This SCADA controller is designed for use with distribution (13.2kV/4.8kV) substation transformer breaker positions where an automatic throw-over is present. The RTU voltage is 24V.DC. The breaker status and Lockout relays operate at 48V.DC.
The unit features a heavy gauge, screw top, see through, secure latching, nested enclosure.
Close view of the relay panel sub-assembly.
Osborne #940136 schematic diagram.