China Chz4-40.5 1600-31.5 Outdoor 3-Phase AC High Voltage Automatic Recloser

1`CHZ4-40.5/1600-31.5 outdoor 3-phase AC high voltage automatic recloser is an outdoor distribution unit of rated voltage 40.5kV and frequency 50 Hz,which is applicable to the feeder site of substation and the industrial and mining enterprise which need general protection,control and frequent operation of switch.It is compased of Model ZW-40.5/1600-31.5 outdoor high voltage vacuum circuit breaker and Model CDA 901 automatic recloseing controller.

Major Technical Parameters

No.Descriptionunitvalue1Rated Voltage 40.52Rated Insulation Leve(Elevation 1000m)1 min Power Frequency Withstand Voltagedry testKV95wet test(earth outside insulation)85Lightning Impulse Withstand Voltage (peak value)1.2/50s1853Rated CurrentA16004Rated FrequencyHz505Rated Short Circuit interrupting CurrentKa31.56Rated SequenceOpening-0.3s-Closing and Opening 10~180s Closeing and Opening 10~180s-Closing7Rated Short Circuit interrupting Current Interrupting Number of TimesTimes208Rated Short Circuit Closeing Current (peak value)KA809Rated Peak Withstand Current5010Rated Short Time Withstand Current31.511Fully Breaking TimeS<0.12512Rated Short Circuit Duration413Mechanical EnduranceTimes1000014Rated Operating Voltage and Auxiliary Circuit Rated VoltageVAC220

2`The main body of the circuit breaker feature vacuum extinction,simple srtucture,powerful interrupting capability and long service life.based on the mircroprocessor,the controller adopts modular structure and feature easy in operation and maintenance.It is an intelligent device integrating power supply,relayprotection,recloseing control,and fault recording into one.
The major technical parameters of the circuit breaker

No.DescriptionUnitValue1Rated VoltageKV40.52Rated CurrentA16003Rated FrequencyHz504Rated Short Circuit Interupting CurentKA31.55Rated Short Circuit Cloeing CurrentKA806Rated Peak Withstand currentKA807Rated Short Time Withstand CnrrentKA31.58Rated Short Circuit DurationS49Rated Operation SequenceOpening 0.3s Closing and Opening 10~180s closing and Opening 10~180s-Closing10Shor Circuit Interrupting Current Under ForeigN Land Earth Fault ConditionkA27.611Rated Insulation Level1 min Power Frequency Withstand VoltageDry testkA95Wet testkA85Lightning Impulse Withstand Voltage(peak value)kA18512Breaking Timems≤10013Mechanical EnduranceTimes1000014Rated Short Circuit Interrupting Current Interrupting Number of TimesTimes20

The mechanical characteristic parameters of the circuit breaker

No.DescriptionUnitValue1Contact Clearancemm18±12Contact Overtravelmm6±13Opening Speedm/s1.6±0.24Closing Speedm/s0.8±0.25Three Phases Opeing and Closing Non-synchronizingms≤26Phase Center-to-Center Spacingmm680±27Contact Closing Bounce Timems≤38Each Phase Conductive Circuit ResistanceμΩ≤609Closing Timems25~6010Opening Timems20~5011Energy Stotage Motor Rated PowerW11012Energy Stotage Motor Rated VoltageVAC22013Max./Min.Motor Voltage120%/80%14Rated Closing Opening VoltageAC22015Max./Min.Closing Operating Voltage120%/80%16Rated Opening Operation VoltageAC22017Max./Min.Opening Operating Voltage120%/62%

The technical parameters of the control mechanism

No.DescriptionUnitValue1Rated Operating VoltageOpening TripperVAC220Closing TripperAC2202Rated ResistanceOpening TripperΩ56Closing Tripper563Rated Output PowerOpening TripperW320Closing Tripper3204Energy Storage Motor RowerW1105Motor Energy Storage Rated VoltageVAC2206Energy Storage Times≤10

3The Major Technical Parameters of Controller

No.itemValueRemarks1CT Ratio of Transformation*:5*:Need NOTES on Purchase Order2Input Working VoltageAC220/±20%/50HZ 3Output Working VoltageAC220/±20%/50HZ 4Protection Accuracy(Current)5% 5Inverse Time Current ProtectionInverse Time Current Curve8group0.1,0.3,0.5,0.7,0.7,1.2,1.5,1.8Curve Group1-8groupStep Size 1Start Current/in 6Reclosing FunctionNumber of Timesthree timesStep Size 0.1sFirst Reclosing Time0.3~180sStep Size 0.1sSecond Reclosing Time10~180SStep Size 0.1sThird Reclosing Time10~180SStep Size 0.1sReset Time0.3~180SStep Size 0.1A7Small Current Neutral Grouding protectionZero Sequence Current0.5~10AStep Size 0.01sZore Sequence Delay0.01~600S 8Opening and Closing Passive Contact Rating220VAC<30A 9Ambient Tempoerature(-25ºC~+40ºC 10Enclosure MaterialStainless Steel Enclosure