01

Polígono industrial La DehesaC/ Dehesa Vieja,nº2 Nave 1628052 Madrid (Spain)Tel. (+34) 918 021 649Fax. (+34) 917 750 542info@masterbattery.es

• Thick plate with high Tin low Calcium alloy

• High Reliability and Good Quality

• High gas recombination efficiency

• High Power Density

• Long Service Life, in Float or Cyclic

www.masterbattery.es

UP-ST300-2

IEC 60896-21/22 JIS C8704

YD/T799 BS6290 part4

GB/T 19638 UL 1989

GENERAL FEATURES

• Solar Systems

• Power station

• Telecom systems

• Cable TV Systems

• UPS & EPS

• Renewable energy system

APPLICATIONS

2V (1 cells per unit)Design Floating Life @25°C 15 Years

Nominal Capacity @25°C (10 hour rate@30.0A,1.8V) 300Ah

Capacity @25°C318Ah264Ah

20 hour rate (15.9A,1.8V)5 hour rate (52.8A,1.75V)1 hour rate (192.3A,1.6V) 192.3Ah

Internal Resistance Full Charged Battery@25°C ≤0.65mΩ

Ambient TemperatureDischarge -20°C~50°C

-20°C~50°C-20°C~50°C

ChargeStorage

Max.Discharge Current@25°C 1500A(5s)

Capacity affected byTemperature

(10 hr Capacity )

40°C 105%25°C 100%0°C 85%

-15°C %

Self-Discharge@25°C per Month 3%

Charge (ConstantVoltage) @25°C

Standby Use Initial Charging Current Less than 45AVoltage 2.23-2.27V

Cycle UseInitial Charging Current Less than 45A

Voltage 2.33-2.37V

Nominal Voltage

TECHNICAL SPECIFICATIONS

COMPLIED STANDARDS

65

2V STATIONARY AGM

UP-AGM SERIES

UP-ST300-2

Polígono industrial La DehesaC/ Dehesa Vieja,nº2 Nave 1628052 Madrid (Spain)Tel. (+34) 918 021 649Fax. (+34) 917 750 542info@masterbattery.es

www.masterbattery.es

02

F.V/Time

1.60V

1.65V

1.70V

1.75V

1.80V

30min

318.9

302.1

293.4

280.5

270.3

DISCHARGE CONSTANT CURRENT PER CELL (AMPERES AT 25°C)

DISCHARGE CONSTANT POWER PER CELL (WATTS AT 25°C)

L

H

T

ength(mm) 171±1

Width (mm) 151±1

eight (mm) 330±1

otal Height (mm) 365±1

Weight (kg) 18.5±3%

DIMENSIONS & WEIGHT

ComponentPositive

plateNegative plate Container

&CoverSafety valve Terminal Separator Electrolyte Pillar

seal

Features

Thick highSn low Cagrid with

special paste

BalancedPb-Ca grid for

improvedrecombination

efficiency

ABS(UL94-V0optional)

FlameSi-Rubbeand

agingresistancer

FemaleCopperInsert

M8 (torque:10~12N.m)

Advanced AGMseparator forhigh pressure

cell design

Dilute highpurity sulphuric

acid

Twolayersepoxyresinseal

BATTERY CONSTRUCTION

Note: The above data are average values, and can be obtained within 3 charge/discharge cycles. These are not minimum values. Cell and battery designs/specifications are subject to modification without notice. Contact with Master Battery for the latest information.

45min

241.5

232.2

223.8

213.9

206.1

1h

192.3

186.0

180.9

174.3

168.3

2h

112.5

108.9

105.9

103.2

99.3

3h

85.8

83.1

81.0

79.2

76.8

4h

66.6

65.1

63.6

62.1

60.6

5h

55.8

54.9

53.7

52.8

51.6

6h

48.6

47.7

46.8

45.9

45.0

8h

39.0

38.7

38.1

37.8

36.6

10h

31.5

30.9

30.6

30.3

30.0

20h

16.65

16.50

16.32

16.17

15.90

F.V/Time

1.60V

1.65V

1.70V

1.75V

1.80V

30min

615.3

587.7

562.8

534.9

512.4

45min

458.7

443.1

429.0

411.9

398.1

1h

370.2

360.3

348.0

335.4

324.6

2h

213.3

207.6

202.8

198.0

191.4

3h

164.1

159.9

156.3

153.3

149.1

4h

127.8

125.4

123.0

120.3

117.6

5h

107.7

105.9

104.4

102.9

100.8

6h

93.9

92.4

91.2

89.7

88.2

8h

76.8

76.2

75.0

73.2

71.7

10h

61.5

60.9

60.3

59.7

59.4

20h

32.7

32.1

31.8

31.5

31.2

171 151

330

TerminalUnit: mm

M8

Φ20

57

57

6

6

www.masterbattery.es

Polígono industrial La DehesaC/ Dehesa Vieja,nº2 Nave 1628052 Madrid (Spain)Tel. (+34) 918 021 649Fax. (+34) 917 750 542info@masterbattery.es

03

PERFORMANCE CHARACTERISTICS

UP-ST300-2

Cha

rgin

gVo

lum

e

（%）

Cur

rent

（A）

Volta

ge

（V）

Charging time（hour）

Charging characteristics@25℃/77°F

0

20

40

60

80

100

120

0

0.02C

0.04C

0.06C

0.08C

0.10C

0.12C

0

2.50

2.40

2.30

2.20

2.10

2.00

4 8 12 16 20 24 28 32 36

After 50% DODAfter 100%DOD

charging volume

charging current

charging voltage

Charging voltage:2.25±0.01V/piece

Temperature effect on Design Service life

Life

yea

r

Temperature（°C）

Float charging voltage：2.25±0.01V

10 20 30 40 50 600

5

10

15

25

20

Cycle life vs.Depth of discharge@25°C/77°F

100%DOD

Cycle life（times）

Cap

acity

%

50%DOD 30%DOD

Discharge characteristics(@25℃/77°F)

0

Volta

ge （V）

1.70

1.40

1.50

1.60

1.80

1.90

2.00

2.10

2.20

51 10 20 30 60min

2 3 5 10 20h

0.05C0.10C0.17C0.25C0.55C

1C2C

Discharging time（hour）

40

80

Temperature effecton battery self-discharge

Res

idua

l cap

acity（

%）

100

120

60

20

0

Storage time（month）

0°C/32°F10°C/50°F

20°C/68°F

30°C/86°F40°C/104°F

2 4 6 8 10 12 14 16 18 20

Temperature effect on capacity

Cap

acity（

%）

Temperature（°C）-30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40

0

20

40

60

80

100

120

2.0CA

1.00CA0.55CA

0.20CA

0.10CA0.05CA