger There are three levels of warning Warning Meanin word g DANGER Immediate impending endangerment of your life and health WARNING Possible impending endangerment of your life and health CAUTION Possible impending danger of light injuries or damage to materials Warnings are structured as follows The type and source of danger appear here Possible consequences which could occur if the measures are not followed appear here WARNING _ impermissible actions appear here WORD gt Measures for avoiding the danger appear here EN Doc 1HC0031012 AA AL ED ED FPALDED Operating instructions2. 5 1 Safety 10 5 2 Electrical check before commissioning 10 5 3 Installation location and protective distance 11 5 4 Mounting 11 5 4 1 Mounting grading ring 12 5 4 2 Transportation during mounting 13 5 4 3 Installation position 14 5 4 4 Minimum distances between surge arresters and earth 14 5 4 5 Earthed installation 14 5 4 6 Insulated installation 15 5 5 Earthing 15 6 MAINTENANCE UPKEEP 16 7 DISPOSAL 18 EN Doc 1HC0031012 AA FPAULDID Operating instructions for POLIM S surge arrester 1 ABOUT THIS DOCUMENT These operating instructions are part of the POLIM S surge arrester and describe safe and proper use in all phases of operation We reserve the right to make changes in the interest of further development 1 1 Validity These operating instructions are valid only for the POLIM S surge arrester 1 2 Target group The target group of these operating instructions is professionals in the field of high voltage technology The POLIM S may only be commissioned and maintained by persons instructed in proper use and handling 1 3 Copyright The copyright of these operating instructions belongs to ABB Switzerland Ltd These operating instructions are to be handled confidentially and are intended solely for mounting operating and monitoring personnel They contain regulations and illustrations of a technical nature which may neither be utilized for competitive purposes nor passed on to others
3. 50 Behaviour in fire The silicone housing of the surge arrester is self extinguishing and the oxygen in dex LOI measured in accordance with ASTM D 2863 and EN ISO 4589 is grea ter than 35 EN Doc 1HC0031012 AA FAULDID Operating instructions for POLIM S surge arrester 4 TRANSPORTATION UNPACKING AND STORAGE Transportation Surge arresters not secured during transportation Damage to falling surge arresters CAUTION gt Secure surge arresters against sliding or falling before transportation gt Observe safety precautions printed on the packaging for proper handling during transportation and storage Unpacking The surge arresters provided are packaged in stable cardboard boxes or wooden crates The accessories packaged in plastic bags are either included in the carton or wooden crate or supplied separately in case of large quantities The surge arresters are supplied with the base plate and HS connexion already in stalled if not ordered differently The routine test reports of final electrical inspec tion are included in the packaging material gt After receiving the shipment compare the order and delivery documents im mediately to check for completeness and accuracy of the shipment In case of incompleteness or deviations inform the supplier and shipper immediately Damaged surge arresters Material damage and personal injury due to the installation and commissioning of
4. birds martens mice etc do not hinder the functioning of the surge arrester Heavy bites do re duce the insulation capacity of the silicone housing however Damage to the surge arrester Damaged surge arresters no longer protect the switchgear Check the surge arresters visually on a regular basis to ensure that they are in sound condition gt Replace damaged surge arresters gt Keep a small percentage of installed surge arresters in reserve EN Doc 1HC0031012 AA FPAULDID Operating instructions for POLIM S surge arrester Cleaning in case of heavy pollution Thanks to the hydrophobicity of the silicone housing normal pollution does not af fect the insulation capacity of the housing If pollution exceeding this is present heavy deposit layer the surge arrester can be cleaned Solvents and abrasive equipment Damage to the silicone housing Do not use cleaning agents containing solvents or abrasive equipment for CAUTION cleaning gt Clean surge arresters with clean warm water and soft lint free cloths Doc 1HC0031012 AA EN 17 AL ED ED Operating instructions for POLIM S surge arrester FPAULDID 7 DISPOSAL POLIM S surge arresters are environmentally friendly products which must be disposed of based on the respective applicable regional regulations in an environ mentally friendly manner The materials should be given up for recycling Constituent components are e silicone
5. damaged surge arresters WARNING Do not use damaged surge arresters gt Examine shipment immediately to check for damage gt Notify the insurance company the shipper and the supplier of the damage immediately and create a damage log Storage The original packaging materials can be used for storage gt Store surge arresters in a well ventilated clean room gt Remove plastic film to prevent the formation of condensation water Doc 1HC0031012 AA EN 9 AL ED ED Operating instructions for POLIM S surge arrester FPAULDID 5 COMMISSIONING 5 1 Safety DANGER 5 2 System uses high voltage Death serious bodily harm and damage to the switching gear may result from an electric shock gt Allow only authorised professionals to perform work on the surge arrester gt Observe the safety rules of EN 50110 1 before working on the system Disconnect the system from the power supply Secure the system against being switched on again Ensure that the system is de energised Earth the system and short circuit it Cover or cordon off neighbouring energised parts Electrical check before commissioning Each surge arrester is tested by the manufacturer The routine test report is in cluded with the packaging Additional electrical testing before commissioning is not necessary EN Doc 1HC0031012 AA AL ED ED FAILED Operating instructions for POLIM S surge arrester 5 3 DANGER 5 4
6. for POLIM S surge arrester 2 2 Basic safety precautions 2 2 1 Product safety The POLIM S has been constructed using state of the art technology and offi cially recognised safety related rules Danger to life and health of the user or third parties could arise or damage of the POLIM S and other property could occur while the POLIM S is in use however gt The POLIM S is only to be used when it is in technically sound condition for the intended purpose and with safety and the possible dangers in mind while observing the operating instructions Keep the operating instructions intact and fully readable and store them in such a way that they are accessible to operating personnel at all times Decommission and replace overloaded or damaged POLIM S units 2 2 2 Personnel related measures Train personnel in professional and safe working with high voltage technology Train and instruct personnel in working on the POLIM S using the operating instructions Personnel to be trained broken in instructed or provided with general educa tion may only work with the POLIM S under constant supervision by an ex perienced high voltage technology professional 2 2 3 Organisational measures gt gt v Doc 1HC0031012 AA Observe all safety and danger related information regarding the POLIM S The safety rules of the owner of the high and medium voltage system and all regulations of the respective nati
7. rubber not halogenated for the external insulation e mounting sections and other parts made of aluminium e metal oxide varistors e _ fibreglass reinforced plastic lugs e steel mounting hardware Silicone rubber not halogenated The silicone rubber can break down into SiO and COs thus uncovering the en cased metal oxide varistors Metal oxide varistors The metal oxide varistors are sintered ceramics consisting up to 90 of ZnO The following additions are also contained within e percent by weight over 1 BizO3 and Sb2Os3 which are considered to be dan gerous substances according to EU ordinances e percent by weight between 0 1 and 1 NiO and Cr2O3 which are considered poisonous and dangerous materials pursuant to EU guideline 91 689 EEC Metal oxide varistors are coated with a thin glass coating containing lead oxide lt 0 1 of the weight The substances are present as an oxide in metal oxide varistors A wash out test in accordance with an EPA specification Federal Register vol 45 No 98 Rules and regulations has shown that the sintered metal oxide varistors can be dis posed of as industrial waste without infringing on EEC guidelines No danger to personal health or the environment is present during normal opera tion EN Doc 1HC0031012 AA
8. 5 Nm EN Doc 1HC0031012 AA AL ED ED FAILED Operating instructions for POLIM S surge arrester 5 4 2 Transportation during mounting Depending on weight and installation location of the surge arrester a crane may be necessary for mounting The crane ropes can be fastened in the following ways depending on the surge arrester model Fastening to accessories Fastening via ring bolt if not possible to Fastening to grading ring if present accessories Figure 1 Figure 2 Figure 3 Fastening to accessories gt Hook rope as shown in Figure 1 Fastening via ring bolt gt Remove top accessories from surge arrester gt Screw ring bolt into threaded hole M16x25 gt Hook rope as shown in Figure 2 Fastening to grading ring gt Hook three ropes in the three supports of the grading ring and the hook of the crane as shown in Figure 3 Doc 1HC0031012 AA EN 13 AL ED ED Operating instructions for POLIM S surge arrester FPAULDID 5 4 3 CAUTION 5 4 4 5 4 5 Installation position Deposits on the undersides of sheds Conductivity of deposits hinders protective function of the POLIM S gt Always mount surge arresters in such a way that the sheds point downward Minimum distances between surge arresters and earth The minimum permissible distances between the surge arresters and the earth are specified on the data sheets supplied wi
9. AL ODED FAILED Operating instructions Publication No 1HC0031012 AA Surge arrester Type POLIM S With ABB metal oxide resistors and silicone housing Without gaps For indoor and outdoor use Mounting and installation maintenance transportation storage and disposal Issued by ABB Switzerland Ltd High Voltage Products Surge Arresters Jurastrasse 45 CH 5430 Wettingen 1 We reserve the right to make changes Contact information Phone 41 0 58 585 29 11 Telefax 41 0 58 585 55 70 E Mail sales sa ch abb com Internet www abb com arrestersonline We reserve all rights to this document and the object presented within Reproduction passing on to third parties or utilisa tion of the contents is impermissible without our express permission ABB Schweiz AG AL ED ED Operating instructions for POLIM S surge arrester FPAULDID Table of contents 1 ABOUT THIS DOCUMENT 3 1 1 Validity 3 1 2 Target group 3 1 3 Copyright 3 2 SAFETY 4 2 1 Symbols and advices 4 2 2 Basic safety precautions 5 2 2 1 Product safety 5 2 2 2 Personnel related measures 5 2 2 3 Organisational measures 5 3 DESCRIPTION 6 3 1 Intended use 6 3 2 Structure and function 6 3 3 Technical data 7 3 3 1 Technical data on the surge arrester 7 3 3 2 Usage guidelines 8 3 3 3 Recommended torques and screw in depths 8 3 3 4 Behaviour in fire 8 4 TRANSPORTATION UNPACKING AND STORAGE 9 5 COMMISSIONING 10
10. CAUTION Installation location and protective distance Danger of fire and injury via arc with overloading of the surge ar rester Ignition of flammable materials by an arc and flying buring parts gt Do not store flammable materials near the surge arrester gt When working near the surge arrester do not wear easily flammable clothing Surge arresters only protect high and medium voltage apparatuses when they are located within the protective distance The protective distance is only a few meters gt Always mount surge arresters as close as possible to the apparatus to be pro tected within the protective distance The length of the connexion cables is decisive here gt In cases of doubt calculate the protective distance according to the formulas in the Application guidelines Mounting Incorrect system voltage Damage to the switching gear and the surge arrester Do not use surge arresters intended for a c systems in d c systems Observe the Application guidelines from ABB Switzerland Ltd gt Before mounting ensure that the characteristic data on the rating plate of the surge arrester matches the requirements of the power system gt Ensure that system voltage applied at the terminals of the arrester does not exceed the maximum permissible continuous operating voltage of the surge arrester The head end is generally intended for connexion to the high voltage and the foot end floor plate is generally to
11. be connected to the system ground The base or foundation for the surge arrester must be flat clean and suitable for the loads that arise Doc 1HC0031012 AA EN 11 AL ED ED Operating instructions for POLIM S surge arrester FPAULDID 5 4 1 The following materials made of stainless or galvanised steel are to be provided by the customer bolts foundation bolts nuts bolt locks any required balancing washers Carefully clean contact surfaces before mounting and lubricate with acid free contact grease Ensure selection of suitable material pairs Mounting grading ring If your surge arrester has a grading ring you must mount it gt gt v v vvvvyv Ensure that the surge arrester cannot topple over Place grading ring 4 over the surge arrester with mounting holes toward the top Loosen threaded rod M8 6 if present in the cover 2 with a hexagonal wrench Screw out connexion bolt 1 approx 11 mm with a fork wrench Lift cover Place the three supports 3 of the grading ring into the intended cut outs be tween the cover 2 and surge protector Screw in connexion bolt 1 with a fork wrench but do not tighten it yet Screw grading ring 4 onto the supports with countersunk screws M10 5 Tighten connexion bolts 1 to a torque of 105 Nm Tighten countersunk screws 5 at the grading ring to a torque of 30 Nm Tighten threaded rod M8 6 if present in the cover 2 to a torque of 1
12. e practically without delay Thus any further increase in voltage is limited to the specified residual voltage values After the decline of the overvoltage the arrester immediately turns back to the non or slightly conductive state The MO arrester converts the energy of the surge into heat which it trans fers to the surrounding air The stack of MO resistors and connexion equipment is held together with strong loops made of fiberglass reinforced plastic The directly moulded silicone housing protects it from all environmental and weather influences This design has proven to be the best solution in every environment for years Thanks to its very high energy absorbing capability and great mechanical strength the POLIM S is especially suited for overvoltage protection of e transformers cables capacitors e generators e locomotives and other apparatuses in railway applications e other high and medium voltage apparatuses and systems EN Doc 1HC0031012 AA FAULDID Operating instructions for POLIM S surge arrester 3 3 Technical data The technical data dimensions weights and installation distances are specified in the following documents e surge arrester POLIM S for applications in a c systems in the CHHOS AR3262 pamphlet e POLIM S dimensional drawings e for surge arresters U gt 53 kV in the corresponding data sheets and dimen sional drawings 3 3 1 Technical data on the surge arrester The rating plate molded into t
13. he silicone housing contains the following data Data Meaning POLIM S Type designation IEC P CL kA Rated short circuit current for 0 2 sec f Hz Power system frequencies Hz Additional data is etched in or located on signs Data Meaning POLIM S N Complete type designation with specification of the maximum permissible continuous operating voltage U Uc kV Maximum permissible continuous operating voltage Us Ur kV Rated voltage In kA Nominal discharge current IEC L Cl Line discharge class if specified Dat Date of manufacture No HA Serial number Doc 1HC0031012 AA EN 7 AL ED ED Operating instructions for POLIM S surge arrester FPAULDID 3 3 2 3 3 3 3 3 4 Application guidelines The following guidelines apply for the use of POLIM S surge arresters e Application guidelines for medium voltage systems pamphlet CHHOS AR 3257 e Application guidelines for railway systems pamphlet CHHOS AR 3640 Recommended torques and screw in depths The specified values in the following table apply for the steel bolts of strength class 8 8 in aluminum nut threads Thread Position Maximum Minimum Maximum torque screw in depth screw in depth Nm mm mm Grading ring on M8 top end 15 12 15 if present Support on grad M10 ing ring 30 8 if present M12 Head foot end 48 17 20 Head end 105 23 25 M16 Foot end 105 23
14. nnexion cable with the same diameter and material as used for earth connexion Connect the earth connexion to the earth tab of the surge counter milliammeter 5 5 Earthing gt gt gt Doc 1HC0031012 AA Observe national regulations and the requirements of the system owner Connect surge arresters to the system earth via the shortest path Observe recommended minimum diameters Copper dia 80 mm Aluminum dia 150 mm EN 15 AL ED ED Operating instructions for POLIM S surge arrester FPAULDID 6 DANGER CAUTION MAINTENANCE UPKEEP System uses high voltage Death serious bodily harm and damage to the switching gear may result from an electric shock gt Allow only authorised professionals to perform work on the surge arrester gt Observe the safety rules of EN 50110 1 before working on the system Disconnect the system from the power supply Secure the system against being switched on again Ensure that the system is de energised Earth the system and short circuit it Cover or cordon off neighbouring energised parts The surge arresters do not contain wearing parts and are therefore maintenance free Replacement parts are not needed Replacement after overloading or damages caused by animals Overloading during operation can lead to damaging e g traces of fire fractures of the surge arrester from arcs Minimal animal bites on the sheds of the silicone housing e g by
15. onal safety authorities are to be observed Only trained and instructed professionals may be authorised Clearly assign areas of responsibility for working with the POLIM S make them known and adhere to them Only personnel who have read and understood the operating instructions es pecially the Basic safety precautions section before beginning work may be allowed to carry out activities with the POLIM S Check to ensure that work is being performed in a safety conscious way with awareness of possible dangers and while observing the operating instructions EN 5 AL ED ED Operating instructions for POLIM S surge arrester FPAULDID 3 3 1 3 2 DESCRIPTION Intended use The POLIM S is a surge arrester intended for use in high and medium voltage applications Surge arresters protect the insulation of high voltage and medium voltage devices against overvoltages which are caused by lightning or switching operations The manufacturer is not liable for resulting damages from further unintended use The operator is taking this risk only Structure and function The POLIM S surge arrester is constructed from serially connected non linear metal oxide MO resistors These MO resistors have an extremely non linear re sistance property At the maximum operating voltage of Uc only a small capacitive current will flow in the mA range With an increase in voltage the MO resistors en ter a highly conductive stat
16. th the offer or order confirmation The val ues are based on calculations for unfavourable conditions and include safety mar gins gt Observe national regulations and the rules of the system owner Earthed installation gt Bolt surge arresters directly to the earthed frame or foundation using centring washers if no surge counter or milliammeter is used gt Connect earth connexion of the surge arrester to its base plate tab EN Doc 1HC0031012 AA AL ED ED FPALDED Operating instructions for POLIM S surge arrester 5 4 6 Insulated installation If surge counters and or milliammeters were supplied the POLIM S surge ar rester is to be mounted insulated gt gt gt Mount surge arresters with the included loose insulators made of cast resin on the earthed frame or foundation according to the dimensional drawing Mount surge counters milliammeters according to the respective mounting in structions If surge counters milliammeters are mounted with separate current gauges connect the earth connexion at the base plate tab of the surge arrester Surge counters milliammeters with analogue display Surge counters Milliammeters with analogue display are connected in series to the surge arrester between the floor plate and the earth connexion gt gt gt Attach cable connexion of the surge counter milliammeter to the base plate tab of the surge arrester Select a cable or conductor for the co
Download Pdf Manuals
Related Search