Standby power system or supply. This comprises the backup generators, battery banks, and automatic transfer switches that take over when primary mains power fails. Facilities like hospitals, data centers, and substations rely on these systems to prevent data loss or equipment damage during blackouts.
Heard on the job
We need to test the SBPS transfer switch during the maintenance window tonight to ensure it picks up the critical load within ten seconds.
Also heard as
- standby power system
- standby power supply