63.1 Module characteristicsParameter ValueTypical capacity @ C/8 A and 25ºC 77 AhRated capacity @ C/8 A and 25ºC 74 AhRated capacity @ C/5 A and 25ºC 73 AhRated capacity @ C/24 A and 25ºC 79 AhWidth 216 mm (8.50 inches) equivalent to 5 RUDepth 404 mm (15.91 inches)Height 260 mm (10.24 inches) equivalent to 6 RUWeight 30 kg (66 lbs)Case Material Polycarbonate, UL94 V0 compliantProtection index (IP)IP20It is also waterproof when immersed in water up to 6 inches(15.2 cm) from the bottom when mounted right side up.Nominal voltage 48 VdcMaximum voltage 56 VdcMinimum voltage 42 Vdc (internal Low Voltage Disconnect or LVD)Maximum charge current @ 20ºC (Note 1) 32 AmpsMaximum discharge current @ 20ºC (Note 2) 44 AmpsOperating temperature range - 40ºC / + 75ºC (- 40ºF / + 167ºF)Storage temperature range - 40ºC / + 75ºC (- 40ºF / + 167ºF)Maximum relative humidity 95 % (non condensing)Maximum operating altitude 3000 meters (9843 feet)Insulation resistance @ 500 Vac 1 MohmDielectric resistance 500 VrmsBMST version See Appendix FNote 1: The maximum charge current is a function of the measured battery temperature and represents the limit where the regulated charge mode will beactivated. See section Charging for more details. The values are given for BMST software version 0.57 and later.Note 2: The maximum discharge current is a function of the measured battery temperature and represents the limit where the battery will not discharge ifexceeded. See section Discharging for more details. The values are given for BMST software version 0.57 and later.