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ZW38-40.5TypeOutdoorACHigh-voltageVacuumCircuit-breaker
\*\*Overall Dimensions\*\*
OutlineDrawingof ZW38-40.5ElevatedPorcelain-post Type Outdoor High-voltage VacuumCircuit-breaker withBuilt-in Current Transformers
LW8-35A Type Outdoor SF Circuit-breaker
Overview
LW8-35A Porcelain-postType Outdoor High-voltageSF6Circuit-breakeris three-phaseAC50 Hzoutdoorhigh-voltageelectricalequipment.Itissuitable forcontrol and protectionof35kVpower transmissionand distributionsystems, and canalso be used as tie-breakerand forswitching capacitorbanks.
\*\*Main Features\*\*
Three-phase separatestructure with mechanicalinterlock,adopting twotransmissionmodes: parallelrotationand verticaltransmission.
Adopting combined gas-blastand self-energyarc-extinguishing principle,theshort-circuit breaking currentcanreach31.5kA.
←Short arcing time,long electrical service lifeand reliable insulation performance.
Fitted with CT14 spring operating mechanism,featuring high mechanicalreliabilityand strong closing capacity.
←High-accuracycurrenttransformerscan be built-in.
←Complete specifications,wideoperation rangeand convenient installation.
Model and Its Meaning
\*\*Main Technical Parameters\*\*
| Name | Unit | Data | |
| RatedVoltage | KV | 35 | |
| Maximum Voltage | KV | 40.5 | |
| RatedInsulation Level | LightningInpulsWitstadoltage(FullrePeakVale) | KV | 185/215（断口） |
| Poe | KV | 95/118（断口） | |
| Rated Current | A | 1600/20001600/2000/2500 | |
| Mechanical Endurance | times | 5000 | |
| Rated SF GasPressure (Gauge Pressure at 20℃） | MPa | 0.350.380.450.50 | |
| Minimum Operating Ambient Temperature | ℃ | -40-30 | |
| RatedShort-circuit Breaking Current | KA | 202531.52531.5 | |
| CShortvecuieareaingurtted | 次 | 1515101510 | |
| Closing Time (At Rated Operating Voltage) | S | ≤0.1 | |
| Opening Time (At Rated OperatingVoltage) | S | ≤0.06 | |
| Rated Switching Current for Single Capacitor Bank | 400 | ||
| Closing/Opening Coil Voltage | V | AC:220，380 | |
| Energy-storage Motor Voltage | DC:48，110,220 | ||
| V | AC:220 | ||
| DC:220 | |||
| Micro-switch | 51 |
| Actuator | 362 |
| Energy-storage Motor | 2470 |
| Temperature Controller | 1260 |
| SF Density Controller | 4850 |
| AuxiliarySwitch | 245 |
| Heater | 268 |
| IntermediateRelay | 255 |
| Closing& Opening Coils | 325 |
| AuxiliaryRelay | 465 |
| SF Gas:10kg | 3820 |
LW38-40.5TypeOutdoorSF Circuit-breaker
Overview
LW38-40.5-Cj Elevated Porcelain-postType Outdoor AC High-voltage S F _ { 6 } Circuit-breaker (hereinafterreferredtoas“circuit-breaker”）isanoutdoor-installedthree-phaseAC high-voltagecontroland protectionequipment for 4 0 . 5 \mathsf { k V } powertransmissionanddistribution systems,which uses S F _ { 6 } gasasarc-extinguishingandinsulatingmedium.Itis capableof making/breaking rated current and fault current,switching capacitor banksand transferring circuits.Itisespeciallysuitableforfrequentoperationsandcanalso beappliedasa tie-breaker.
Thiscircuit-breakercomplieswith IEC\*High-voltage Alternating Current Circuit-breakers\* andGB1984\*High-voltageAlternating CurrentCircuit-breakers\*.
Product Operating Environmental Conditions
←AmbientTemperature
Maximumambienttemperature: + 4 0 ^ { \circ } C Minimumambienttemperature: - 3 0 ^ { \circ } C * Relative Humidity
Dailyaveragerelativehumidity <= 9 0 % Monthlyaveragerelativehumidity≤95%
AlLiuue
Normaloperating condition:altitude≤1ooom (plain-type for short)
Specialoperatingcondition:altitude \mathtt { s 3 0 0 0 } m(plateau-type for short)
←Wind speed:≤34 m/s (corresponding to 7oo Pa oncylindrical surface)
Seismic intensity:≤Grade 8(horizontal accelerationO.25g，vertical
acceleration0.125g)
? Airpollution class:Class IV；minimum nominal creepage distance:
31 mm/kv
LW38-40.5TypeOutdoorSF Circuit-breaker
| NO | Name | Unit | Parameters | |||||
| 1 | Rated Voltage | KV | 40.5 | |||||
| 2 | RatedInsulation Level | LightningmpulseWithstandVoltagePeakValue) | 185/215* | |||||
| l-minPoerfrequencyWithstandVoltage(RS Value) | 95/119* | |||||||
| 3 | Rated Current | 1600 | 2500 3150 | |||||
| 4 | Rated Capacitor-bank Breaking Current | A | 400 | |||||
| 5 | RatedFrequency | Hz | 50 | |||||
| 6 | RatedShort-circuit BreakingCurrent | 25 | 31.5 | |||||
| 7 | RatedPeakWithstand Current | 63 | 80 | |||||
| 8 | Rated Short-timeWithstand Current | 25 | 31.5 | |||||
| 9 | Rated Out-of-phase Breaking Current | 6.3 | 7.9 | |||||
| 10 | Rated Short-circuit Making Current | 63 25 | 80 | |||||
| 11 | Breaking Times Under Rated Short-circuit Breaking Current | 次 | 20 | |||||
| 12 | Mechanical Endurance | 5000 | ||||||
| 13 | Rated Operating Sequence | 0-0.3s-C0-180s-C0 | ||||||
| 14 | Opening Time (AtRated OperatingVoltage) | ≤0.06 | ||||||
| 15 | Closing Time (At Rated OperatingVoltage) | ≤0.1 | ||||||
| 16 | Rated Short-circuit Duration | 4 | ||||||
| 17 | Metal Short-circuit Time | ≥0.12 | ||||||
| 18 | Total Breaking Time | ≤0.078 | ||||||
| 19 | RatedSF Gas Pressure (Gauge Pressure at 20℃) | 0.45 | ||||||
| 20 | SF GasRefilling Pressure (Gauge Pressure at 20℃) Mpa | 0.42 | ||||||
| 21 | SF GasBlocking Pressure (Gauge Pressure at 20℃) | 0.4 | ||||||
| 22 | GasLeakage Rate | %/年 | ≤1 | |||||
| 23 | SF6Gas Moisture Content(Gauge Pressureat 20℃) | ppm(V/V) | Acceptancevalue≤150 | |||||
| 24 | Operatingvalue ≤300 | |||||||
| 25 | Weight Main Body | Circuit-breaker | WithCT | kg | 1000 | |||
| Without CT | 800 | |||||||
| 5 | ||||||||
Forwithstand voltage across breaker contacts ^ { * * } Forplateau-type products，it refers to the rated insulation level at altitude of 3 0 0 0 \quad { m } . （20
Thecircuit-breakerisequippedwithCT14andCT35springoperatingmechanisms.Pleaserefertorelevantdocumentsforits electricalschematicdiagramwiringdiagramandmaintechnicalparameters.Themechanismadoptsmidlehangingmountingtype.
2、Main technical parameters of the mechanism are shown in Table2.
| Name | Voltage(V) | PowerSupply(A) | Current& Resistance Value（Ω） | Remarks |
| Tripcoil | DC200 | 2 | 108±8Ω | |
| Closingcoil | DC220 | 2 | 108±8Ω | |
| Energy-storagemotor | DC(AC)200 | 5 | Energy-storage time≤15 |
LW38- 725 TypeSF6Circuit-breaker
Main Technical Parameters
| NO Item | Unit | Parameters | ||
| 1 | RatedCurrent | A | 3150 | |
| 2 | RatedShort-circuit Breaking Current | KA | 31.5(40) | |
| 3 | Short-line Fault BreakingCurrent | KA | 28.4 | |
| 4 | Rated Line-charging Breaking Current | A | 31.5 | |
| 5 | Rated Out-of-phase Breaking Current | KA | 8 | |
| 6 | RatedShort-circuit MakingCurrent (Peak Value) | KA | 100 | |
| 7 | Zero SF6GasGauge Pressure (RMS Value) 5-min Power-frequency WithstandVoltageatTo Earth | KV | 95 | |
| Across Breaker | KV | 95 | ||
| 8 | SF Gas Moisture Content (V/V) | ppm | ≤150 | |
| 9 | Annual SF Gas Leakage Rate | 年 | ≤1% | |
| 10 | RatedWorking Pressure of SF Gas | Mpa | 0.55 | |
| 11 | Mechanical Endurance | 次 | 3000 | |
| 12 | RatedOperatingSequence | 0-0.3s-C0-180s-C0 | ||
| 13 | Main Circuit Resistance | uΩ | ≤60（出厂时） | |
| 14 | Contact Stroke | mm | 145 | |
| 15 | Opening Time | ms | 30≤t≤45 | |
| 16 | Closing Time | ms | ≤110 | |
| 17 | Opening Synchronism | ms | ≤3 | |
| 18 | Closing Synchronism | ms | ≤5 | |
| 19 | Open-close Time | ms | ≤300（出厂时）≥300（运行时） | |
| 20 | Close-open Time | ms | ≤60（出厂时）≥60（出厂时） | |
| 21 | Breaking Time | ms | ≤60 | |
| RatedMotorVoltage (ACorDC) | V | 220 | ||
| Rated Motor Power | W | ≤570 | ||
| Energy-storage Timeat Rated Voltage | s | ≤15 | ||
| Voltage for Control and Signal Circuits (DC) | V | 220 | ||
| Voltage forDehumidifierand HeaterCircuit Total Number of Auxiliary Switch Contacts | (AC) 对 | v | 220 12 | |
断路器配件系列Thecircuitbreakeraccessoriesseries
Vacuum Interrupter for Vacuum Switch
SeriesofCircuit-breakerAccessories
AccessoriesforZW7-40.5VacuumCircuit-breaker
AccessoriesforLW8-35SF Circuit-breaker
SeriesofCircuit-breakerAccessories
Accessories for LW16-40.5SF Circuit-breaker
Accessories for ZN12-10(3AF)
Aluminum Bracket forZN23-35/1600
Accessories for GW4-35,GW5-110
SeriesofCircuit-breakerAccessories
AccessoriesforZW8-12/630-20VacuumCircuit-breaker
SeriesofCircuit-breakerAccessories
Accessories for ZW6-12VacuumCircuit-breaker
SeriesofCircuit-breakerAccessories
SeriesofCircuit-breakerAccessories
AccessoriesforLW3-12SF6Circuit-breaker
CompleteAccessoriesforKN25R-12D
High-current-limiting Fuse
Tulip-type Contact Series
InstallationDiagramforCircularSpring-bundledContactsofVS1 VD4CircuitBreakersandHandcartSwitchgears 触臂 StructuralFeatures
←Uniform pressure fromcircularspring ←Adopt importednon-magneticstainlesssteelmaterial toavoideddycurrent
Tulip-type Contact Series
Tulip-type Contact Series
Tulip-type Circular Contact Series
InstallationDiagramforTulip-typeCircularContacts
StructuralFeatures
Springpieceswithpaintcoatingtreatmenttoprevent oxidationandrust
←Thick silver brush-plated for high wear resistance
←Anti-tarnish treatmenttoprevent silver layeroxidationand peeling
Aluminumprotectivesleeveforfixingandprotection,preventingdeformationandfalling-offofspringpieces
Duck-billFlatContactSeries
Longitudinal-rotaryContactSeries
InstallationDiagram forLongitudinal-RotaryCircularContacts
StructuralFeatures:
WCD-series IndoorLongitudinal-rotary lsolating Moving Contactsare isolatingmoving contacts for3-phase (single-phase),50Hzindoor rotary circuitbreakersand loadswitches.Theyareappliedfor isolationandearthingof longitudinal-rotary/withdraw-typeindoorACmetal-enclosedswitchgears. Ithasthreecommonratingswithratedcurrentsof630A,1250Aand1600A respectively.Two1250Aunitscanbecombined for2500Aapplication,and two 1600Aunitscanbecombined for3150Aapplication.
耳 直
WCD-630Longitudinal-rotaryIsolatingMovingContact
Number of Contact Pieces:8 pcs
ContactPlateThickness:10 mm
WCD-1250Longitudinal-rotaryIsolatingMovingContact
Number of Contact Pieces:12 pcs
ContactPlateThickness:10mm
WCD-16o0 Longitudinal-rotary lsolating Moving Contact
Number of Contact Pieces:16 pcs
Contact PlateThickness:10mm
OtherContact Series
Copper (Aluminum)Conductive Parts Series
Copper (Aluminum) Conductive Parts Series
Copper (Aluminum)Conductive Parts Series
Copper (Aluminum) Conductive Part Series
Copper (Aluminum) Conductive Part Series
Contact Series
Contact Series
SensorSeries
Bushing Series
TG3-10Q/140×200 x 230Middle mountedSwitchgearBushing
24kVBushing，175255，Height:310，OptionalShielding
ContactBoxSeries
ContactBoxSeries
KYN61-40.5Switchgear InsulatingPartsSeries
40.5kVThree wayContactBoxCH335Q/660 (KYN61)，Optional Shielding上
1 345 F 220 中 M1C 360 2121
PTHandcart&IsolationHandcartSeries
PTHandcart& Isolation HandcartSeries
三 XXXXxxXxXxx20 XXXXXXXXXXXXXXXXXXXXXXXXX D 062 XXX 2558800000000
46×290、①50×290、120×295ContactArmSleeve
Charging MotorSeries
ChargingMotorSeries
ElectromagneticLock/TransformerLockSeries
ElectromagneticLock
TransformerProtectionElectromagneticLock
Coil Series
Coil Series
Solenoid Operating MechanismTrip Coil （cm）
| Model | 内径 | 外径 | 高 |
| ① LW8 | 3.3 | 6.8 | 5 |
| ② CD10 | 2.8 | 6.2 | 5.8 |
| ③Dual trip | 2.8 | 6.2 | 5.7 |
| ④ZN5 | 2.9 | 5 | 6 |
| ⑤ CD17 | 2.5 | 5 | 6.4 |
| ⑥ LW3-10 | 2.5 | 4.6 | 6.1 |
Solenoid Operating Mechanism Close Coil（c
| Model | 内径 | 外径 | 高 |
| ① LW8 | 3.3 | 6.9 | 6.1 |
| ② CD10-1 | 10.3 | 14.7 | 10.2 |
| ③ CD10-I | 10.3 | 15.3 | 10.2 |
| ④ CD10- | 12.8 | 18.8 | 12.5 |
| 5 ZN-3 | 8.8 | 13.2 | 9.5 |
| ⑥ ZN-4 | 8.3 | 12.5 | 12 |
| ZN-5 | 7.8 | 12 | 12.6 |
ExcitationCoil of Speed regulatingMotor （cm）
| Model | 内径 | 外径 | 高 |
| YCT-112 | 10.2 | 13.4 | 3.6 |
| ② YCT-132 | 11.5 | 14.5 | 4.2 |
| ③ YCT-160 | 13.5 | 17.2 | 4.3 |
| ④ YCT-180 | 15.8 | 19.1 | 5 |
| ⑤ YCT-200 | 16 | 20.5 | 5 |
| ⑥ YCT-225 | 20.2 | 24.6 | 5.5 |
| YCT-250 | 22.2 | 27.2 | 5.6 |
| 8 YCT-280 | 24.5 | 30.6 | 6.4 |
| 9 YCT-315 | 27.5 | 32.6 | 7.1 |
② ③ 0.0.0 0 0.0 9
Coil Series
| Mode | 内径 | 外径 | 高 |
| ① CD2 | 8.8 | 13.3 | 9.3 |
| ② CD17 | 7.6 | 12.7 | 12.7 |
| ③ CD3 | 19.3 | 28 | 5.5 |
Coil Series
| Model |
| 1 JWCJ12-100A |
| ② JWCJ12-150A |
| ③ JWCJ12-250A |
| ④ JWCJ12-400A |
| ⑤ JWCJ12-600A |
| ⑥ JWCJ15-1000A |
| JWCJ15-1500A |
| 8 JWCJ15-2000A |
| 9 JWCJ15-3000A |
| VacuumContactorCoil （cm） | |||
| Model | 内径 | 外径 | 高 |
| ① CKJ5-80，125，160 | 2.6 | 4.8 | 4.8 |
| ② CKJ5-250 | 2.6 | 6.1 | 6.0 |
| ③ CKJ5-400 | 2.6 | 7.2 | 6.0 |
| ④ CKJ5-600 | 3.5 | 6.7 | 9.8 |
