Liebert Network Power Switch
Vertiv’s Liebert NPS offers swift switching between two independent AC power sources, ensuring uninterrupted operation for critical electronic equipment. The proven power switching technology of Liebert NPS enables dual AC power paths up to the critical load, providing the highest level of AC power system redundancy, availability, and fault tolerance.
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- Designed for High Nines AvailabilityBreak- Before - Make switching eliminates any possibility of connecting the two independent power sources together, even under fault conditions.Diagnostics and transfer tests detect any potential switch failures before the problem becomes critical.Rapid OperationNetwork Power Switch transfer time of six milliseconds is invisible to sensitive electronic equipment. (As per IEEE Standard 446 susceptibility curve for IT component)Automatic transfer protects the critical load as soon as a problem is detected on the power source by switching to the alternative supply.Manual transfer allows power sources to be switched whenever required for scheduled source shutdowns or maintenance.
- Manual and automatic transfers
- Sense and Transfer time: Less than 6 milliseconds
- Hot Swappable Electronic Static Switching Module
- Break-before Make-switching
- Selectable Preferred Sources
- Selectable Auto/Manual Retransfer
- Redundant Control Power Supplies
- Natural Convection Cooling
- Live Mimic On Hot Swappable Unit For Indicating Load Supply Status & Alarms
- Make Before Break Manual Bypass Switch To Transfer Load From Static Switch To Direct
Source 1 Or Source 2 - Isolated neutrals
- Standard Voltage free contacts for alarm extension