24V 210Ah lifepo4 battery pack 20Ah batteries for forklift car

24V 210Ah lifepo4 battery pack 20Ah batteries for forklift 

Performance And Test Conditions:

Standard Test Conditions 

Test should be conducted with new batteries within one week after shipment from our factory and the battery shall not be cycled more than five times before the test.

Statement 1): Unless otherwise specified, all tests stated in this Product Specification are conducted  at below conditions:

Temperature: 20±5℃

Humidity: 45%~75%RH

Statement 2): Throughout this specification, numeric criteria annotated by”*”means such criteria are  only applicable to fresh unused Product within 28 days from manufacture. 

Products either have been used or stored for a period longer than 28 days by Customer and/or its customer may exhibit an inferior numeric parameter than such criteria. Customer agrees that such occurrence does not constitute nonconformance of specification.

Measuring Instrument or Apparatus:

Dimension Measuring Instrument:

The dimension measurement shall be implemented by instruments with equal or more precision scale of 0.02mm.

Voltage measurement:

The voltage measurement shall be implemented by instruments with equal or more precision scale of 0.001V 

Ammeter:

Standard class specified in the national standard or more sensitive class. Total external Resistance including ammeter and wire is less than 0.01Ω.

Impedance measurement 

The Impedance measurement shall be implemented by instruments with equal or more precision scale of 0.1mΩ

Charge & Discharge Current

Standard Charge& Discharge Current: 0.2Cmin= 42A

Max. Charge Current:  

0.5Cmin=105A  29.2V (CC-CV) Cut off current: 0.02Cmin

Max. Discharge Current:

Battery shall be discharged at a constant current of 0.5Cmin＝ 105A to 20V @ 23± 2℃ (If no otherwise specified, the rest time between Charge and Discharge amount to 30min. 

Appearance 

There shall be no such defect as flaw, crack, rust, leakage, which may adversely affect commercial value of battery.