Gold Member Since 2011
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Hangzhou Yongde Electric Appliances Limited Company

Disconnect Switch, Insolated Switch, Disconnector manufacturer / supplier in China, offering Centre Break Disconnector, Mv Composite Metal Oxide Surge Arrester Without Gaps, Isolator Autonomous Motor Operating Mechanism and so on.

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Supplier Homepage Product Disconnect Switch Centre Break Disconnector

Centre Break Disconnector

FOB Price: US $1,000 / Set
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1,000/ Set
Get Latest Price
Production Capacity: 200 Sets/Month
Transport Package: by Wood Carton
Payment Terms: L/C, T/T, D/P, Paypal, Western Union
Basic Info
  • Model NO.: GW4-72.5/1250
  • Structure: Double-column Disconnector
  • Phase: Three
  • Specification: IEC62271-102: 2005 and IEEE Std C37.30-1997
  • HS Code: 8535300000
  • Type: High-voltage
  • Installation: Outdoor High-voltage
  • Trademark: YONGDE
  • Origin: China
Product Description
Centre break disconnector 72.5KV
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
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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Mr. Digang Ma
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