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Drypower IFM12-200E3, User Manual, Page: 14 / 24

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Drypower IFM12-200E3 User Manual Download Page 14

Prepared date

 

 

Approved date

 

  

File number

 

S230XLP03 

Page

14/24

Version

A

7.2 Battery characteristics (for reference only)

 

Figure 7 Discharge characteristic for 12V LiFePO4 battery(if applicable)

 

Figure 8 Life cycle characteristic for 12V LiFePO4 battery

12V Smart Battery

User Guide

Summary of Contents for IFM12-200E3

Page 1: ...Approved date File number S230XLP03 Page 1 24 Version A Please read all contents of this user s guide prior to use the battery Drypower Lithium Iron Phosphate 12V Smart Battery User Guide 12V Smart Battery User Guide ...

Page 2: ...llation 6 5 Charging The Batteries 9 6 Discharging The Batteries 11 7 Battery performance 12 8 Integrated Protection 16 9 Trouble Shooting 17 10 Tips For Optimizing Performance 21 11 Maintenance And Storage 21 12 Transportation And Shipping 22 13 Battery Overheating 22 14 Disposal Of Batteries 23 15 Use In Life Support Applications 24 12V Smart Battery User Guide ...

Page 3: ...ury or fire Keep all original packaging International law dictates that the batteries are shipped under UN 3480 Class 9 rules for hazardous goods dangerous materials Burn Hazard Abusive operation of the battery e g overcharge crush puncture excessive heat or moisture may produce smoke In such an event ventilate the area Extinguish any flames with copious amounts of water use a carbon dioxide dry p...

Page 4: ...y may require recycling in accordance with local laws Regardless recycling is encouraged Contact local regulatory authorities for more information DO NOT include battery with lead acid battery recycling DO NOT dispose of battery in the trash Shock Hazard Labels may be located on or inside the equipment to alert people that dangerous voltage may be present Burn Hazard Labels may be located on or in...

Page 5: ...on Breaking the lid and exposing the circuit boards and battery assemblies Punching or otherwise physically damaging the battery casing circuit boards battery cells or any other part of the battery mechanism Operating the battery in an environment where the temperature is higher than 50 122 F If you believe that in the course of using the Drypower battery you will conflict with any of the above li...

Page 6: ...peripherals Turn off power to the device prior to installation of the battery 4 1 Tips Do not install batteries above heat generating equipment Ensure that all batteries are at same state of charge prior to connecting together Contact your place of purchase for suggestions on how to perform this task Use flexible insulated copper cables like welding cable or equivalent bus bar for serial or parall...

Page 7: ...pacity 12V battery For example do not connect IFM12 90E3 12 8V9 0Ah to a lead acid 12V7Ah or IFM12 200E3 12 8V20Ah battery 4 3 1 Series Installation Batteries are configured in a series when increased voltage is needed As shown below three batteries are connected with jumpers For example assume these are 12V batteries Connecting them in this configuration results in added voltage to yield 24V but ...

Page 8: ...his float should be held for at least 24 hours to allow the batteries in the system to fully balance 4 We strongly recommend to charge each battery alone before use 5 To recharge the group repeat the process starting at step 3 This will ensure that all cells are once again properly balanced in preparation for the next discharge 4 3 3 Parallel Series Installation As shown in figure 5 a combination ...

Page 9: ... connected in series by the maximum recommended charge voltage of a single battery 14 6V as shown in Equation 1 Eq 1 Number of batteries in series x Recommended Maximum Charge Voltage battery Charge Voltage String To prevent damage to 12V batteries connected in series from a current inrush during charging ensure that the difference between battery system voltage and charger voltage is never greate...

Page 10: ...ecays to almost zero This charges the batteries to 100 state of charge SOC Refer to figure 6 for an illustration Figure 6 Battery Voltage and Current During Recharge 5 2 Relationship Between Charge Limits and Temperature Due to the chemistry of LiFePO4 cells the batteries cannot accept as much charge current at lower temperatures without risking permanent loss of capacity As the cells temperature ...

Page 11: ...ltiplying the number of batteries connected in series by the charge voltage of a single battery 14 6 V Charge the battery system at its maximum continuous charge current until you reach its maximum recommended charge voltage Apply a constant voltage hold at the maximum recommended charge voltage until the total charge time reaches the fast charge time Do not attempt a fast charge outside the recom...

Page 12: ...0 V as shown in equation 5 Eq 5 Number of batteries in series x 10 V Cut off Voltage battery system You can discharge the battery system at greater than the maximum continuous discharge current in short pulses see specification please as long as individual battery do not exceed 65 During pulse discharges the battery system voltage can safely fall below the recommended discharge cut off voltage Alt...

Page 13: ...0 Operating humidity 60 25 R H Fuel Gauge 4 LEDs 5 LEDs Over temperature protection 65 5ºC Discharge 60 5ºC Charge Short Circuit protection Will recover after removal of short Pre charge Start 2 0V cell finish 2 4V cell Communication protocol SMbus Communication port Additional protection One 30A user replaceable fuse Two 30A replaceable fuses Shipping classification UN 3480 Class 9 Non restricted...

Page 14: ...r S230XLP03 Page 14 24 Version A 7 2 Battery characteristics for reference only Figure 7 Discharge characteristic for 12V LiFePO4 battery if applicable Figure 8 Life cycle characteristic for 12V LiFePO4 battery 12V Smart Battery User Guide ...

Page 15: ...ed date Approved date File number S230XLP03 Page 15 24 Version A Figure 9 Discharge characteristic for 12V LiFePO4 battery Figure 10 Charge characteristic for 12V LiFePO4 battery 12V Smart Battery User Guide ...

Page 16: ... voltage falls below 3 6V Under voltage protection creates an open circuit removing voltage from the terminals With a lead acid battery finding no voltage at the terminals often indicates the battery has reached the end of its life With the smart battery no voltage at the terminals typically means the cellblock protection circuitry has interrupted current to protect the battery Simply connect the ...

Page 17: ...e low impedance of the battery creating a current inrush Solution Reset the charger and try again 9 2 Terminal Voltage Absent or Low Problem Using a multi meter to check terminal voltage shows the terminal voltage is low Possible causes for this problem are Blown fuse The voltage of a cellblock within the battery dropped below 2 4V causing the microprocessor to enable under voltage protection The ...

Page 18: ...g is appropriate for your application 3 Connect the battery to a charger to wake the battery and recover terminal voltage Depending on the battery s voltage and state of balance it may take up to 48 hours to completely charge and balance the battery Figure 11 Terminal Voltage Low or Absent Troubleshooting Flow Chart 12V Smart Battery User Guide ...

Page 19: ...balance the battery pack s cells 2 Replace the battery 9 4 Battery Current Disappears when Charging Problem Battery current disappears when charging Possible causes for this problem are The battery overheated enabling over temperature protection The battery is out of balance Charger voltage is too high Solution To resolve situations where current disappears when charging 1 Allow the battery to coo...

Page 20: ...e situations where the battery s 30 A fuse blows frequently 1 Ensure you are using a fuse that meets the fuse specifications detailed in User Replaceable Fuse on page 16 2 Verify correct polarity on all connections 3 Do not exceed maximum current specifications while charging or discharging the battery 9 6 Voltage Drops Abruptly Problem Battery voltage appears constant then drops abruptly Solution...

Page 21: ...ry case If the battery case is found to have dents discoloration or appears to be damaged in any way DISCONTINUE USE IMMEDIATELY Please contact your place of purchase for assistance with evaluating the product for continued usability 11 2 Voltage Checking The voltage of the battery can be monitored during normal operation or as part of standard tests performed periodically to assess the health of ...

Page 22: ...t short circuits from taking place Ideally one would use the original box if it s still in good condition See Note Below The package should be prepared for shipment and shipping documents should be signed by individual who is certified to handle and prepare products that have been designated as Dangerous Goods for shipment Ship under regulations UN 3480 Class 9 non restricted Goods or Dangerous Go...

Page 23: ...th the battery s electrolyte Immediately flush eyes with copious amounts of water for at least 15 minutes Assure adequate flushing of the eyes by separating the eyelids with fingers Flush skin with water Remove and wash contaminated clothing promptly If inhaled Remove oneself to fresh air If not breathing or difficulty breathing Give artificial respiration If breathing is difficult give oxygen If ...

Page 24: ...other local programs for recycling batteries Search http recyclingnearyou com au batteries to find collection points in your local area 15 USE IN LIFE SUPPORT APPLICATIONS The battery SHALL NOT be used in or in conjunction with any Life Support Application without the express written consent of Drypower Life Support Applications includes without limitation i a device to be implanted in a human bod...

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