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battery and impossible to control the battery.
2)During Long period of storage, it is necessary to charge every half a year, SOC should be higher
than 90%;
3)Battery need to be charged before 12 hours after fully charged.
4)Cables need to be sufficiently insulated.
5)During maintenance, all the battery ports must be disconnected.
6)If you find any error, please directly contact manufacturer in 24 hours.
7Please don’t use cleanse to wash the battery.
8)Please don’t expose the battery to inflammables or pungent chemicals or steam;
9)Please don’t paint any part of the battery, including inside or outside components.
10)Please don’t directly connect battery and PV panels.
11)Except authorized Sermatec staffs, don’t open, repair or disassembly batteries. Our company
doesn’t take responsibility for any results due to disobeying safety operation or design, production
and device safety standards.
12)Direct or indirect damage due to above items, is not included in Sermatec warranty.
13)It is not allowed to insert foreign matter to any part of the battery.
1.2Before connection
1)Please firstly check the product and pack list after opening the case. If there is any
damage or missing, please contact local dealer.
2)Before installation, please make sure that grid power is cut off, and make sure that the battery is at
‘Off’ condition.
3)Connection must be correct, don’t connect b/- reversely, and make sure that the battery is
not short-circuited.
4)Don’t connect battery directly with AC power.
5)Battery inner BMS is 51.2VDC, please don’t connect the battery in series.
6)The battery system shall be grounded sufficiently, and the resistance shall be smaller than 100mΩ.
7)Make sure that the battery system electrical parameters is compatible to related devices.
8)Make the battery far from water and fire.
1.3Usage
1)If you need to move or repair battery system, you must cut off the power, and totally shut
down the battery.
2)Don’t connect the battery with different types of batteries
3)Don’t connect the battery with malfunctioning or incompatible inverters.
4)Don’t disassembly the battery (When the QC label is teared or destroyed).
5)When fire occurs, please use dry powder extinguisher, don’t use liquid extinguisher.
