No backup power for system. Redundant power supply for the switches. No backup power in case of a temporary loss of an AC circuit. Redundant power supply for the switches. Temporary loss of an AC circuit results in the loss of two switches if the RPS has its own power source.
System goes down if the power supply fails.
The UPS provides backup power during any temporary AC power loss. No backup power for subsystem cards. The UPS provides backup power during any temporary AC power loss. No redundant power supply for the switches. The UPS provides backup power during any temporary AC power loss.