SF6 Free Cubicle – Elko Makine Elektrik Pano İmlt. San. Tic. A.Ş

SF6 FREE type cubicle produced by ELKO;

– Load Break Switch disconnectors are dry air insulated.
–Circuit Breakers are Vacuum Type.
Main Busbars and cable compartment are air insulated.
ELKO SF6 FREE switchgears are manufactured in accordance with IEC 62271-200, IEC 62271-100, IEC 62271-102 standards.

Manufacturer		Elko Elektromekanik İmalat Sanayi ve Ticaret a.ş
Related voltage (kV)		24 kV
Rated power frequency withstand voltage (kV-rms)		50/60**
Rated lightning impulse withstand voltage (kV-peak)		125/145**
Rated normal current (A)		630
Number of phase		3
Rated short-circuit withstand current (kA)		20
Rated peak withstand current (kA)		50
Duration of short-circuit (s)		1
Internal arc classification		IAC AFL 16 kA-1s
Loss of service continuity		LSC 2A-PI
Degree of Protection		IP 3X / IK10
SF6 FREE LOAD BREAK SWITCH DISCONNECTOR
Insulating Material		Dry Air / SF6 FREE
Rated lightning impulse withstand voltage (kV)		125/145*
Rated power frequency withstand voltage (kV)		50/60*
Rated normal current (A)		630
Rated frequency (Hz)		50/60
Number of phase		3
Rated short-circuit withstand current (kA)		20 kA - 1 second
Rated peak withstand current(kA)		50
Short-circuit making current (peak) (kA)		50
Mainly active load breaking current (A)		630
Electrical Endurance class		E3
Mechanical Endurance class		M1
VACUUM CIRCUIT BREAKER
Rated short-circuit withstand current(kA)		20
Rated peak withstand current (kA)		50
Short-circuit making current (peak) (kA)		50
Mainly active load breaking current (A)		630
Electrical Endurance class		E2
Applied standard		IEC 62271-200 & IEC 62271-100
* Across the isolating distance

SF6 FREE type cubicle produced by ELKO;

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