Product feature

How QSSC-S4R's redundant function of power supply module works?

The power supply module supports both hot-redundant (when all supplies being active all the time) and cold-redundant operation (when only one, two, or three supplies are active providing all power to the system while the remaining supply is put into a standby state) via a cold redundancy (CR) control circuit.

The below attchment indicates the meanings of power supply’s LED;