Switchgear Components
Vacuum Combination Units (CBS Units) Series of UVA

Vacuum Combination Units (CBS Units) Series of UVA image

Feature

  • Various types and ratings are available, manual and handle operations, fixed type.
  • Excellent breaking performance, 40kA with fuses, 6.3kA without fuses.
  • No surge protection required except for special application.
  • Capacitor application
  • Low control power consumption

Related Products

Vacuum Magnetic Contactors (VMC)

Safety

  • Safety for personnel and operation with metal front cover and sophisticated interlocking systems
  • The position switch and fuse blown detector are provided as standard function.

Specification

Specification List

Specification List
TYPE(*1) UVA
Form Non-latched Manual type 3GAM 3HAM 6GAM 6HAM
Handle type 3GAD 3HAD 6GAD 6HAD
Latched Manual type 3GAML 3HAML 6GAML 6HAML
Handle type 3GADL 3HADL 6GADL 6HADL
Rated voltage 3300V 6600V
Rated operational current 200A 400A 200A 400A
Rated frequency 50/60Hz
Rated
short-circuit interrupting
current
40kA
"O"- 3 min. - "CO"
Insulation
level
Impulse withstand 45kV 60kV
Power frequency withstand 16kV 20kV
Connection method Main and earthing circuit : Automatic connection
Control circuit : Manual plug connection
Position "Connected" and "Disconnected" positions
Shutter provision Insulation shutter provided
Endurance Mechanical life 2.5 million op. (Non-latched) /0.25 million op. (Latched)
Electrical life (AC3) 0.25 million operations (AC3)
Max.
applicable
load
capacity
Motor 750kW 1500kW 1500kW 3000kW
Transformer 1000kVA 2000kVA 2000kVA 4000kVA
Capacitor 1000kVar 2000kVar 2000kVar 2000kVar

*1 : Type form configuration

Type form configuration(1) image
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