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Alpha AlphaCell SMU-HR 12-100, Technical Manual

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AlphaCell

TM

 SMU-HR Series Batteries

Technical Manual

Effective: July 2010

Summary of Contents for AlphaCell SMU-HR 12-100

Page 1: ...AlphaCellTM SMU HR Series Batteries Technical Manual Effective July 2010...

Page 2: ......

Page 3: ...s manual are for illustrative purposes only These photographs may not match your installation NOTE Operator is cautioned to review the drawings and illustrations contained in this manual before procee...

Page 4: ...rature and Battery Life 10 1 6 Internal Resistance and Short circuit Current 10 2 0 Charging Procedures 11 2 1 Float Charge 11 2 2 Recharge Following Discharge 12 3 0 Storage 13 4 0 Maintenance 15 4 1...

Page 5: ...Current Limit 13 Fig 3 1 Capacity vs Storage Time 14 Fig 4 1 VRLA Battery Regular Maintenance Record 16 Table 1 1 General Electrical and Mechanical Specifications by Model 8 Table 1 2 Internal Resista...

Page 6: ...this product the following symbols have been placed throughout this manual Where these symbols appear use extra care and attention The use of ATTENTION is only for specific regulatory code requirement...

Page 7: ...type and rating Never install old or untested batteries Do not charge batteries in a sealed container Each individual battery should have at least 0 5 inches of space between it and all surrounding su...

Page 8: ...asy terminal access for installation and maintenance and can be upright side or end mounted The SMU HR series includes eight models to make it easier to install and maintain the batteries 1 1 Features...

Page 9: ...ttery The utilization ratio is influenced by the depth of discharge the structure of the battery and the manufacturing technology During normal usage the factors that influence the actual capacity are...

Page 10: ...k for shorted cells improperly set voltages filter cleaning on ventilation systems etc 1 6 Internal Resistance and Short circuit Current The internal resistance of the battery is affected by temperatu...

Page 11: ...t value 1 Maintain the pre set voltage and decrease the current until a minimum defined value is 2 reached Complete the recharge at a final constant voltage value equal to or less than that defined fo...

Page 12: ...7Vpc at 68F 20C see Table 2 1 and a maximum charge current of 0 25 C8 amperes Fast Charge If it is necessary to reduce the recharge time charge with a maximum voltage of 2 4Vpc at 68F 20C and a maximu...

Page 13: ...lf discharge is about 23 per month at 77F 25C During prolonged storage it is necessary to boost charge the battery at least every 6 months to maintain a fully charged condition of the battery see Sect...

Page 14: ...an ambient temperature of 32 F to 95 F 0 C to 35 C It is important to track open circuit voltage which is related to the density of the electrolyte If the open circuit voltage is lower than 12 6V blo...

Page 15: ...m Quarterly Maintenance Measure and record the floating voltage of every on line battery If the voltage of more than two cells is less than 13 0V after temperature adjustment discharge the battery and...

Page 16: ...A Battery Regular Maintenance Record No Voltage V No Voltage V 1 13 2 14 3 15 4 16 5 17 6 18 7 19 8 20 9 21 10 22 11 23 12 24 Visual check Type Place Test Status Qty Total Voltage V Room Temperature C...

Page 17: ...7 35 8 14 7 9 50 4 75 2 60 5 1 Discharge Data with Constant Current Amperage values for each battery model as a function of time and voltage 77 F 25 C 5 0 Discharge Specifications SMU HR 12 9 End volt...

Page 18: ...276 193 142 80 2 55 8 23 9 15 5 9 20 4 65 1 85V 244 184 128 73 9 52 0 23 1 14 5 9 07 4 52 SMU HR 12 100 End voltage 5Min 10Min 15Min 30Min 1h 3h 5h 10h 20h 1 60V 320 218 180 114 75 0 30 0 19 1 10 0 5...

Page 19: ...2 06 1 85V 118 89 5 62 0 36 3 21 8 9 41 5 89 4 05 2 03 5 2 Discharge Data with Constant Power Wattage values for each battery model as a function of time and voltage with constant Watts per cell 77 F...

Page 20: ...538 390 283 160 107 44 7 28 0 18 9 9 32 1 85V 488 370 256 150 100 43 3 27 1 18 6 8 95 SMU HR 12 100 End voltage 5Min 10Min 15Min 30Min 1h 3h 5h 10h 20h 1 60V 740 518 405 254 154 58 0 43 3 23 7 10 5 1...

Page 21: ...Forms 6 1 Discharge Recording Form Cell Inital Voltage Cell Voltage at Time Period End 15min 30min 1hr 2hr 3hr 4hr 4 30hr 5 hr Model of Battery Date Battery Bank No Room Temperature Charging Current T...

Page 22: ......

Page 23: ...s Stortford Hertfordshire CM22 7PA United Kingdom Tel 44 1279 501110 Fax 44 1279 659870 Alphatec Ltd 339 St Andrews St Suite 101 Andrea Chambers P O Box 56468 3307 Limassol Cyprus Tel 357 25 375 675...

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