4 Maintenance and Inspection
4-1 Checking the battery
BU150R
61
4
4 Maintenance and Inspection
For cautions when maintaining the UPS, refer to "Caution (for maintenance)" shown in the
"Safety precautions" of the beginning of this manual.
4-1 Checking the battery
The lead battery used in the unit has a limited lifespan.
The life varies depending on your storage/use environment and backup frequency.
*The nearer the end of the life is, the more rapidly deterioration proceeds.
4-1-1 Battery life expectancy
Ambient
temperature
Battery life
expectancy
25
℃
5 years
30
℃
3.5 years
35
℃
2.5 years
40
℃
1.7 years
* Not a guaranteed performance
4-1-2 Self-diagnosis test
This test performs a failure diagnosis on the unit and performs a test to check for battery
deterioration.
Use the procedure below to check whether a circuit failure has occurred inside the unit and
whether battery replacement is required.
There are two, automatic testing and manual testing, in the self-diagnosis test as follows.
■
Automatic testing
The self-diagnosis test is automatically performed at the following timing in the state that
the UPS is connected to a commercial power source and the charge of the battery has
been completed.
User's operation to start the test is unnecessary.
・
When the "Power" switch is turned ON from OFF
・
Performed with one time per four weeks on the condition that the "Power" switch is ON
When charge of the battery is not completed, the self-diagnosis test is not performed
immediately.
* The automatic execution of a self-diagnostic test every four weeks can be turned
ON/OFF using the "Setting" switch 3.
Summary of Contents for BU150R
Page 22: ...2 Installation and connection 2 1 Installation BU150R 22 Incorrect Positions...
Page 92: ...7 How to use option cards 7 3 SNMP Web card BU150R 92 7 3 SNMP Web card LAN 10 100...
Page 102: ...10 References 10 2 Dimensions BU150R 102 Stand for vertical layput 200 200 70 50 70 50...
Page 103: ...10 References 10 2 Dimensions BU150R 103 10 Rubber feet 23 25 405 50 40 358 40 3...
Page 104: ...10 References 10 2 Dimensions BU150R 104 Using Ear brackets 44 5 22 0 13 5 455 25 465...