Specifications include, but are not limited to: Three phase, two-source, one-tap, fully dead front, two-sided pad mount outdoor distribution switchgear. Voltage sensors on source and load sides. Fault interrupters on the load side and switches on the source sides, gang operated switches and interrupters. Visible break switch/interrupter for source and load sides. Internal cabinet with control and protection relaying with fiber port for remote SCADA control. RATINGS: Interrupters media – vacuum. Ambient temperature: -30 deg. C to +40 deg. C. Automatic source transfer time – less than 60 cycles. Nominal Voltage: 15 kV Max. Design Voltage: 15.5 kV Frequency: 60 Hz BIL: 95 kV 1-Minute Withstand Voltage: 35 kV Momentary Sym. Current, 10 cycles: 12.5 kA 3-second Sym. Current: 12.5 kA Interrupting Current (sym./asym.): 12.5 kA / 20.0 kA Bus continuous current: 600 A. Source and load bushing and wells: 600 A. Load Switching Current: 600 A. 3-Shot Make and Latch Asym. Current: 20.0 kA
