HV Switching Products – Elko Makine Elektrik Pano İmlt. San. Tic. A.Ş

Type	ETK	EVK
Manufacturer	ELKO
Rated Withstand Voltage (kV)	12 ; 17.5; 24; 36	12; 24; 36
Rated Current (A)	630; 1250	630; 1250*
Short Circuit Breaking Current (kA)	16; 20*	16; 20*
Rated Short-Time Withstand Current	16/20* kA/3 sec	•16 kA/3 sec •20 kA/3 sec
Capacitive Currents Switching Class	C2	C2
Operating Cycle	A-0,3 sec. -KA-3 min- KA
Gas Sealing Type	Sealed pressure	--
Electrical Resistance Class	E1 / E2 **
Applied Standard	TS EN 62271 - 100

* Valid for 12 kV, 17.5 kV and 24 kV.
** For circuit breakers to be used in cable networks.

Manufacturer	ELKO
Type	EGYA-36	EGYA-24
Rated Voltage (kV)	36	24
Rated Current (A)	630	630
Load Disconnector Type	General Purpose	General Purpose
Rated Short-Time Withstand Current	16/25* kA-1 sec	•20 kA-1 sec
Electrical Strength Class	E3	E3
Mechanical Strength Class	M1
Insulation Environment	SF6 Gas
Gas Leak Type	Sealed Pressure
Applied Standard	TS EN 62265 - 1

E3 : 100 closing/breaking at rated active load current, 5 closing times on rated short circuit current.
M1 : Initially, 1000 times OFF/ON operation.

* Valid for 12 kV, 17.5 kV and 24 kV.
** For breakers to be used in cable networks.

Manufacturer		ELKO
Type		EGA
Rated Voltage (kV)		36; 24
Rated Current (A)		630; 1250
Rated Short-Time Withstand Current		16 kA-1 sec; 20 kA-1 sec; 25 kA-1 sec
Mechanical Strength Class		M1 (1000 times OFF and ON in idle)
Insulation Environment		SF6 Gas
Gas Leak Type		Sealed Pressure
Applied Standard		TS EN 62271 - 102

Manufacturer		ELKO
Type		DA
Rated Voltage (kV)		12; 17.5; 24; 36
Rated Current (A)		630; 1250
Rated Short-Time Withstand Current		16 kA-1 sec; 20 kA-1 sec;
Mechanical Strength Class		M1 (1000 times OFF and ON in idle)
Insulation Environment		Air
Applied Standard		TS EN 62271 - 102

Manufacturer		ELKO
Type		TA
Rated Voltage (kV)		12; 17.5; 24; 36
Rated Short-Time Withstand Current		16 kA-1 sec
Rated Short Circuit Making Current (kA-peak)		40
Class		E2 (5 closing on rated short circuit current)
Applied Standard		TS EN 62271 - 102
Usage Areas in MME Type Cubicles		• At the Medium Voltage Cable Connection Ends (terminals) in the Input/Output Switchgear with Circuit Breaker • At Medium Voltage Cable Connection Ends (terminals) in Input/Output Cubicle with Separator

Manufacturer		ELKO
Type		TA
Rated Voltage (kV)		36
Rated Short-Time Withstand Current		1 kA-1 sec
Rated Short Circuit Making Current (kA-peak)		2,5
Class		E2 (5 closing on rated short circuit current)
Applied Standard		TS EN 62271 - 102
Usage Areas in MME Type Cubicle		Load Disconnector + Fuse Combination on the Lower (Load) Side of the MV Fuse in the Transformer Protection Cubicle