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ABB Horizontal knee disconnector GW57

ABB Horizontal knee disconnector GW57

ABB Horizontal knee disconnector GW57

Product Details:

Place of Origin: Germany
Brand Name: ABB
Model Number: GW57

Payment & Shipping Terms:

Minimum Order Quantity: 1
Price: negotiable
Packaging Details: Original ABB carton packing or wooden packing accprding requests
Delivery Time: 8-10 weeks
Payment Terms: TT/Paypal / Aliexpress / Western Union
Supply Ability: 200 pcs / week
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Detailed Product Description

ABB Horizontal knee disconnector GW57


Maximum reliability and minimal maintenance

The GW57 disconnectors are available up to 550 kV, 4000 A and 63 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:

  • Stable open/close movement of disconnectors
  • No overheating and constant contact resistance over life time
  • Self cleaning design for contacts
  • Maintenance-free rotating contacts in the knees (no flex braids) and also on the housing
  • Ice breaking capacity


The horizontal knee disconnector requires minimal space in both horizontal and vertical directions making them ideal for substations with small installation area.

Why ABB?

  • Worldwide experience
  • Maximum reliability and minimal maintenance
  • Energy efficient solution
  • Easy and quick erection
  • Reliable and smooth operation
  • Suitable for a wide range of environmental conditions

ABB Horizontal knee disconnector GW57

Brief performance data

Rated voltage (kV) 245 550
Rated current (A) up to 4000
Short time withstand current (kA) up to 63
Power frequency withstand voltage    
· against earth 460 620
· across isolating distance 530 800
Lightning impulse withstand voltage    
· against earth 1050 1550
· across isolating distance 1200 1550 (+315)
Switching impulse withstand voltage    
· against earth - 1175
· across isolating distance - 900 (+450)

ABB Horizontal knee disconnector GW57


Why do you choose us?

1. 100% original package product, 100% quality assurance.

If you find a fake product. Please contact us without hesitation! We afford the shipment cost! We send you a new product asking zero cent!

2. Varied payment methods.

We adopt Paypal, T/T, Alibaba Trade Assurance order, and other methods. If you can not trust us , you can choose to pay it the other way! 100% make your money safe!


We mainly supply Yokogawa, Emerson, Rosemount, Honeywell, Siemens, ABB, FLUKE,Endress+Hauser,SchneiderElectric,Moeller,FUJI,Omron,+,Hima, Yaskawa,Norgren, CHINT,Hach,Weidmuller,Phoenix,MTL,SMC,Testo,Rockwell ect.

Wuhan Xieyuan Automation Equipment Co., Ltd
Mobile Phone:86-18671080257
Skype:victordu963 @

Whatsapp & Viber are available
Address:6-C9,Caishen Commercial Plaza,Hankou Railway Station

ABB Horizontal knee disconnector GW57

Contact Details

Contact Person: Mr. Victor

Tel: 86-027-85883233

Fax: 86-027-85309780

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