Alpha Technologies XM3-HP Series - Technical Manual - Manual (Page 101)

101 017-882-B0-001 Rev. C2 (10/2013)
4.0
Maintenance
4.4 Battery Maintenance, continued
4.4.6 Periodic Maintenance Tasks, continued
4.0 Maintenance, continued
4.4.6.2 On-Site Battery Preventive Maintenance
Required Equipment
• True RMS Volt Meter with DC Amp Clamp
• Midtronics Conductance Battery Tester
Fig. 4-6, Flow Chart for Preventive Maintenance
Yes
No
Yes
Yes
No
Replace the individual failed battery with
a battery that is within +/- .3 Volts of the string average.
Battery String
Float Current
>0.5A
Log each battery’s
conductance and
voltage
Disconnect
Batteries
Record Information
on Site Visit Record
Monitor as per PM
Program
Site Visit
Battery
Refurbishment
Plan
Return battery to
warehouse
Remote Status
Monitoring
Procedure
Ensure Power
Supply is in Float
Mode
Battery
> 0.5V
from the average
string voltage
No
Does the individual battery pass
the Evaluation Procedure #1
outlined in Section 3.4?
(see page 18)
Replace the string