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÷55
|
|
Storage
|
-10÷50
|
|
Cycle mode (2,35÷2,4 V/cell):
|
|
|
Maximum discharge current
|
550 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
|
180
|
129
|
99,4
|
59,2
|
42,8
|
35,1
|
14,6
|
9,82
|
5,70
|
|
1.65V
|
170
|
124
|
95,4
|
57,4
|
41,6
|
34,2
|
14,2
|
9,57
|
5,65
|
|
1.70V
|
156
|
115
|
90,6
|
55,6
|
40,4
|
33,3
|
13,9
|
9,40
|
5,60
|
|
1.75V
|
144
|
106
|
85,8
|
53,8
|
39,2
|
32,5
|
13,6
|
9,23
|
5,55
|
|
1.80V
|
134
|
99,8
|
79,5
|
51,9
|
38,1
|
31,7
|
13,3
|
9,06
|
5,50
|
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
|
327
|
238
|
185
|
111
|
82,0
|
68,9
|
29,1
|
18,8
|
10,8
|
|
1.65V
|
309
|
225
|
177
|
109
|
80,4
|
67,3
|
28,5
|
18,6
|
10,8
|
|
1.70V
|
286
|
213
|
169
|
107
|
78,8
|
65,8
|
27,9
|
18,2
|
10,8
|
|
1.75V
|
263
|
200
|
162
|
105
|
77,2
|
64,3
|
27,3
|
18,0
|
10,8
|
|
1.80V
|
256
|
186
|
154
|
104
|
75,8
|
62,6
|
26,7
|
17,9
|
10,8
|
