2UniGear ZS2 - Definition Air insulated,metal-clad,internal arc-proof,type tested,compact,medium voltageswitchgearforpower distributionsystems below36kV rated voltage levelDefinitionDefinition according to new IECPartition class : PMLoss of service continuity category : LSC2BInternal arc classification : IAC AF-LR
3WEB page view from www.abb.com UniGear ZS2 – Positioning in portfolioDefinitionWEB page view from
4UniGear ZS2 – Electrical Ratings Standards IECRated voltage [kV] 36Rated insulation level [kV] 70/170Rated current, busbar [A] up to 2500Rated current, circuit breaker [A] 1250160020002500Rated short-time withstand current [kA] up to / 3s31.5 / 1s*Peak withstand current [kA] up to 80Internal arc withstand current [kA] 25/1sNormal service performances are guaranteed under thefollowing conditionsMinimum ambient temperature - 5 °CMaximum ambient temperature °CMaximum relative humidity 95 %Normal unpolluted atmosphere* Earthing switch making capacity is upto 25kAUniSafe 36 can be used in 36kV distribution systems where rated current is upto 2500A at 25kA short time withstand current.As a result of continious development activities, product has recently been upgraded to 31.5kA short time withstand current.These electrical characteristics satisfy the requirements of the most demandıng applications.
5UniGear ZS2 – Main charateristics The panel is fully type tested according to IEC standards including Internal arc test which ensures the operational safety of the overall system.The panel is one of the most compact AIS in the world which also offers outstanding space savings with optional wall-standing solution.
6UniGear ZS2 – Main charateristics Compact dimensions and space saving design !1000 mm wide version upto 1600A rated feeder current.Wall standing option with front access posibility.Dimension comparison with the similar products in the market1000 mmWorld’s one of the most compact 36kV AIS switchgear !The panel is fully type tested according to IEC standards including Internal arc test which ensures the operational safety of the overall system.The panel is one of the most compact AIS in the world which also offers outstanding space savings with optional wall-standing solution.
7UniGear ZS2 – Main charateristics Easy installation & maintenance !Variety of access for maintenance & installation with withdrawable CB design2Access to Busbar Compartment1- From back2- From TopAccess to Cable Compartment2- From front, CB compartment3- From front, bottom cover12Single busbar system13
8UniGear ZS2 – Main charateristics Safe maximum service continuity !Metal Clad designSeperate compartments segregated with earthed metallic partitionsSingle busbar system
9UniGear ZS2 – Main charateristics Reliable !Fully type testedFront, back and lateral internal arc protection; maximum safety for operatorsRelease of hot gases from each compartment in case of internal arc faultSingle busbar systemRearProtectionFrontProtectionLateral Protection
10Internal arc test videos of ZS2 UniGear ZS2 – Main charateristicsInternal arc test videos of ZS2Circuit Breaker compartmentCable compartmentSingle busbar systemBusbar compartment
11UniGear ZS2 – Main charateristics Long life, modern design !Construction with AluZinc steel sheetBolted designThe aluzinc is iron, laminated with a metallic covering:The iron gives physical strength, while the alloy covering (aluminium-55% & zinc-43.4%) gives a good resistant to corrosion;Aluzinc does not distort at high temperatures (up to 310°) and outlasts traditional galvanising by between 2 & 6 times.The panel is fully type tested according to IEC standards including Internal arc test which ensures the operational safety of the overall system.The panel is one of the most compact AIS in the world which also offers outstanding space savings with optional wall-standing solution.
12UniGear ZS2 – Main charateristics Quality assured !Manufacturing factory is ISO and ISO 9001 certifiedSingle busbar system
13UniGear ZS2 – Factory Located in Istanbul, Turkey Global focused feeder factory (GFFF) for UniGear type ZS2Complete with electrical/mechanical design, manufacturing and R&D facilitiesSales, Design, Manufacturing facilities for LV, MV Switchgear6500 sqm production facilityCNC steel fabricationCopper fabricationPowder coating facilityAssembly & TestingISO 9001 & ISO CertifiedDelivery capacity 2000 cubicles / year
14UniGear ZS2 – Internal construction 4 LV compartment2 Main busbar compartment1 Circuit Breaker compartment5 Arc duct/channel3 Cable compartment7 Voltage transformersSingle busbar system6 Current transformers8 Earthing switch
15UniGear ZS2 – Circuit Breaker Compartment Compact and light circuit breaker (more or less 24kV size and weight) comparing with other 36 kV circuit breakers in the marketWithdrawable casette type circuit breaker carried with fixed or hydrolic trolleyCircuit breaker racking in/out with closed door (interlocked with CB movement), inspection window on the doorStrong, robust compartment (Panel is delivered while the circuit breaker is inside)Door with single action handle locking mechanismErgonomic handle optionally lockable by padlockNo door adjustment required at site after transportationRobust bushingsAutomatic shutters operated by CB or VT truck, optionally lockable with padlocksSingle busbar system
16UniGear ZS2 – Busbar Compartment All busbars are round shape heat shrink material insulated copperNo supportive insulators are used for busbar system. All are supported by bushingsBusbars bolted together and connection points are insulated with re-usable polycarbonate T-boots which can be easily installed after the connection is madeAccessible from top and rearSingle busbar system
17UniGear ZS2 – Cable Compartment Tubular insulated busbarsCable connection points do not require any insulation. Distance between phases and phase to earth are standard 36kV air insulation distanceDesigned for standard AIS cable terminations. No need for special kits.Single or three core cable connection possibility upto 4 x 630 mm2Accessible from front , rear and sides** Innovative solution !During the first installation at site, cable connections can be made easily by accessing the cable compartment from the opening at the right side of each cubicleSingle busbar system
18UniGear ZS2 – Components Circuit BreakersEarting switchProtection, control and metering equipmentInstrument transformersOther small electrical equipmentSingle busbar system
19UniGear ZS2 – Components Circuit BreakersABB HD4 type SF6 gas circuit breaker, state of art SF6 breaking technologyPoles are sealed for life. Additionally Gas signalling device is also availableAuto-puffer circuit breakerAuto-puffer techniques jointly operates as a pure puffer device up to 30% of the rated breaking current and as a self-blast device at higher valuesExtremely smooth quenching techniqueNo chopping-currentNo over-voltagesNo re-strike and re-ignitionInterruption of currents higher than the rated thermal current even at atmospheric pressureSeparation between main and arcing contactsNo wearing of main contactsOpening time msThe same opening time of a vacuum circuit-breakerReduction of the dynamic stresses of the plantLife time sealed poles !
20UniGear ZS2 – Components Earthing SwitchABB ST-US36 typeClass E1Making capacityOptional key-locks and padlocksVisual inspection of earthing switch movement is possible from the front of the panel through dedicated windowMain components areWithdrawable Circuit breaker, ABB’s HD4 SF6 gas insulated CBCurrent transformers, block or cable core typeVoltage transformers, withdrawable, fixed, fused or unfused typesEarthing switch with make capacity
21UniGear ZS2 – Components Instrument TransformersNo special transformer design is neededCTs are block type, dimensions are according to DIN standardsCore CTs can be applicableWithdrawable of fixed type VTsPrimary fused or non-fusedMain components areWithdrawable Circuit breaker, ABB’s HD4 SF6 gas insulated CBCurrent transformers, block or cable core typeVoltage transformers, withdrawable, fixed, fused or unfused typesEarthing switch with make capacity
22UniGear ZS2 – Components Protection, control and meteringVariety of applications avaliable from most sophisticated systems to simple conventional systems depending on the customer request and project requirementPossible to use multi-functional intelligent systems which cover all the needs regarding below functionsMeasurementControlSignalingInterlockAutomationCommunicationLow voltage compartment can be either equipped with the multifunctional control,measuring and protection relay, ABB’s REF 542P or conventional devices such as individual protection relays, ammeters, voltmeters, buttons, lamps, switches,etc.
23UniGear ZS2 – Cubicle configurations Single Busbar ApplicationsIF Circuit breaker CubicleBT Bus tie cubicleR Bus riser cubicleM Measuring cubicleIFD Direct cable connection cubicleIFDM Direct cable connection with meteringDouble Busbar ApplicationsDIF Duplex circuit breaker cubicleDIFD Duplex direct cable connection cubicleDBT Duplex Bus tie and riser cubicleDM Duplex measuring cubicle
24UniGear ZS2 – Standard configurations There are two types of standard panel constructionCorrect required version shall be selected by using “Selection table” in catalogue1000 mm wide version1200 mm wide version
25UniGear ZS2 – Variation designs Apart from the standard types, variation designs are also avaliable upon request.Depending on the specific project requirements, order-bound design studies can also be made in addition to available (standard or variation) cubicle typesTop busbar incomingTop cable connectionCTs on main busbar
27UniGear ZS2 – Standard cubicle types IF Circuit breaker Cubicle
28UniGear ZS2 – Standard cubicle types BT&R Bus tie and riser Cubicle
29UniGear ZS2 – Standard cubicle types M Measuring Cubicle
30UniGear ZS2 – Standard cubicle types IFD Direct cable connection Cubicle
31UniGear ZS2 – Standard cubicle types IFDM Direct cable connection with Measurement Cubicle
32UniGear ZS2 – Standard cubicle types Duplex busbar solutions
33UniGear ZS2 – Standard cubicle types Typical DIF (Incoming/outgoing feeder) panel sectional drawingWidth : 1000 mmDepth : 3820 mmHeight : 2161 mm (2662 mm with gus duct)
3438 countries UniGear ZS2 – References Algeria Saudi Arabia Argentina AustraliaBrazilBurkino FasoColombiaEquatorial GuineaFijiIcelandIndonesiaSaudi ArabiaSenegalSerbiaSeychellesSouth AfricaSpainSri LankaSudanSwedenThailandTurkeyTurkmenistanUnited Arab EmiratesTanzaniaVietnamYemen38 countriesIranIraqJordanMalaysiaMaliMozambiqueNew ZealandNigeriaPhillipinesPortugalQatarRussiaUnisafe 36 is currently installed and under operation in 35 countries all over the world.Manufacturing, assembly and testing is done by ABB’s dedicated state-of-the-art manufacturing facility in Turkey.