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AC Disconnectors
(Disconnect Switches)

Grid Solutions > HV/MV Equipment > Disconnectors > AC Disconnectors

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CGVB-08 Contact Sales
CGVB-08
Vertical Break Disconnector up to 345 kV

The CGVB-08 vertical break disconnector is available in a wide range of ratings and is a robust and reliable performer. The double jaw contact system provides low maintenance, long life and excellent electrical and mechanical performance in the most adverse operating conditions. The CGVB-08 can be customized for different layouts to meet specific project needs.


Customer Benefits
  • Reduced phase spacing requirements
  • Virtually maintenance free
  • No special tools required
  • Wide range of accessories available
  • Customizable to meet specific needs
Main Characteristics
Specifications
Drawings
  • Up to 4000 A
  • Up to 80 kA/3 s
  • Temperatures from -50°C to +50°C
  • Ice up to 20 MM (3/4”)
  • Virtually maintenance free with factory-sealed bearings, life-time greased or self-lubricating parts and corrosion-free materials

Optionnal Devices

    The CGVB-08 can be fitted with integrated grounding switches, mounted either parallel or perpendicular to the disconnect switch blade travel. In addition, it can be fitted to a wide range of accessories including high speed whips, silver inlaid contact, interlocking mechanisms and auxiliary contacts.

Specifications

25 to 245 kV 1200-2000 AMP

Rated Voltage Max. rated current Short circuit current BIL A inch(mm) B inch(mm) C inch(mm) D inch(mm) E inch(mm)
25.8 kV 1200-2000 A 38 kA 3 sec - 63 kA 3 sec 150 59 (1499) 26 (656) 63 (1603) 14 (356) 10 (254)
38 kV 1200-2000 A 38 kA 3 sec - 63 kA 3 sec 200 69 (1753) 30 (757) 77 (1958) 18 (457) 10 (254)
72.5 kV 1200-2000 A 38 kA 3 sec - 63 kA 3 sec 350 85 (2165) 42 (1062) 103 (2619) 30 (762) 10 (254)
121 kV 1200-2000 A 38 kA 3 sec - 63 kA 3 sec 550 102 (2597) 57 (1441) 135 (3430) 45 (1143) 10 (254)
145 kV 1200-2000 A 38 kA 3 sec - 63 kA 3 sec 660 113 (2876) 66 (1670) 155 (3938) 54 (1372) 10 (254)
169 kV 1200-2000 A 38 kA 3 sec - 63 kA 3 sec 750 122 (3105) 74 (1873) 172 (4370) 62 (1575) 10 (254)
242 kV 1200-2000 A 38 kA 3 sec - 63 kA 3 sec 900 147 (3734) 93 (2364) 218 (5527) 80 (2032) 11 (286)
242 kV 1200-2000 A 38 kA 3 sec - 63 kA 3 sec 1000 163 (4140) 105 (2668) 246 (6238) 92 (2337) 11 (286)

25 to 245 kV 3000-4000 AMP

Rated Voltage Max. rated current Short circuit current BIL F inch(mm) G inch(mm) H inch(mm) J inch(mm) K inch(mm)
25.8 kV 4000 A 80 kA 3 sec 150 75 (1911) 24 (621) 87 (2211) 15 (381) 10 (254)
38 kV 4000 A 80 kA 3 sec 200 84 (2125) 29 (730) 101 (2556) 18 (457) 10 (254)
72.5 kV 4000 A 80 kA 3 sec 350 95 (2410) 39 (1002) 122 (3099) 30 (762) 10 (254)
121 kV 4000 A 80 kA 3 sec 550 113 (2877) 54 (1383) 160 (3937) 45 (1143) 10 (254)
145 kV 4000 A 80 kA 3 sec 650 124 (3156) 63 (1611) 175 (4445) 54 (1372) 10 (254)
169 kV 4000 A 80 kA 3 sec 750 131 (3334) 71 (1814) 190 (4826) 62 (1575) 10 (254)
242 kV 4000 A 80 kA 3 sec 900 135 (4172) 89 (2272) 243 (6153) 80 (2032) 10 (254)
242 kV 4000 A 80 kA 3 sec 1050 184 (4680) 101 (2576) 274 (6966) 92 (2337) 10 (254)
362 kV 1200-4000 A 80 kA 3 sec 1300 199 (5042) 115 (2910) 303 (7706) 106 (2692) 9 (230)

Drawings

Customized layouts available upong request. Phase-to-phase distance defined by substation layout.