Powering Down The Ups And Battery Packs; Replacing The Batteries; Important Battery Safety Information; Battery Care And Storage Guidelines - HP R12000 User Manual

Powering down the UPS and battery packs

To power down the UPS:
Power down all load devices.
1.
Press the ESC button for 3 seconds, and then press the Enter button to place the UPS in Bypass mode.
2.
Disconnect the power unit from utility power.
3.
Wait at least 60 seconds for the UPS internal circuitry to discharge and power down.
4.
If battery packs are installed, turn the circuit breaker switches left to the Off positions.
5.

Replacing the batteries

To replace the batteries:
Read and observe the requirements in "Important battery safety information (on page 80)" and "Battery
1.
care and storage guidelines (on page 80)."
Follow the instructions in "Battery replacement procedure (on page 81)."
2.

Important battery safety information

See the complete regulatory compliance notices in Safety and Compliance Information for Server, Storage,
Power, Networking, and Rack Products on the HP website
(http://www.hp.com/support/Safety-Compliance-EnterpriseProducts). In addition, follow the safety
precautions that are specific to this device.
Replace all battery modules at the same time with the same type of batteries originally installed in the battery
pack.

Battery care and storage guidelines

HP recommends the following care and storage practices:
•
Keep the area around the UPS clean and dust-free.
If the environment is very dusty, clean the outside of the UPS regularly with a vacuum cleaner.
•
Maintain the ambient temperature at 25°C (77°F).
•
If storing a UPS for an extended period, recharge the batteries every 6 months.
Connect the power unit to utility power.
a.
Allow the UPS to charge the batteries to 100% capacity.
b.
Update the battery recharge date label.
c.
CAUTION:
backup. Do not maintain an inventory of spare batteries on site unless a procedure to keep these
batteries charged while in storage is implemented.
Because of the short shelf life of the batteries, avoid storing a battery spare as a
Maintenance 80