RV44 - Load-break switch

Technical specifications

Nominal voltage	kV	12	17.5	24
Impulse withstand voltage 1,2/50 µsec
to earth and between phases	kV	75	95	125
over the insulating distance	kV	85	110	145
Power-frequency withstand voltage 1 min.
to earth and across phases	kV	28	38	50
over the insulating distance	kV	32	45	60
Rated frequency	Hz	50/60	50/60	50/60
Nominal current1	A	800/1.250	800/1.250	800/1.250
Nominal short-time current 1sec.	kA	25	25	20
Nominal rated peak value of the current	kA	63	63	50
Breaking capacity RV44 (IEC 60265.1)
rated current	A	800/1.250	800/1.250	630
closed loop	A	800/1.250	800/1.250	630
load cable charging	A	18	18	18
making capacity	kA	63	63	50
earth fault	A	100	100	100
earth fault cable charging	A	30	30	30
internal arc 1 sec. (6 criteria)	kA	16	16	16
Degree of protection	IP4X
Mechanichal durability c/o	1000
Standards	IEC 60298 Bijlage AA, IEC 60129, IEC 60420, IEC 60694, C 64-701 (only in Belgium), IEC 60265.1
Certificates	KEMA