24-40.5kV Eco-friendly Dead Tank Gas Insulated Switchgear-Rolink Digital Energy（Xi'an）Limited

Ratings & Specifications Operating Environment Product Solutions External Dimensions

Parameters	Vacuum Circuit Breaker		Isolating / Earthing Switch
Rated voltage	24 kV(Dry air)	40.5 kV(Dry air)	24 kV(Dry air)	40.5 kV(Dry air)
Power frequency withstand voltage	65/79 kV	95/118 kV	65/79 kV	95/118 kV
Impulse withstand voltage	125/145 kV	185/215 kV	125/145 kV	185/215 kV
Rated current	1250 A		1250 A
Rated short circuit breaking current	25/31.5 kA
Rated short circuit making current	63/80 kA		80 kA
Rated short time withstand current	(25/4) or (31.5/4) kA		31.5 kA
Mechanical endurance	Circuit breaker 10000 times		Isolating 5000 times / Earthing 5000 times

24-40.5kV Eco-friendly Dead Tank Gas Insulated Switchgear shall comply with GB/T11022-2020，GB3906-2020，GB1984-2024，GB1985-2023，IEC62271-1，IEC62271-102，IEC62271-200，IEC62271-100，IEC 60255 and other standards.

Item Parameter

24-40.5kV Eco-friendly Dead Tank Gas Insulated SwitchgearGenerally operate / service under normal indoor conditions, complying with IEC 60694

Ambient temperatureMaximum temperature +75℃；
Maximum temperature（24h average） +35℃；
Minimum temperature -45℃；

HumidityMaximum average relative humidity(24 hours ≤ 95%; monthly ≤ 90%)

IACAFLR 31.5kA 1s

Service continuity categoryLSC 1

Cable bushing standardDIN47636T1 and T2/EDF HN 525-61

Altitude≤ 2000 m (under standard inflation pressure)

Gas pressure0.04MPa below 20°C (20°C absolute pressure)

Annual leakage rate≤0.5‰/year

Immersion test0.3bar pressure underwater 24h

Protection degreeTank IP67
Enclosure IP4X

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