Sealed maintenance-free lead-acid batteries series DTM L ASTERION brand are manufactured by AGM technology (electrolyte absorbed in glass fiber separators) and equipped with VRLA valves. Series DTM L refers to a Long-Life series with a servicelife up to 12 years. Due to a wide range of batteries and their high performance, are recommended for use in a variety of uninterruptible power supply systems, including exacting electrical appliances (submersible and circulation pumps, boilers of heating systems), emergency power supply and other electrical devices.
Battery construction
|
Element
|
Positive plate
|
Negative plate
|
Case | Lid
|
Valve
|
Terminal
|
Separator
|
Electrolyte
|
|
Material
|
Lead dioxide
|
Lead
|
ABS
|
Rubber
|
Copper
|
Fiberglass
|
Acid
|
Performance & characteristics:
- AGM technology allows to recombinate 99% of the generated gas;
- No restrictions on air transportation;
- Compliance with the UL requirements;
- Lead plates, alloyed by calcium, provide high energy density;
- Maintenance-free. Do not require distillate topping;
- Long service life;
- The battery case is made of flame-retardant ABS plastic.
Application:
- Uninterruptable power supply
- Back up power supply
- Medical devices
- Wheelchair
- Space-heating system
- Renewable energy systems
Operating temperature range
|
Discharge
|
-20÷60
|
|
Charge
|
-10÷60
|
|
Storage
|
-20÷60
|
|
Cycle mode (2,35÷2,4 V/cell):
|
|
|
Maximum discharge current
|
900 А
|
|
Temperature correction factor
|
30 mV/°С
|
|
Standby mode (2,25÷2,3 V/cell):
|
|
|
Temperature correction factor
|
20 mV/°С
|
Discharge Constant Current, A ( 25°С)
|
V/cell
|
5 min
|
10 min
|
15 min
|
30 min
|
45 min
|
1 h
|
3 h
|
5 h
|
10 h
|
|
1.60V
|
296
|
212
|
173
|
102
|
75,9
|
63,1
|
26,8
|
18,3
|
10,8
|
|
1.65V
|
281
|
205
|
166
|
98,1
|
74,3
|
59,5
|
26,6
|
17,6
|
10,6
|
|
1.70V
|
251
|
185
|
153
|
90,6
|
68,9
|
58,9
|
26,2
|
17,3
|
10,5
|
|
1.75V
|
234
|
173
|
143
|
87,7
|
67,3
|
57,6
|
25,9
|
16,8
|
10,3
|
|
1.80V
|
217
|
162
|
134
|
85,9
|
66,0
|
54,7
|
24,3
|
16,5
|
10,0
|
Discharge Constant Power, W/cell ( 25°С)
|
V/cell
|
5 min
|
10 min
|
15 min
|
30 min
|
45 min
|
1 h
|
3 h
|
5 h
|
10 h
|
|
1.60V
|
542
|
384
|
326
|
193
|
143
|
116
|
49,7
|
35,2
|
20,5
|
|
1.65V
|
515
|
381
|
312
|
186
|
140
|
110
|
49,6
|
34,1
|
20,3
|
|
1.70V
|
477
|
354
|
297
|
173
|
131
|
109
|
48,9
|
33,7
|
20,2
|
|
1.75V
|
452
|
341
|
285
|
169
|
128
|
108
|
48,8
|
33,0
|
20,1
|
|
1.80V
|
439
|
329
|
274
|
166
|
127
|
103
|
45,9
|
32,5
|
19,2
|
