Huayi LW36A-126, Operation Instruction Manual

Page 1: ...LW36A 126 145 T3150 40 High Voltage SF6 AC Circuit Breaker Operation Instruction 0HK 412 530SM Huayi Electric Apparatus Group Co Ltd...

Page 2: ...ng transport and store 13 4 Installation 14 5 On site testing after installed 21 6 Use and maintenance 23 7 Technical documents enclosed with products 25 8 Ordering instruction 25 Accessories 1 The ch...

Page 3: ...C circuit breaker and IEC62271 100 high voltage AC circuit breaker The circuit breaker insulated by gas SF6 and arc suppression medium by gas SF6 use self energy arc suppression principle with CT30 sp...

Page 4: ...designed in the circuit breaker kinetic system so enhanced mechanical efficiency availably reduced operating power in farthest 2 1 Main technical parameter sheet 1 No Item Unit Parameter 1 Rated volt...

Page 5: ...of switch on coil and switch off coil V DC220 3 Rated operating current of switch on coil and switch off coil A 2 Rated voltage V AC220 DC220 Voltage range of normal operation V 65 110 4 Energy store...

Page 6: ...ments of high voltage equipment and control equipment design standard IP4X protection grade The base face can see pressure meter name plate and 3 installation holes The 3 phase gas SF6 charge pipeline...

Page 7: ...te and bottom output wire plate are use for line primary connecting the bottom output wire plate have output wires on face and inverse the side of switch on indication and switch off indication on con...

Page 8: ...er 7 30 1 above output wire plate 2 explosion chamber 3 bottom output wire plate 4 support porcelain tube 5 insulated tie bar 6 regulating lever box 7 outer regulating lever drawing 2 pole porcelain v...

Page 9: ...l plate 1 porcelain tube 2 fixed contact base 3 fixed arc contact 4 fixed main contact 5 spout 6 Moving main contact 7 Moving arc contact 8 Middle contact 9 Bottom support base 10 tie bar drawing 4 co...

Page 10: ...ating lever box work as transfer the operating mechanism s output action to insulated tie bar and finally transfer to moving part of explosion chamber to complete the circuit breaker s switch on and s...

Page 11: ...less than thousands ampere due to arc energy is small the pressure in thermal expansion chamber is low Here the plenum chamber s pressure is higher than thermal expansion chamber non return valve open...

Page 12: ...n detent the switch off detent to circumrotate clockwise switch off keep detent circumrotate clockwise too release A pin inner regulating lever circumrotate counter clockwise drove by switch off sprin...

Page 13: ...off 2 7 Control box Control box installed spring operating mechanism group terminal block of secondary control loop counter mechanical type heater etc parts Redarding the circuit breaker s detailed o...

Page 14: ...s Attention 1 Each pole porcelain vase has charged 0 03 0 05Mpa gas SF6 2 Pole is in switch off state insert locating pin 3 Switch off spring and switch on spring are in release state insert safety pi...

Page 15: ...assembly break and fatal accident 2 Using improper bolts or fasten will make products collapse maybe will make subassembly break and fatal accident Installing fasten shall use the spare part of access...

Page 16: ...ng the M24 screw exserted length is 80mm with 2 nuts the base dimensions error is 1mm 2 the operating applied force pull up 1800Kg horizontal force 2500Kg total weight 1300Kg 3 the circuit breaker ear...

Page 17: ...cs hand hole cover board Lifting the subassembly a little take off bottom stow wood then lifting it to groundwork fixed on the groundwork by 8pcs M24 bolts After fixed the base and control box use gra...

Page 18: ...ss all right if not indicate the pole have leak source or was broken in transporting Attention 1 Remove the valve protection bolt before install poles 2 Fix the drive regulating lever and regulating l...

Page 19: ...Fix by 2 special design M20X65 bolts in the side of installed operator link the other side fix by 2 M20X65 bolts 1 phase pole 2 drive pin 3 base 4 operator link 5 B regulating lever 6 mechanism output...

Page 20: ...onnecting of operating mechanism Connecting the operating mechanism s output lever with B phase regulating lever In connecting prize the large regulating lever in mechanism through installing hole mak...

Page 21: ...e When installing the top terminal plate remove the ring on the top of pole first there are 5 screws of top connection terminal plate Polish the installing interface by emery then clean by alcohol dau...

Page 22: ...Ensure the gas SF6 is charged up to rated pressure Open the three poles valves to ensure the three poles run through 4 The charging pressure maximum is 0 62 MPa 5 On site testing after installed 5 1...

Page 23: ...ler Closing the valve of regulating lever box connecting the deflate joint to the gas charge joint of in base screw bolt slowly to leak the gas inside the pipeline slowly When the gas SF6 pressure fal...

Page 24: ...onnecting primary busbar and primary connection terminal user make connect direction according to field situation Burnish the contact surface by emery cloth and clean by cloth dipt alcohol 5 2 10 Scru...

Page 25: ...nly include as follows 6 2 1 Inspect the porcelain surface and clean it 6 2 2 Inspect the erode status repair lacquer if eroded If the fastener rusted replace it Warning the fastener should be replace...

Page 26: ...oltage SF6 AC Circuit Breaker 24 30 1 Continuous operation for 20 years 2 The mechanical operation time exceed 2000 times 3 Full capacity 40KA breaking time exceed 20 times 2 0 j je em my y_ _l le ee...

Page 27: ...copy of 5 Operation report need fill two copies of 8 Ordering instructions Please give clear indication of under contents when you order goods the circuit breaker s name and model No Rat ed voltage ra...

Page 28: ...ch equipments In normal temperature gas SF6 is colorless inodorous and transparent inert gas upstanding chemical stability The atomic weight of SF6 is 146 it s about 5 times of atmosphere so if leaked...

Page 29: ...Install the wire connection terminal plate Thereinto stainless Steel M16 50 bolts 9pcs 6 M6 15 bolt template apiece 4pcs 7 Pin 8HK280 933 034 1 3pcs 8 Pin 8HK280 933 034 2 1pcs Install axis 9 Sealant...

Page 30: ...rk Speed trial tool of circuit breaker 1 set 2 The provided special purpose equipment according to order contract Name Model No Quantity Remark Gas SF6 leak detector 1 set Moisture measuring device 1...

Page 31: ...ccessory box is in the base box 2 Installation of base and control box Installation of groundwork Installation of pedestal 8pcs of M24 fang bolt 3 Installation of pole B A C apiece 4pcs of M20 65 bolt...

Page 32: ...n loop 40 Measuring insulation resistance Power frequency voltage withstand test 230kV Alarm pressure 0 55MPa Pressure test Closedown pressure 0 50MPa Circuit breaker leak check 0 5 9 Measuring moistu...