Address:XiangYang Industrial Zone, Liushi town, Yueqing city Zhejiang Province
TEL:86-577-5688668
FAX:86-577-5688669
Mobile:
Email:sales@chinarenelectric.com ; tech@chinarenelectric.com
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| Load Break Switch |
Home >> Load Break Switch |
| SF6 Load Breaker | | |  | | |
Description
PLB-12/24 SF6 load break switch is a HV electrical equipment of high reliability and maintenance-free, with rated voltage 12kV/24kV and rated frequency 50Hz, applicable for 10kV distribution line as load regulation & control as well as distribution automation system. There are two types for the product: manual and motor-driven type.
Technical Parameter
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Item
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Unit
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Data
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12kV
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24kV
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Rated Current
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A
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630
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630
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Rated Voltage
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kV
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12
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24
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Rated Insulation Level
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1 min Power Frequency
Withstand
Voltage
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Dry)
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42/49
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50/65
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Wet
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34
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55
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Lightning Impulse Withstand Voltage (Peak)
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75/85
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125/145
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Rated Frequency
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Hz
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50
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63
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Rated Short-circuit Closing Current (Peak)
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kA
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50
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63
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Rated Short-time Withstand Voltage (4s)
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20
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25
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Rated Peak Withstand Current
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50
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63
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Rated Operating Voltage (Controller)
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V
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AC220
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AC220
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Auxiliary Circuit Rated Voltage
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DC24
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DC24
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Mechanical Life
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times
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3000
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5000
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SF6 Rated Air Pressure (20°C)
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MPa
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≤0.71
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≤0.71
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SF6 Rated Annual Leak Rate
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%
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≤0.5
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Operation Mode
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Spring Operation (Manual/Electric)
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