Gtxgn-12/24 系列-固体绝缘环网开关设备

GTXGN 固体绝缘环网开关设备

GTXGN-12/24 series solid insulated ring network switch cabinet is the main unit switch of solid composite insulated ring network used in medium voltage distribution network.

New environmentally friendly materials Vacuum arc extinguishing Direct-acting isolation switch

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Technical Parameters

ProjectunitsParameters
Rated voltagekV1224
Rated currentA630630
Rated frequencyHz5050
Rated insulation levelOne-minute power frequency withstand voltage:
ground, phase-to-phase isolation/fracture		kA42/4865/75
Lightning impulse withstand voltage:
ground, phase isolation/fracture		kA75/85125/145
Rated short-time withstand current (main circuit and ground circuit)A2525
Rated peak withstand currentkA5050
Rated short circuit durationtimes33
Rated dynamic stable currentA5050
Rated current of fuse circuit (maximum)s125125
Rated transfer currentA17001700
Vacuum circuit breaker breaking capacitykA2525
Load switch mechanical lifeTimes50005000
Vacuum circuit breaker mechanical lifeTimes1000010000
Grounding switch mechanical lifeTimes20002000
Operating supply voltageV24V DC24V DC
220V AC/DC220V AC/DC

Technical Parameters

  • New environmentally friendly materials

  • Vacuum arc extinguishing
    Direct acting isolation switch

  • Fully sealed, fully insulated cable entry and exit lines

  • Modular and scalable

  • Various wiring options

  • Visible fracture

  • Electrically operated, FTU

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