Narada 12REXC70 Operation Manual Download | Manualshive

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LEAD-CARBON BATTERY

OPERATION

MANUAL

Version

：

V1.0

NARADA POWER SOURCE CO., LTD

12REXC Series

Series

1
2
3
...
»

Summary of Contents for 12REXC70

Page 1: ...LEAD CARBON BATTERY OPERATION MANUAL Version V1 0 NARADA POWER SOURCE CO LTD 12REXC Series Series...

Page 2: ...d Carbon Working Principle 6 Chapter Two Technical characteristic 7 1 Discharge Curve and Discharge Data 7 2 Charge Curve 8 3 Internal Resistance and Short Circuit Current 8 Chapter Three Operation an...

Page 3: ...reat harms to environment and heath Please check local laws and regulations to get the validity handle ways or send the equipment to authorized service center The replacement of battery can only be do...

Page 4: ...erformance Reduce sulfation of the negative plate longer cycle life 1 1 Design life is above 20 years Grid alloy with special patented formula Special patented negative paste formula 4BS paste technol...

Page 5: ...vide up to 8 class shockproof Streamline and dime light battery outside looking design 2 Main applications Home energy storage system Hybrid energy system such as solar and wind energy Distributed ene...

Page 6: ...XC300 2 250 300 338 227 281 294 61 5 Lead Carbon Working Principle Fig 1 2 Lead carbon battery working principle sketch map It forms a new active center in negative electrode by adding active carbon t...

Page 7: ...e vent hydrogen over potential gassing on the negative plate which prevents generation of hydrogen Otherwise the oxygen generated from positive diffuses through separator to the negative and the oxyge...

Page 8: ...Internal Resistance and Short Circuit Current The internal resistance of the battery is a dynamic nonlinear parameter that is continuously changed along with the temperature and discharge state The i...

Page 9: ...mpensate Ratio With Floating Voltage mV cell 3 3 Temperature Compensate Ratio With Equalization Voltage mV cell 5 5 High Temperature Warning 35 35 Short circuit protection current A Please refer to ta...

Page 10: ...e Actual Capacity is the actual output capacity in certain discharge conditions which is equal to product of the discharge current and the discharge time the unit is AH The actual capacity is effected...

Page 11: ...in best conditions If the floating voltage is higher the floating current is also higher it will accelerate the corruption of grids and shorten the life of the battery If the floating voltage is lowe...

Page 12: ...Float Voltage V cell 15 2 350 2 275 20 2 325 2 260 25 2 300 2 245 30 2 275 2 230 35 2 250 2 215 40 2 225 2 200 3 2 Ambient temperature vs Battery Life The high temperature will damage the battery red...

Page 13: ...to test battery conductance and resistance data at different stage with same type instruments from same factory Conductance and resistance data is only a reference to judge whether battery is good Th...

Page 14: ...o change to equalization charge equalization voltage is recommended The charge time is 24 hours We can also setup the charge voltage according to different DOD different charge current shown in figure...

Page 15: ...At the last one hour before finishing test the battery voltage one by one the battery which voltage is below 2 16V cell should be dealt with the method in chapter 3 3 if that battery can not accord w...

Page 16: ...e when another necessary supplementary charge should be made The quality certificates of 12REXC series batteries record the latest charge time of the batteries next charge time can be calculated accor...

Page 17: ...he end voltage is also an important parameter for battery The battery shall stop discharge when reach a certain voltage The normal end voltage is 1 8Vpc for 10 hours rated If the end voltage is too lo...

Page 18: ...1 0 18 Annex 1 VRLA Battery Regular Maintenance Record Type Place Status Number of battery Total Voltage V Current A Temperature No Voltage V No Voltage V 1 13 2 14 3 15 4 16 5 17 6 18 7 19 8 20 9 21...

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