Generator Switchgear

Modern vacuum generator circuit-breakers for power plants (hydro, gas and thermal power plants) the power range from 20 MW to 200 MW. Siemens Power Distribution Solutions offers you modern vacuum generator circuit-breakers for all kinds of power plants (hydro, gas and thermal power plants) covering the power range from 20 MW to 200 MW.

(HB 1) Horizontal busbar switchgear - not phase-segregat

HB 1 (max. 17.5 kV/ 6.100 A)

  • Air-insulated, metal-enclosed

  • For indoor and outdoor installation

  • Rated voltage: Max. 17.5 kV

  • Rated short-circuit-breaking current ISC:
    50 kA / 63 kA / 72 kA

  • Rated normal current (with natural cooling):
    Max. 6.100 A

  • Circuit-breaker:
    Generator circuit-breaker according to IEEE C37.013

  • Dimensions (L x W x H): 4.000 x 1.900 x 2.500 mm
    (can vary depending on the equipment)


(HB 3) Horizontal busbar switchgear - phase-segregated

HB 3 (max. 17.5 kV/10.000A)

  • Air-insulated, metal-enclosed

  • For indoor and outdoor installation

  • Rated voltage: Max. 17.5 kV

  • Rated short-circuit-breaking current ISC:
    50 kA / 63 kA / 72 kA

  • Rated normal current (with natural cooling):
    Max. 10.000 A

  • Circuit-breaker: Generator circuit-breaker according
    to IEEE C37.013

  • Dimensions (L x W x H): 2.900 x 4.l040 x 2.400 mm (can vary depending on theequipment)


(HIGS) Highly Integrated Generator Switchgear

HIGS (max. 13.8 kV/3.150 A)

  • Air-insulated, metal-enclosed

  • For indoor and outdoor installation

  • Rated voltage: Max. 13.8 kV

  • Rated short-circuit-breaking current ISC: 31.5 – 63 kA

  • Rated normal current: 2.000 – 3.150 A

  • Circuit-breaker: Generator circuit-breaker according to IEEE C37.013,
    or circuit-breaker according to IEC 62271-100

  • Dimensions (L x W x H): 3.430 x 1.200 x 2.500 mm