Program 420: Maintenance Nicd Battery (Manufacturer Independent) - Nortec UL60 Operation Manual

9 Tabular overview of the program procedures
9.5.6

Program 420: Maintenance NiCd battery (manufacturer independent)

20: NiCd battery (manufacturer independent)
select Batteryprocessing:

P4: Maintenance
Enter:
Number of cells

 Rated capacity
Step 1:
Discharging with C for 6 minutes.
1
Step 2:
Charging with C until the charging voltage of 1.55 V × number of cells is reached.
1
Step 3:
Topping charge C for 1.5 hours.
10
Step 4:
Discharging with C to 1 V for each cell. The here detected capacity will be used to ascertain the ef-
1
fective capacity.
Step 5:
Charging with C until a charging voltage of 1.55 V × number of cells is reached.
1
Step 6:
Topping charge C for 1,5 hours.
5
In case no automatic cell tester is connected:
15 minutes before the end of the topping charge a signal requests for measurement of
single cells voltages and to control the electrolyte level.
Otherwise:
15 minutes before the end of topping charge you are asked to control the electrolyte level.
End of program
Display battery evaluation:
C>80%:BATTERY IS OK
or
C<80%:BATTERY WITH RECORD TAKE DISCHARGED BATTERY OUT OF SERVICE
Time monitoring:
Charging maximum 72 minutes; capacity maximum 1.7 × C
Voltage monitoring:
Voltage decreased 30 mV/cell (minimum 50 mV) during charging error message:
minus delta U detected.
92

Maintenance
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