Raritan has introduced new features to its Dominion PX rack power distribution unit (PDU) solutions – which provide detailed power information, down to the individual outlet level – to help data centres optimise operations and manage energy.
The new firmware for the PX intelligent power strips enables companies to gather from servers and other data centre IT equipment more useful and accurate information – including total apparent and active power for devices with multiple power supplies, and kilowatt hour metering for energy cost and charge-back applications.
“Customers are using the PX to solve basic data centre problems – such as determining rack capacity based on actual loads or identifying power consumption of servers and IT equipment,” said Herman Chan, director of Raritan’s Power Management Solutions group. “They are also using the device-level data gathered by the PX with our Power IQ energy management analytics software to gain even more insight on how their data centres consume energy, so that they can take steps to be more efficient. With the new PX features introduced today customers will be able to determine their energy costs down to the server and application level.”
New features in Dominion PX 1.3 include:
Outlet Group Power: Devices with multiple power supplies can be plugged into multiple PX outlets. Outlets can be grouped so the apparent and active power drawn through those outlets is summed and displayed for the device. Data centre managers can see at a glance the power metrics for a device with multiple outlets, rather than having to take the time to calculate each individual outlet to come up with a total.
Outlet Current Lower Thresholds: Supports lower critical and lower non-critical current thresholds for individual outlets. Data centre managers can set thresholds and receive alerts to detect devices that have been powered off, that have failing power supplies or loose cord connections, or that have simply been accidentally unplugged.
Kilowatt-hour Metering: Actual, real-time kwh metering is now available to support billing and internal customer charge backs. Kwh metering is far more accurate than measuring current, and then calculating kwh based on assumptions for voltage and power factor.
The new PX 1.3 firmware is available for existing PX customers at http://www.raritan.com/support/dominion-px/. A free trial version of Raritan’s Power IQ analytics software is available at http://www.raritan.com/power-iq-download/


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