Samlexpower SEC-1280UL Guide D'utilisation page 10

SECTION 4 |
Stage 1
"Bulk Stage"
14.4V
15
14
13.5V
13
12
11
10 A1
100
9
80A
8
80
7
A2
6
60
5
4
40
3
(i) 4-Hr/ 8-Hr Timer runs out (Section 7.5) OR,
2
20
(ii) Current reduces to 10% of Bulk Stage
1
Current i.e. 8A+/-0.5A
10 0
AMPS VOLTS
NOTE: Please see "NOTES" for Fig 4.2
Stage 1
"Bulk Stage"
28.8V
30
28
27V
26
24
22
20 A1
50
18
40A
16
40
14
A2
12
30
10
8
20
6
(i) 4-Hr/ 8-Hr Timer runs out (Section 7.5) OR,
4
10
(ii) Current reduces to 10% of Bulk Stage
2
Current i.e. 4A+/-0.5A
0
0
AMPS VOLTS
NOTE: Please see "NOTES" for Fig 4.2
10 | SAMLEX AMERICA INC.
Principles of Operation
Stage 2 "Absorption Stage"
Level
1
Start of Absorption Stage (See Section 4.3.2) and
Absorption Stage Timer (See Section 7.5)
B1 C1
B2 C2
80% of
64A
current
capacity
of charger
(64 Amps)
Time, Hours
Figure 4.1 Charging Curve - SEC-1280UL
Stage 2 "Absorption Stage"
Level
1
Start of Absorption Stage (See Section 4.3.2) and
Absorption Stage Timer (See Section 7.5)
B1 C1
B2 C2
32A
80% of
current
capacity
of charger
(32A)
Time, Hours
Fig. 4.2 Charging Curve for SEC-2440UL
Level
2
Voltage
D1
curve
E1
D2
Voltage Curve shows voltage
at the Output Connectors
(Battery Connected)
Current Curve shows output
current
Current curve
E2
Level
2
Voltage
D1
curve
D2
Voltage Curve shows voltage
at the Output Connectors
(Battery Connected)
Current Curve shows output
current
Current curve
Stage 3
"Float Stage"
Stage 3
"Float Stage"
E1
E2