Gw4 Type Outdoor Electric Switch Disconnector

Product Description

Outdoor electric switch disconnector
1.Simple Structure, reliable property, wide usage, economical and long-time life.
2.Complete specification and satisfy user's different parameters requirements.
3.Connecting terminal and the electric pole is made by casting aluminum-alloy and section bar, having the good property of high-intensity, good flowing and anti-corrosion
4.In the galvanic circle, the section is the combination structure made by screw fix linking, having the good property of stable flowing, high reliability, simple change way and convenient adding volume way.
5.In the galvanic circle, the contact and finger is made by T2Y pure copper tap whose connecting part is coated by 30μ M silver.
6.Finger spring is made by the stainless steel and its design is the inside hiding and outside press structure which is convenient for testing and changing.
7.Bearing block is made by high-intensity casting steel (disposed by hot zinc coating), the height can be adjusted and have the function of damping.
8.All the operating rod and linking rod are supplied by manufacturer, which is convenient for loading, adjusting and testing.
9.Can be supplied as a whole above the ground according to user's requirement.

No	Item			Technical parameter
1	Rated Voltage kV			72.5	123	145	245
2	Rated Current A			1250 1600 2000 2500 3150 4000
3	Rated Short Time withstand current and Time kA/s			25~50/4
4	Rated Peak withstand current kA			63~125
5	1min power frequency withstand voltage (effective value) kV		To earth	140	230	275	460
			To phase	140	230	275	460
			Across Isolating DS	180	300	315	605
6	Lightning Impulse wishstand voltage (peak value) kV		To earth	325	550	650	1050
			To phase	325	550	650	1050
			Across Isolating DS	405	650	750	1200
7	Rated mechanical terminal load N		Level of lateral load	750	1500	1500	2000
			Level of vertical load	500	1000	1000	1500
			Vertical	750	1000	1000	1250
8
9	Max Man Operative Moment N.M			200
10	Motor Drive operating mechanism control voltage V			AC220;DC110, 220
11	Motor Drive operating mechanism motor voltage V			AC220, 380;DC110, 220

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