Design and configuration parameters
RMU type		Outdoor
RMU configuration		3 Ways
Tee-off		Circuit breaker

Rated voltage	12 kV	Rated frequency	50 Hz
Impulse withstand voltage	95 kV	Rated power frequency withstand voltage	38 kV
Rated short time withstand current	25 kA	Rated short circuit duration	3 s
Short time withstand current(peak)	52.5 kA	Rated current	630 A
Mechanical life	M1	Electrical endurance	V-module E2 C-modul E3

Item Parameter

Protection degreeOutdoor IP54
Indoor IP41

Ambient temperature-25 ℃ ~ + 40 ℃

Internal arc classificationAF / AFL / AFLR

Humidity≤95%

IACEnclosure 20 kA 1s
Cable compartment 13.5/20 kA 1s

Service continuity categoryLSC 2A

Cable bushing standardDIN47636T and T2/EDF HN 525-61

Altitude≤ 2000m (under standard inflation pressure)

Annual leakage rate0.25‰ per year

Gas pressureLower than 20 ℃, 1.2bar (absolute pressure)

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