Dead Tank Sulfur Hexafloride SF6 Hydraulic Operated Gas Circuit Breakers

HHI SERIES

HHI SERIES

Hydraulic Operated

Interrupter Features

  • SyncroPufffTM - true puffer design
  • Pre-insertion resistors available

Mechanism

  • Hydraulic
  • Independent pole operation

Bushing Type

  • Porcelain or composite bushings
  • Composite bushing only for 800kV

Tank Type

  • Steel or aluminum tank design

Performance

  • Tested to 10,000 mechanical operations

Temperatures

  • -30°C without electrical heaters
  • -50°C with electrical heaters

Standards

  • ANSI, NEMA, IEC

HHI Configurations

Voltage Interrupting
Current
Continuous
Current
362kV 40kA 3000-4000-5000A
362kV 50kA 3000-4000-5000A
362kV 63kA 3000-4000-5000A
550kV 40kA 2000-5000A
550kV 50kA 2000-5000A
550kV 63kA 2000-5000A
800kV 50kA 3000-4000A
800kV 63kA 3000-4000A

Contact block

Tel: 1.770.495.1755
Fax: 1.770.623.9214
7250 McGinnis Ferry Rd.
Suwanee, GA 30024
USA