Indoor single-end service assembled chambers KSO-393 series (LE-O-3) are designed for three-phase alternative-current of frequency 50 Hz and voltage 6 or 10 kV switchgears with isolated neutral system

 

Applications
LE-O-3 are used in transformer substations, industrial enterprises installations and distributional networks transformer substations

 

Reference designation structure:

       1    2       3       4

LE-О-3-ХХХХХ ХХ

1 – Advanced chambers produced by LVEP “Lider Electrik”

2 –LE-O modification;

3 – Main circuits scheme number;

4 – Climatic region modification and placement category under GOST 15150

 

LE-O-3 order designation:

LE-O-3-01106 У3  SS U 31.2-35036863-006:2009

 

Dimensions and weight of KSО-393 (LE-0-3)

Type	Dimensions [mm]			Weight approx. [kg]
	Width	Height	Depth
LE-0-3 01…14,23,24	800	1900	800	Depend on scheme, see table 2.2.5
LE-0-3 15,16	400	1900	800

 

Technical data of KSO-393 (LE-0-3)
 

Parameter	Values
Insulation level under GOST 1516.1	з нормальною ізоляцією
Main circuit busbar buses insulation presence	uninsulated buses
Collecting buses systems	single-system collecting buses
Maintenance type	single-sided
HV line connection type	cable, buses, overhead lines
Degree of protection under GOST 14254	IP20 – for external cover and lateral faces; IP30 – for end chambers lateral faces; IP00 – for other parts