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Electrical Control SystemSwitchgearSf6 Gas Insulated Metal Enclosed Switchgear
Wenzhou Mingzhe Electric Co., Ltd.
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Product Description Product DescriptionMZRMU series of fully closed metal ring main units switch equipment is a new generation of SF6 gas insulated compact switch cabinet, the product design is advanced and flexible, safe and reliable performance, has the advantages of small volume, free of maintenance and not affected by external environmental conditions, etc. It is widely used in industrial and mining, electric power, airports, rail transit, commercial centers, residential areas and other systems that require high reliability of continuous power supply.Service environment:a) Air temperature: Maximum temperature: +40oC; Minimum temperature:-25oCb) Humidity :Monthly average humidity 95%; Daily average humidity 90% .c) Altitude above sea level: Maximum installation altitude: 2500md) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.e) No frequent violent shakef) SF6 pressure:1.4barg) Gas leakage year rate:0.2‰/yearh) Ip range:IP67i) Thickness of gas stainless steel tank is 3.00mmj) Bus is 400mm2 Cu ,Bus earthing is150mm2CuStandards:IEC 62271-100 high voltage alternating current circuit breakersIEC 62271-105: alternating current switch-fuse CombinationIEC 62271-102: alternating current disconnectors and earthing switchesIEC 62271-200 A.C. metal enclosed switchgear and controlgear for rated voltage above 1 kV and up to and including 52 kVIEC 62271-103 high voltage switches for rated voltage above 1 kV and less than 52 kVIEC 60694: Common specifications for high-voltage switchgear and controlgear standardsIEC 60265-1 Switches for rated voltages above 1 kV and less than 52 kVIEC 60529: Degrees of protection provided by enclosures (IP Code) Technical characteristics:Gas pressure :SF6 gas absolute pressure at 20oC is 1.45bar.Annual leakage rate :Below 0.025%/ yearImmersion test: applying 0.3bar pressure 12KV underwater 24 hours arc burning test: 20KA/1S arc extinguishing device without 16KA/1S arc extinguishing deviceProtection grade :SF6 gas chamber IP67, fuse barrel IP67, switch cabinet shell IP4Xgas chamber material: stainless steel thickness 3.0mmProduct Parameters No.ItemsUnitRated voltage1Rated volatgeKv12242Rated short -term power frequency withstand voltagekv48793Rated lighting withstand voltage 851454Rated frequencyHz50/6050/605Rated current for load breakA6306306Rated current for load break fuse combinationAbelow 125below 1257Rated current for Circuit breakerA6306308Rated short-term withstand current (main way tk=4s)KA20209Rated short-term withstand current (earthing way tk=2s)KA202010Rated peak withstand currentka505011Rated short close-open current for load break cabinetka505012Rated short breaking current for load break fuse combinationLimited high voltage fuse13Rated short breaking current for circuit breakerka636314Rated shift current for load break fuse combinationA17501200 1) Depending on the current rating of the fuse-link 2) Limited by high voltage fuse-links 9.Cabinet Cells NO.Product nameUnitQtyCell type1630A Busset C cellLoad breaker modular 2Load breakerset 3Manual Operating mechanismset 4Voltage indicatorset 5Down door interlocking and padlockset 6Position indication for the Switchesset 7Gas pressure meterset 8202 bushing for outgoing lineset 9Cabinet caseset 10Handleset 11Earthing busset 12325*1336/1636*751mmset NO.Product nameUnitQtyCell type1630A Busset F cellLoad breaker +Fuse combination modular 2Load breaker+Fuse combinationset 3Manual Operating mechanismset 4Voltage indicatorset 5Down door interlocking and padlockset 6Position indication for theload Switches and earthing switchset Fuse (125A)set 7Gas pressure meterset 8202 bushing for outgoing lineset 9Cabinet caseset 10Handleset 11Earthing busset 12325*1336/1636*751mmset NO.Product nameUnitQtyCell type1630A Busset SI cellBusbar breaking switch modular 2Two positions Load breaker set 3Manual Operating mechanismset 4Voltage indicatorset 5Down door interlocking and padlockset 6Position indication for theload Switches set 9Cabinet caseset 10Handleset 11Earthing busset 12325*1336/1636*751mmset NO.Product nameUnitQtyCell type1630A Busset V cell Vacuum circuit breaker modular2Circuit Breakerset 3Manual /Electric Operating mechanismset Three positions Disconnecting switc/ earthing switchset Disconnecting and earthing manual operating mechanismset 4Voltage indicatorset Gas pressure meterset 5Padlockset 6Cabinet caseset Mechanical interlocking for disconnecting and circuit breakerset 7 Opening coil(for Microprocessor protection action)set 8Earthing busset 9202 bushing set 10CTset 11Microprocessor comprehensive protectionset 12325*1336/1636*751mmset NO.Product nameUnitQtyCell type1630A Busset SV cell Circuit breaker+Two positions disconnecting switch modular2Circuit Breakerset 3Manual /Electric Operating mechanismset Two positions Disconnecting switc set Disconnecting manual operating mechanismset Circuit Breaker and disconnecting switch position markset 4Voltage indicatorset Gas pressure meterset 5Padlockset 6Cabinet caseset Mechanical interlocking for disconnecting and circuit breakerset 7 Opening coil(for Microprocessor protection action)set 8Earthing busset 9202 bushing set 10CTset 11Microprocessor comprehensive protectionset Cable liftting cell(Combine with Circuit breaker and bus cable)set 12650*1336/1636*751mmset NO.Product nameUnitQtyCell type1630A Busset De cell Cable contact modular with earthing knife2Earthing switchset 3Two positions spring Operating mechanismset Earthing switch position markset 4Voltage indicatorset Gas pressure meterset 5Padlock and down door interlockingset 6Cabinet caseset Mechanical interlocking for disconnecting and circuit breakerset 7Earthing busset 8202 bushing set 9325*1336/1636*751mmset NO.Product nameUnitQtyCell type1630A Busset Be cell Busbar earthing modular2Earthing switchset 3Two positions spring Operating mechanismset Earthing switch position markset 4Voltage indicatorset Gas pressure meterset 5Padlock and down door interlockingset 6Cabinet caseset 7Earthing busset 8325*1336/1636*751mmset 9 NO.Product nameUnitQtyCell type1630A /1250A Busset CB cell Vacuum circuit breaker modular2630A/1250A Vacuum circuit breaker VD4(VS1)set 3Electric Operating mechanismset Three positions disconnecting switch/Earthing switchset Disconnecting switch/Earthing switch electric operating mechanismset Microprocessor protectionset CTset Trip Coilset Outgoing line bushing seatset 4Voltage indicatorset 5630A/1250A reserve extand busset 6Gas pressure meterset Sensorsset 7Cabinet caseset 8696*840*1806mmset NO.Product nameUnitQtyCell type1630A Busset M cellMetering modular 22-3pcs PTset 32-3pcs CTset Fuse for protecting PTset 4Cabinet caseset Earthing busbarset 5750/650*1336/1636*840mmset NO.Product nameUnitQtyCell type1Contact available cable gland and cable and busbarset PT cell Busbar PT modular2PTset 3Zinc oxide arresterset Fuse set 4Charged voltage indicatorset Eletromagnetic lockset 5Cabinet caseset 6Metering markset 7Earthing busbarset 8500*1336/1636*840mmset NO.Product nameUnitQtyCell type1630A busbarset D cell Cable contact modular without earthing knife4Charged voltage indicatorset Gas pressure meterset 5Outgoing 202 bushingset 6Cabinet caseset 8Earthing busbarset 9325*1336/1636*751mmset Company Profile After Sales Service
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