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220kV High Voltage Drywall Capacitance Graded Bushing Anti Deformation

Categories Capacitance Graded Bushing
Brand Name: Xi'an Shendian
Model Number: RIFW-252/XXX
Certification: IEC 60137
Place of Origin: China
MOQ: 1 pc.
Price: To be determined by type and quantity.
Payment Terms: T/T; L/C.
Supply Ability: 3000 pc/year.
Delivery Time: Ex-work 1 week~1 month depends on quantity.
Packaging Details: Seaworthy package/ Customer specified.
Type: Resin Impregnated Fiberfill
Usage: Wall Bushing
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220kV High Voltage Drywall Capacitance Graded Bushing Anti Deformation

220kV Dry Wall Bushing


Product introduction:

Resin Impregnated Fiberfill bushing combines advantages of oil-paper bushing and RIP bushing. Advanced and imprvoed techniques make bushing better prevent from deformation, rupture and moisture absorption.
Advantage:
1/ Partial discharge is close to 0 at rated voltage;
2/ Dielectric dissipation <0.35% at rated voltage;
3/ Thermal short-time current: 25Ir, duration 2s.
Standard Technical Data:
Below info. only for your reference, all data shall be specified and determined by technical specification and customer demand.
Technical data
StandardIEC 60137; GB/T 4109-2008
Rated voltage252kV/ Customer specified
Rated current630~3150A
1min power frequency voltage withstand (Dry/ Wet)505/460kV
Lightning impulse voltage withstand1050kV
Tanδ at 1.05Um<0.004
Partial discharge at Ur≤5pC
Bending load5000N
Specific Creepage distance31mm/kV
Schematic diagram:
Note: All dimension could be specified according to customer requirement
TypeBushing lengthHV TerminalOutdoor partIndoor part

Bushing

weight

Holes*diameterPitch rowDimensionThicknessArcing distanceCreepage distanceMax. diameter of shedArcing distanceIndoor part lengthLengthCreepage distanceMax. diameter of shed
La1*a2mb1*b2nL1SD1L2L3L4SD2kg
RIFW-252/630~100055684*φ144080*802022437812380224328523177812380460
RIFW (L)-252/630~100059204*φ144080*802022437812380224332056707812380489
RIFW-252/125055884*φ1850100*1002022437812380224328523177812380465
RIFW (L)-252/125059404*φ1850100*1002022437812380224332056707812380496
RIFW-252/160055884*φ1850100*1002022437812380224328523177812380465
RIFW (L)-252/160059404*φ1850100*1002022437812380224332056707812380496
RIFW-252/200056084*φ1860120*1202022437812380224328723177812380466
RIFW (L)-252/200059604*φ1860120*1202022437812380224332256707812380495
RIFW-252/250056184*φ1860125*1252022437812380224328773177812380470
RIFW (L)-252/250059704*φ1860125*1252022437812380224332306707812380500
RIFW-252/315056184*φ1860125*1252022437812380224328773177812380470
RIFW (L)-252/315059704*φ1860125*1252022437812380224332306707812380500

China 220kV High Voltage Drywall Capacitance Graded Bushing Anti Deformation factory
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