A battery cooling system of an electric mining machine includes lines arranged to communicate with a battery to be cooled for transferring heat energy from the battery to coolant within the fluid lines, a coolant cartridge receiver, and a coolant cartridge having a capacity for receiving and storing heat energy. The coolant cartridge is removably arrangeable in the coolant cartridge receiver and the fluid lines are connected to the coolant cartridge receiver for transferring heat energy from the coolant within the fluid lines to the coolant cartridge arranged in the coolant cartridge receiver. The disclosure also relates to an electric mining machine, a refrigeration arrangement of an electric mining machine, and a method for cooling a battery of an electric mining machine.