New Flexible Bus Conductor LGJK

New flexible Bus Conductor For Power Station 220-500KV Flexible conductor

1,standard

This product meets the enterprise standardQ/WSX112-2009.

Any other international standard also canbe satisfied

And customer special request also can besatisfied.

2,Designation,Type and Main Applications

Designation	Type	Main application
Cinter Enlarge Conductor	LGKK	Suitable for flexible bus conductor of power station with voltage 220-500KV
New Flexible Bus Conductor	LGJK

3,Construction and Main Technical Specifications

Center Enlarged Conductor Type LGKK

TYPE			LGJK-630	LGJK-800	LGJK-1000	LGJK-1250	LGJK-1400
Overall Diameter   (mm)			48	49	51	52	51
Nominal Area   (mm²)			630	800	1000	1250	1400
Calculated Area (mm²)	Al		535.43	613.24	1001.4	1259.14	1399.6
	St		125.81	152.81	152.81	152.81	134.3
	Total		788.24	966.23	1154.21	1411.95	1533.9
Structure No./Dia.   (mm)	Central St		19/3.2	19/3.2	19/3.2	19/3.2	19/3.0
	Inner Layer Al		4/4.55	4/4.50	4/4.35	4/4.60	13/4.5
	Next to Inner Layer Al		4/4.55	4/4.60	4/4.55	18/4.47	19/4.5
	Next to outer Layer Al		11/3.70	24/3.80	27/4.30	26/4.47	25/4.5
	Outermost layer Al		36/3.70	36/3.80	33/4.30	32/4.47	31/4.5
Calculated total breaking load   (kN)			228	253	278	313	329
Final Modulus of elasticity   (N/mm²)			67.8	64.2	61.5	58	53.6
Coefficient of linear expension(10-6/°C)			15.5	16.2	17.7	21.5	20.4
D.C. Resistance at 20°C   (Ω/km)			0.046433	0.036179	0.029314	0.023161	0.02133
Current at 70°C   (A)			815	904	1000	1147	1160
Linear Mass   (kg/km)			2994	3491	4013	4713	4962

4,Propertities

The Center of Type LGKK is made of galvanized flexible tube coated with"FZ903" anti-corrosive grease and enlarged.