Annexure-2c

Hourly bank voltage & current recorded in Battery Charger panel during the recharging after the discharge cycle

Time Elapsed
Date Amps Volts Remarks
(Hrs.) Time
22:00 0 Hr. 116.30 209.0 Start of Recharging
22.10.2021 23:00 1 Hr. 114.20 225.4
24:00 2 Hrs. 116.90 227.8
1:00 3 Hrs. 114.7 230.6
2:00 4 Hrs. 115.2 234.3
3:00 5 Hrs. 116.0 238.0 Auto BOOST Charging
4:00 6 Hrs. 115.9 241.8
5:00 7 Hrs. 77.6 242.9
6:00 8 Hrs. 53.6 243.1
7:00 9 Hrs. 38.3 243.0
8:00 10 Hrs. 13.7 238.3 Auto Float Charging Changeover
9:00 11 Hrs. 12.1 237.6
10:00 12 Hrs. 10.7 237.7
11:00 13 Hrs. 9.3 237.7
23.10.2021 12:00 14 Hrs. 8.3 237.7
13:00 15 Hrs. 7.2 237.8
14:00 16 Hrs. 6.5 237.8
15:00 17 Hrs. 6.0 237.9
Auto FLOAT Charging
16:00 18 Hrs. 5.4 237.9
17:00 19 Hrs. 4.9 237.9
18:00 20 hrs. 4.4 237.9
19:00 21 Hrs. 4.1 237.9
20:00 22 Hrs. 3.8 238.0
21:00 23 Hrs. 3.6 238.0
22:00 24 Hrs. 3.4 238.0
23:00 25 Hrs. 3.2 238.0 End of Recharging
Annexure-2c

Battery Charging Current & Bank Voltage 'vs' Elapsed ChargingTime

140 250
Auto BOOST Charging Auto FLOAT Charging
245
120
240
100
Charging Current (A)

235

Bank Voltage (V)

80 230

60 225

Auto FLOAT Charging 220

40 Changeover
215
20
210

0 205
0 Hr.

1 Hr.

2 Hrs.

3 Hrs.

4 Hrs.

5 Hrs.

6 Hrs.

7 Hrs.

8 Hrs.

9 Hrs.

10 Hrs.

11 Hrs.

12 Hrs.

13 Hrs.

14 Hrs.

15 Hrs.

16 Hrs.

17 Hrs.

18 Hrs.

19 Hrs.

21 Hrs.

22 Hrs.

23 Hrs.

24 Hrs.

25 Hrs.
20 hrs.
22:00 23:00 00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
22.10.2021 23.10.2021

Charging Date/Time/Hrs
Charging Current (A) Bank Voltage (V)

Figure 1: Plot of battery charging current (A) & bank voltage (V) ‘vs’ charging time