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Specifications

Ratings

Maximum Design Voltage
17.5 29.3
Line to ground (kV BIL)
95 125
Open Contact (kV BIL)
95 125
Continuous Current, 50/60 Hz (A)
900 900
Momentary Withstand (asym pk.)
Up to 104
82
1s sym withstand rating, kA
Up to 40
31.5
Sym interrupting rating, kA
Up to 40
315.
Fault Close (asym pk.)
Up to 104
82
Mechanical Operations
10,000
10,000

Standards

IEEE Standard Requirements for Subsurface, Vault, and Padmounted Load-Interrupter Switchgear and Fused Load-Interrupter Switchgear for Alternating Current Systems  up to 38 kV
IEEE Std. C37.74-2014
 
IEEE Rating Structure for AC high-voltage Circuit Breakers
IEEE Std. C37.04
 
IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis
IEEE Std. C37.09
 
IEEE Standard for Separable Insulated Connector Systems for Power Distribution Systems above 600V
IEEE Std. 386
 
IEEE Standard for Secondary Network Transformers
IEEE Std. C57.12.40
 

Features

V1 Series Vacuum interruption only  
V3 Series Vacuum interruption, visible isolation and visible ground