لوگوی شرکت پرسو
شماره تلفن پرسو
02183836
خانه 5 محصولات باتری باتری PEC 12-28 PEC 12-28

PEC 12-28 is a general purpose battery with 5 years floating design life , meet with IEC, JIS standard.With heavy duty grid, thickness plates, special additives, PEC series battery have long and reliable standby service life

Dimensions
Specification Maintenance
Capacity: 28Ah@20hr-rate to 1.75V per cell @25°C Float Charging Voltage:13.6 to 13.8 V@25°C
Voltage 12V Equalization and Cycle service voltage 14.6 to 14.8 V@25°C
Weight Approx. 9 Kg
Max. Discharge Current 280A (5 sec)
Internal Resistance Approx. 9mΩ Temp.compensate coefficient: -3mV/℃/cell
Operating Temperature Range Operation(maximum): -20 to 55°C Maximum charge current:8.4A
Operation(recommended) 20 to 30°C Every three months, recommend equalization
Storage: -20 to 40°C
Self Discharge less than 3%per month@25° C
Container Material A.B.S. (UL94-HB), Flammability resistance of UL94-V1
Constant Current Discharge Characteristics: A (25°C)
F.V/Time 5MIN 10MIN 15MIN 30MIN 1HR 2HR 3HR 4HR 5HR 8HR 10HR 20HR
9.60V 100.50 72.04 52.42 32.20 18.20 11.17 7.31 6.05 4.76 3.48 2.94 1.56
10.0V 97.84 68.54 51.34 31.67 18.12 11.09 7.28 6.02 4.73 3.45 2.91 1.53
10.2V 92.20 66.12 50.53 31.39 17.95 11.00 7.22 5.99 4.70 3.42 2.88 1.50
10.5V 82.79 61.02 48.12 30.60 17.78 10.92 7.20 5.94 4.65 3.39 2.86 1.47
10.8V 74.73 55.64 44.35 29.26 17.36 10.72 7.00 5.80 4.56 3.34 2.83 1.44
11.1V 65.05 49.73 39.78 27.41 16.49 10.25 6.69 5.52 4.37 3.20 2.74 1.36
Constant Power Discharge Characteristics: W(25°C)
F.V/Time 5MIN 10MIN 15MIN 30MIN 1HR 2HR 3HR 4HR 5HR 8HR 10HR 20HR
9.60V 1048 766 564 363 208 129 84 70 55 40 33 17
10.0V 1026 732 552 359 207 128 84 70 55 40 33 17
10.2V 969 707 545 355 206 127 84 69 55 40 33 17
10.5V 872 654 520 347 204 126 83 69 54 40 32 17
10.8V 785 593 477 331 199 124 81 67 53 39 32 17
11.1V 677 527 426 310 188 118 77 64 51 37 31 16
Capacity Factors at Different Temperature
-20˚C -10˚C 0˚C 5˚C 10˚C 20˚C 25˚C 30˚C 40˚C 45˚C
46% 66% 76% 83% 90% 98% 100% 103% 107% 109%
Effect of temperature on float life time
Storage characteristic
Charge characteristic Curve for standby use
Discharge characteristic Curve
Equalization charge method:
First charge the batteries, then charge the batteries with constant voltage of 2.45V/cell, the time of equalization charge is 24 hours@25°C