RT 1290

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RT 1290
RT 1290
(12V9.0Ah)
RT 1290 is a general purpose battery with 5 years floating
design life , meet with IEC, JIS standard .With heavy duty
grid, thickness plates, special additives, RT series
battery have long and reliable standby service life.
Specification
Cells Per Unit
6
Voltage Per Unit
12
Capacity
[email protected] to 1.75V per cell @25 oC
Weight
Approx. 2.55Kg
Max. Discharge Current
90 A (5 sec)
Internal Resistance
Approx. 18 mΩ
Operating Temperature Range
Discharge: -20 C ~60 C
Charge: 0 oC~50 oC
Storage: -20 oC~60 oC
Normal Operating Temperature Range
25 oC±5 oC
Float charging Voltage
13.7 to 13.9 VDC/unit Average at 25 oC
Recommended Maximum Charging
Current Limit
2.7 A
Equalization and Cycle Service
14.6 to 14.8 VDC/unit Average at 25 oC
Self Discharge
RITAR batteries can be stored for more than 6 months
at 25 oC. Self-discharge ratio less than 3% per month
at 25 oC. Please charge batteries before using.
Terminal
Faston Tab 187(F1)/Faston tab 250(F2)
Constainer Material
A.B.S. (UL94-HB) , Flammability resistance of UL94-V2
can be available upon request.
o
o
Dimensions
Unit: mm
Dimension: 151(L)×65(W)×100(H)
F1
Constant Current Discharge Characteristics : A(25 oC)
F.V/Time
5MIN
10MIN
15MIN
30MIN
1HR
2HR
3HR
4HR
5HR
8HR
10HR
20HR
9 .60V
35 .550
23.7 60
18.270
10.5 57
6.2460
3 .2557
2.3040
1.8900
1.5 666
1.0391
0.89 96
0.5049
1 0.0V
34 .266
22.8 35
17.684
10.3 95
6.2100
3 .2322
2.2950
1.8810
1.5 574
1.0350
0.89 05
0.4865
1 0.2V
32 .414
22.1 29
17.278
10.3 14
6.1650
3 .2243
2.2860
1.8720
1.5 481
1.0309
0.88 13
0.4774
1 0.5V
29 .282
20.7 09
16.379
10.0 80
6.0750
3 .1852
2.2770
1.8630
1.5 388
1.0267
0.87 21
0.4590
1 0.8V
26 .151
19.2 98
15.470
9.83 70
5.9850
3 .1304
2.2590
1.8540
1.5 296
1.0226
0.85 37
0.4406
1 1.1V
23 .047
17.8 78
14.571
9.59 40
5.9040
3 .0835
2.2410
1.8450
1.5 203
1.0184
0.84 46
0.4315
Constant Power Discharge Characteristics : W(25 oC)
5MIN
F.V/Time
9 .60V
10MIN
252.72
3HR
4HR
5HR
8HR
205.36
30MIN
126.68
2HR
38 8.80
74.898
3 9.021
27.594
22 .572
22.081
12 .494
10HR
10.6 35
20HR
5.9449
1 0.0V
37 8.68
252.45
202.41
124.63
74.682
3 8.786
27.540
22 .518
21.914
12 .394
10.5 26
5.7267
1 0.2V
37 1.10
244.88
197.77
123.82
74.520
3 8.692
27.486
22 .518
21.859
12 .377
10.4 17
5.6176
1 0.5V
33 5.35
234.78
187.47
120.85
73.278
3 8.082
27.324
22 .356
21.803
12 .343
10.3 08
5.3995
1 0.8V
29 9.56
219.63
177.12
117.99
72.036
3 7.565
27.108
22 .194
21.747
12 .293
10.1 44
5.2358
1 1.1V
26 3.81
204.48
166.82
115.13
70.794
3 7.002
26.892
22 .032
21.692
12 .293
9.98 08
5.0722
15MIN
All mentioned values are average values.
1HR
12V9.0Ah
RT 1290
Storage characteristic
10
100
8
Capacity (%)
6
Life Expectancy (years)
Supplementary charge required
(Carry out supplementary charge
before use if 100% capacity is
requires)
0℃
4
2
80
10℃
Supplementary charge required
before use.
This supplementary charge will help
to recover the capacity and should
be made as early as possible.
60
20℃
40
30℃
40℃
Supplementary charge may often
fail to recover the capacity.
The battery should never be left
standing till this state is reached
20
0
0
10
20
30
40
4
2
50
6
8
Storage Time (months)
Battery Temperature (℃)
Charge characteristic Curve for standby use
15
7.5
Discharge characteristic Curve
5.0
120
0.24
100
0.20
13
6.5
4.3
12
6.0
4.0
11
5.5
3.7
10
5.0
3.3
Chcrge Voltage
80
① Discharge
100%(0.05CA×20h)
50%(0.05CA×10h)
② Charge
Chcrge Voltage2.275V/C
Charge Current0.1CA
③ Temperature 25℃
60
40
0.16
0.12
0.08
Terminal Voltage (V)
4.7
Charge Current (CA)
7.0
Charge Volume (%)
Charge Voltage(V)
Chcrge Volume
14
Supplementary charge and storage
guidelines
10 12 14 16 18 20 22 24
13
6.5
4.3
12
6.0
4.0
11
5.5
3.7
0.05C
10
5.0
3.3
9
4.5
3.0
0.62C
1C
3C
20
0.04
0
0
0.093C
0.16C
0.35C
Charge Current
9
4.5
3.0
0
2
4
6
8
0.6
1.2
3
6
12
30
1
2
Charge Time(h)
5
10
20
24
Hr
min
10 12 14 16 18 20 24 28
Discharge Time
Capacity Factors With Different Temperature
Battery Type
-20℃
-10℃
0℃
5℃
10℃
20℃
25℃
30℃
40℃
45℃
GEL
6V&12V
Battery
2V
50%
70%
83%
85%
90%
98%
100%
102%
104%
105%
60%
75%
85%
88%
92%
99%
100%
103%
105%
106%
AGM
6V&12V
Battery
2V
46%
66%
76%
83%
90%
98%
100%
103%
107%
109%
55%
70%
80%
85%
92%
99%
100%
104%
108%
110%
Maintenance & Cautions
Discharge Current VS. Discharge Voltage
Final Discharge
Voltage V/cell
1.75V
Discharge
Current (A)
(A)≤0.2C
1.60V
1.70V
Float Service:
※ Every month, recommend inspection every battery voltage.
0.2C<(A)<1.0C
(A)≥1.0C
Charge the batteries at least once every six months,
if they are stored at 25 oC.
Charging Method:
Equalization charge method:
Discharge: 100% rate capacity discharge.
Charge: Max. current 0.3CA, constant voltage 2.4-2.45V/Cell charge 24h.
Constant Voltage
-0.2Cx2h+2.4~2.45V/Cellx24h,Max. Current 0.3CA
Constant Current
-0.2Cx2h+0.1CAx12h
Fast
-0.2Cx2h+0.3CAx4.0h
SHEN ZHEN RITAR POWER CO.,LTD.
URL:www.ritarpower.com
※ Every three months, recommend equalization charge for one time.
※ Effect of temperature on float charge voltage: -3mV/℃/Cell.
※ Length of service life will be directly affected by the number of discharge
.
cycles, depth of discharge, ambient temperature and charging voltage.
Address: Rm405,Tower C, Huahan Building,Langshan Rd16, Nanshan District, ShenZhen, 518057, China
Tel:+86-755-33981668 Fax:86-755-8347-5180
2008 - Version 1

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