GW55 Series Horizontal center break disconnector

Documentation Resource Library

Key attributes

Brand	ROCKWILL
Model NO.	GW55 Series Horizontal center break disconnector
Rated voltage	245kV
Rated normal current	3150A
Rated short-time withstand current	50kA
Series	GW55 Series

Product descriptions from the supplier

Description

Overview

The GW55 disconnectors are available up to 245 kV, 3150 A and 50 kA. These disconnectors have a low friction design and offer minimized contact resistance. They are equipped with interlocking for reliability in extreme conditions. Some other important features of these disconnectors are:

Contact plates with self-cleansing capability
Contact pressure kept unchanged by stainless springs
Superior design of mechanical interlock
Ice breaking capacity

Applications

The horizontal center break disconnector is used at substations due to its simplicity and flexibility in arrangement.

Parameters

Rated voltage (kV)	72.5	123	145	245
Rated current (A)	3150
Short time withstand current (kA)	50
Power frequency withstand voltage (kV)
against earth	140	230	275	460
across isolating distance	160	265	315	530
Lightning impulse withstand voltage (kV)
against earth	325	550	650	1050
across isolating distance	375	630	750	1200

Negotiable

Pricing calculator

Model

GW55-3150/145/50

GW55-3150/245/50

GW55-3150/72.5/50

Warranty by

Whole life care manager

Whole-life care management services for equipment procurement, use, maintenance, and after-sales, ensuring safe operation of electrical equipment, continuous control, and worry-free electricity consumption.

The equipment supplier has passed platform qualification certification and technical evaluation, ensuring compliance, professionalism, and reliability from the source.

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Products

GW55 Series Horizontal center break disconnector

Attributes

Description

Documentation Resource Library