Operation Guide > PowerSafe
®
PV Bloc <
6
1.6 Products Covered by this Guide
Nominal
Capacity (Ah)
Nominal Dimensions
Type
Nominal
Voltage (V)
10 hr rate
to
1.80Vpc
@20°C
120 hr rate
to
1.85Vpc
@25°C
Length
mm in
Width
mm in
Height
mm in
Typical
Weight
kg lbs
Short
Circuit
Current (A)
Internal
Resistance
(m
Ω
)
12 PVB 70
12
57
70
277
10.9 175
6.9
189
7.4
21.0
46.0
1517
8.07
12 PVB 91
12
75
91
354
13.9 175
6.9
189
7.4
25.0
55.1
1700
7.29
12PVB 121
12
109
121
344
13.5 172
6.8
276
10.9
38.0
83.7
1865
6.62
6 PVB 225
6
195
225
244
9.6
190 10.6
270
10.6
31.0
68.3
2048
3.11
Notes: The electrical values shown in the table relate to perfomance from a fully charged condition at ambient temperature of +25°C.
Height shown is overall height, including connectors and shrouds.
2 CYCLIC OPERATION
2.1 Cyclic Performance
The graph below shows cycling capability of PowerSafe
®
PV Bloc products:
PowerSafe
®
PV block Cycle Life
Number of Cycles versus Depth of Discharge
0
200
400
600
800
1000
1200
1400
1600
1800
2000
2200
2400
2600
2800
10
20
30
40
50
60
70
80
Depth of Discharge (%) @ 25°C
Number of Cycles
