2) ‘balancing electricity’ means electricity that, for the purposes of maintaining a balance, is purchased and sold by the system operator under a balance agreement concluded with a balance provider;, 2) bilansienergia – elektrienergia, mida bilansi hoidmise eesmärgil ostab ja müüb süsteemihaldur bilansihalduriga sõlmitud bilansilepingu alusel;, defineeritakse selle seaduse ulatuses, defined within the scope of this Act