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1. 2 AC impedance Measure the impedance of the battery at AC IKHZ 2525 3 Nominal capacity Discharge the battery at a constant current of 0 2C to 2 5V after standard charge and deposited 30 min measure the discharge capacity 4 6 Electricity characteristics 1 Temperature dependence of the discharge capacity Heat or cool the battery to the testing temperature within 30 min and rested for 2 hours after standard charge at 25 2 C measure the capacity when discharged at a standard discharge condition 0 2C and at each temperature When a test finished charge the battery after 2 hours Discharge temperature 20 C 0 C 25 C 60 C Discharge capacity 70 85 100 105 Note The data in this document are for descriptive purposes only and subject to change without prior notice Minamoto Battery Ltd Flat A 6 8 F Mai Hing Industrial Building 16 18 Hing Yip Street Kwun Tong Hong Kong Tel 852 2793 4790 Fax 852 2793 4932 The Source of Electric Power Website www minamoto com A MW OTO e mail info minamoto com 2 Cycle life Measure capacity under the cycle conditions described below until the discharge capacity continuously lt 80 C1 0 for three times Requirement cycle life 3000 cycles Charge at 0 2C initially and then charge at constant voltage of 3 5V for 2 5 hour in total at 25 2 C Rest for 30 min Discharge at 0 5C to 2 50V cut off 3 Electric charge holding characteri
2. No fire and no explosion standard charge checking the range of temperature on battery when the temperature of battery flow down 10C from the highest the test is end Over discharge test Connect the positive and negative of battery with The get back capacity external load of 10Q after standard charge and store 280 the battery for 15 days then charge and discharge at 0 5C for 3 cycles measure the get back capacity Short circuit test Short circuit the positive and negative of battery No fire and explosion if the checking the range of temperature on battery when temperature of battery less the temperature of battery flow down 10 C from the than 150 C highest the test is end Resistance of circuit less than 50mQ Heat impact Place fully charged cell in oven increase No fire and no explosion temperature by 5 C 2 C min until reaching 150 C 2 C Maintain temperature for 30 minutes Puncturing After charging cell with 0 5C current puncture a No fire and no explosion 2 0 3 0mm diameter steel nail through the center of the cell s flat side until nail is visible on the other side Put the battery in the Iron mould after standard No fire and no explosion charge then compressing the battery with pressure of 13KN Note The data in this document are for descriptive purposes only and subject to change without prior notice Minamoto Battery Ltd Flat A 6 8 F Mai Hing Industrial Building 16
3. 10Hz to 55Hz redo it for 30 battery 3 2V min Frequency 10 30Hz Swing distance 0 38mm Frequency 30 55Hz Swing distance 0 19mm Note The data in this document are for descriptive purposes only and subject to change without prior notice Minamoto Battery Ltd Flat A 6 8 F Mai Hing Industrial Building 16 18 Hing Yip Street Kwun Tong Hong Kong Tel 852 2793 4790 Fax 852 2793 4932 The Source of Electric Power Website www minamoto com AMO J O e mail info minamoto com Free fall test Do the free drop test according to the condition Remaining capacity described below after finished the vibration test 85 C1 0 Attitude 1 0mm The get back capacity Receiver a hard board of 18 20mm 90 C1 0 Orientation two sides of battery at horizontal Discharge the battery to 2 5V at 0 5C and charge discharge the battery 3 cycles measure the discharge capacity 4 8 Safety performance Item Test method Requirement Impact test Make a hammer weight 10kg free drop from an No fire and no explosion altitude of 1 meter impact the battery which reveted on the table Put the max area side of battery on table perpendicularly High temperature Put the battery in an oven with 90 C for 4 hours 80 C1 0 test after standard charge discharge the battery to 2 50V at 0 5C and redo three times measure the get back capacity Over charge test Charge the battery at 3 0CmA to 10 0V after
4. not affected the tests may be conducted at a temperature in the range from 15 C to 30 C and a relative humidity in the range from 25 RH to 85 RH Note The data in this document are for descriptive purposes only and subject to change without prior notice Minamoto Battery Ltd Fiat A 6 8 F Mai Hing Industrial Building 16 18 Hing Yip Street Kwun Tong Hong Kong Tel 852 2793 4790 Fax 852 2793 4932 The Source of Electric Power Website www minamoto com AMO J O e mail info minamoto com 4 2 Measuring Equipment 1 Slide caliper should have an accuracy of the grade 0 01mm or higher 2 The ammeter and voltmeter should have an accuracy of the grade 0 5 or higher The impedance of voltmeter should be more than 10K Q V 3 The impedance meter with AC 1kHz should be used 4 For the battery testing system the accuracy of current should be more than 0 1 The accuracy of voltage should be more than 0 5 and the accuracy of calculagraph should be more than 0 1 5 The thermometer should be have an accuracy of the grade 0 5 C or higher 4 3 Standard charge 0 2C 3 5V CC CV cut off current is 0 01C total charging time no more than 6 5 hour 4 4 Rest time Unless other wise specified between battery charging and discharging there is a 30 min interval 4 5 Initial performance testing Testing method 1 Open voltage Measure the open voltage of the battery 3 3V within 24 hour after the standard charge
5. 18 Hing Yip Street Kwun Tong Hong Kong Tel 852 2793 4790 Fax 852 2793 4932 The Source of Electric Power Website www minamoto com A MW OTO e mail info minamoto com 4 9 Feature curve 4 9 1 Cycle life Capacity Ratio 110 100 90 80 70 60 50 500 1000 1500 2000 2500 3000 3500 4 9 2 Temperature dependence of the discharge capacity Cycles Voltage V 10 20 30 40 50 60 70 80 90 100 110 Capacity Ratio 5 Guarantee period The quality guarantee period from the production date printing began to take six months 6 User manual For the use of the battery exactly the customer should strictly observe the items described below The defects other than those caused by user overstep this specification shall be excluded from the warranty of MINAMOTO BATTERY HK LTD Do not throw the battery into water or moisten the battery Do not use or storage battery near calorific source such as fire and heater Please use the first wife charger Donot connect the terminals of battery by the wrong way Note The data in this document are for descriptive purposes only and subject to change without prior notice Minamoto Battery Ltd Flat A 6 8 F Mai Hing Industrial Building 16 18 Hing Yip Street Kwun Tong Hong Kong Tel 852 2793 4790 Fax 852 2793 4932 The Source of Electric Power Website www minamoto com A MW OTO e mail info min
6. The Source of Electric Power Website www minamoto com NAM O J O e mail info minamoto com Scope This product specification has been prepared to specify the rechargeable Lithium ion Polymer battery to be supplied to the customer by MINAMOTO BATTERY HK LTD 2 Description and Model 2 1 Description 100AH Lithium Iron Phosphate Battery with rectangular steel case 2 2 Model LFP75136250 3 Nominal Specifications Item Specification Remark 3 1 Nominal Capacity Discharged at 0 2C 100Ah 12A ag Rate Voltage 3 2V 0 20 averape discharge voltage 3 3 Impedance 3 4 Discharge cut off voltage 3 5 Charge current 0 2C standard charge 3 6 Charge voltage at 37 Max charge voeg esv oS B8 Cherng Jen OSS aal Cycle life gt 3000 cycles oo capacity Weigh 3 13 Thickness 75 0 5mm Size Width 136 0 5mm Height 250 0 5mm 3 14 Charge 0 50 C Range of work temperature Discharge 20 70 C ee 3 15 1 month 20 C 45 C Store temperature 3 months 20 C 35 C 1 year 20 C 30 C The best temperature in transport is 20 C 4 Capability 4 1 Standard test conditions The battery for test must be new produce left factory no more than 1 month and charge discharge less than 10 circles Unless otherwise specified all tests stated in this specification shall be conducted at the temperature of 2045 C and the relative humidity of 65420 RH if it is judged that the test results are
7. amoto com Do not throw the battery into fire or heating the battery Do not short circuit the battery s terminals with wireless or metal Prevent storage or transport the battery with necklace barrette or other metal object together Prevent impacting throwing bending twisting mechanical shock from battery Prevent piercing the case of battery with sharp edge such as pin needle Do not hammering trampling battery Never disassembling the battery in any way Do not mix our battery with one off battery such as dry battery or different performance together Tf electrolyte drop into eyes do not wipe please wash with clear water and consult a doctor immediately or the eyes may be harmed Tf battery leakage out and the electrolyte come into contact with skin or clothing please wash the area with water immediately or the skin will be harmed Tf your equipment do not use for a long time take the battery away and storing it in a dry and cool place or the battery will rust and go to the bad Clear the terminals of t battery with dry cloth if they are dirty or the battery will not be contacted well and can not charge T Initial status of battery 7 1 The battery should be charged a half electric power and the voltage gt 3 2V 7 2 The surface of battery should be clean and without scratch contamination distortion leakage bilge gas etc Outline dimensional drawing LFP75136250 Resettable valve to pre
8. stics Testing method Requirement Store the battery which is charged at standard 90 charge condition for 30 days at 25 2 C Measure the remaining capacity of the battery General Temperature at standard discharge Charge and discharge at 0 5C for 3 cycles Measure the get back capacity the max discharge capacity for three cycles Testing method Requirement Store the battery which is charged at standard 80 charge condition for 30 days at 45 2 C Measure the remaining capacity of the battery High Temperature at standard discharge Charge and discharge at 0 5C for 3 cycles Measure the get back capacity the max discharge capacity for three cycles 4 Long term storage characteristics The battery used for this test must less than 3 months between manufacture to test Storage the battery at 25 2 C for 3 cycles Measure the get back capacity The max discharge capacity for three cycles Requirement Get Back capacity 90 4 7 Mechanical performance Item Test method Requirement Constant humidity Put the battery into an oven of constant humidity 280 and temperature test 90 95 and constant temperature 40 2 C rest for 48 hours take it out and rest for 2 hours at 25 2 C then discharge at 0 5C to 2 50V cut off Vibration test Fix the battery on a vibratile table vibrate it at X Y No leakage reek and Z orientation Change the frequency of vibration explosion The voltage of with 1Hz min from
9. vent ain excessive pressure H Characteristic Description Size Thickness 75 0 2mm Width 136 0 5mm Height 250 0 5mm Note The data in this document are for descriptive purposes only and subject to change without prior notice Minamoto Battery Ltd Flat A 6 8 F Mai Hing Industrial Building 16 18 Hing Yip Street Kwun Tong Hong Kong Tel 852 2793 4790 Fax 852 2793 4932

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