... discharge To 0.1V at rated current; Repeat 20 timeC = I△t/ △V, △V = 1.50 ~ 1.25V in the fifth discharge ... condition, test conducted under standard atmosphere pressure, temberature between 5′t-35′t and relative humidity below 85%. By this specification, the ... test condition is under standard atmosphere pressure,temperature at 25′t and relative humidity below 60%.Executive Standard IEC 62391-1 ...