DC12-260H(12V260Ah)
Specification
Cells Per Unit 6
Voltage Per Unit 12
Capacity 260Ah@20hr-rate to 1.75V per cell @25℃
Weight Approx. 77.0 Kg (Tolerance±3.0%)
Internal Resistance Approx. 2.5 mΩ
Terminal F14(M8)
Max. Discharge Current 2600A (5 sec)
DC (Deep Cycle) series batteries provide
Design Life 12 years (floating charge)
superior high integrity and reliability. It is
Max. Charging Current 78.0 A specially designed for frequent cyclic charge
and discharging. By using strong grids, thick
C3 198.8AH
plate and specially active material are
C5 223.9AH
Reference Capacity designed for repeated deep-discharge
C10 247.6AH
applications. The DC series batteries offer
C20 260.0AH
30% more cyclic life than the standby series.
13.6 V~13.8 V @ 25℃ It is suitable for solar and wind renewable
Float Charging Voltage
Temperature Compensation: -3mV/℃/Cell energy storage, mobility and medical
14.6 V~14.8 V @ 25℃ equipment and cable TV etc.
Cycle Use Voltage Temperature Compensation: -4mV/℃/Cell
Discharge: -20℃~60℃
Operating Temperature Range Charge: 0℃~50℃
Storage: -20℃~60℃
Normal Operating Temperature Range 25℃±5℃
ISO 9001 ISO 14001 OHSAS 18001
RITAR Valve Regulated Lead Acid (VRLA) batteries can
be stored for up to 6 months at 25℃ and then recharging
Self Discharge is recommended. Monthly Self-discharge ratio is less
than 3% at 25℃.Please charged batteries before using.
Container Material A.B.S. UL94-HB, UL94-V0 Optional.
MH 28539
Dimensions
205
Φ18 Length 521±2mm (20.5 inches)
521 268
M8 Width 268±2mm (10.6 inches)
Height 220±2mm (8.66 inches)
5
Total Height 225±2mm (8.86 inches)
129
Terminal Value
225
220
M5 6~7 N*m
M6 8~10 N*m
M8 10~12 N*m
F14 Terminal
Unit: mm
Constant Current Discharge Characteristics : A(25 ℃)
F.V/Time 15MIN 30MIN 1HR 2HR 3HR 4HR 5HR 8HR 10HR 20HR
1.60V 465.0 283.1 157.9 94.04 73.25 57.46 48.88 31.35 26.00 13.47
1.65V 434.9 268.2 152.5 90.89 71.00 55.74 47.34 31.10 25.75 13.40
1.70V 408.9 254.3 147.6 88.47 68.00 54.02 46.06 30.61 25.26 13.23
1.75V 383.0 244.2 143.0 85.07 66.25 52.55 44.78 30.12 25.01 13.00
1.80V 350.8 235.2 136.6 82.16 65.00 51.32 44.20 29.62 24.76 12.87
1.85V 290.2 199.5 122.0 75.14 60.50 48.13 40.69 27.89 23.28 12.75
Constant Power Discharge Characteristics : WPC(25℃)
F.V/Time 15MIN 30MIN 1HR 2HR 3HR 4HR 5HR 8HR 10HR 20HR
1.60V 811.1 514.4 296.5 177.8 139.1 110.7 92.52 61.09 50.99 26.90
1.65V 788.7 502.4 291.4 173.0 135.6 108.0 90.02 60.61 50.50 26.66
1.70V 746.5 478.2 282.8 168.7 130.4 104.6 87.77 59.87 49.52 26.42
1.75V 704.6 461.5 275.0 162.7 127.2 102.2 85.77 58.90 49.03 25.94
1.80V 651.3 446.5 263.8 159.0 126.5 100.2 84.61 57.92 48.54 25.70
1.85V 547.2 383.0 236.9 146.4 118.0 94.29 78.26 54.74 45.84 25.46
(Note) The above characteristics data are average values obtained within three charge/discharge cycle not the minimum values.
The battery must be fully charged before the capacity test. The C 20 should reach 95% after the first cycle and 100% after the third cycle.
DC12-260H(12V260Ah)
Discharge Characteristics Curve Charge Characteristic Curve for Cycle Use(IU)
Temperature:25℃(77℉) Temperature:25℃(77℉)
(V/cell)
120 0.14 2.60
Charge Volume
2.16
Charge Voltage (VPC)
Charge Current (CA)
Terminal Voltage (v )
100 0.12 2.50
Charge Volume (%)
Charge Voltage
2.00
80 0.10 2.40
1.84
0.1C 0.05C
0.4C 0.2C 60 0.06 2.30
1.68 After 50% Discharge
0.55C
After 100% Discharge
3C 2C1C 40 0.04 2.20
1.52
1.36 20 0.02 2.10
Charge Current
0
1 2 4 6 8 10 20 40 60 2 4 6 8 10 20 0 0.00 2.00
min h 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28
Discharge Time Charging Time(h)
Cycle Life in Relation to Depth of Discharge Relationship Between Charging Voltage and Temperature
120 2.70
100
2.60
Charge Voltage (v )
Cycle use
80
2.43~2.47VPC@25℃
Capacity(%)
2.50
60
100% 50% 30%
DOD DOD DOD 2.40
40
2.30
20 Float charging
2.27~2.30VPC@25℃
2.20
0 -20 -10 0 10 20 30 40 50
300 600 900 1200 1500 1800 2100
Number of Cycles Temperature (℃)
Temperature Effects on Capacity Storage Characteristics
120 100
100 0℃
A
0 .0 5 C 80
Capacity (% )
Capacity (% )
80 0 .2 C A
60
10℃
60
20℃
1 .0 C A 40
40℃ 30℃
40
2 .0 C A
3 .0 C A 20
20
0 0
-20 -10 0 10 20 30 40 50 0 2 4 6 8 10 12 14 16 18 20 22 24
Temperature (℃) Storage Time(months)
Effect of Temperature on Long Term Life Relationship of OCV And State of Charge(20℃)
20 2.20
2.15
Battery Voltage (V)
Lift Expectancy (y ears)
16
2.10
2.05
12
2.00
8
1.95
1.90
4
1.85
0 1.80
0 10 20 30 40 50 0 10 20 30 40 50 60 70 80 90 100
Temperature(℃) State Of Capacity (%)
(Note) All above information shall be changed without prior notice, Ritar reserves the right to explain and update the latest information.
HENGYANG RITAR POWER CO.,LTD. Add: No.1 Huagong Road, Songmu Industrial Park, Shigu District, Hengyang, Hunan, China 421001
URL: www.ritarpower.com Tel: +86-734-8595528 Fax: +86-734-8595518 E-mail: sales@ritarpower.com Version 19B-0
