My Frigidaire Electrolux freezer keeps draining the power out of our a

My Frigidaire Electrolux freezer keeps draining the power out of our a I have a Frigidaire Electrolux commercial upright freezer model number FF u11 FC 2cWW1 and every time we plug it in it drains the battery out of our alarm system in the house we unplug it and it's fine it's been sitting in storage stored correctly standing up for about five or six years before that we bought it brand new and it worked fine what can I check on it