Is it normal for a pacemaker to alarm 3 times and self-bail once?

Not normal. Pacemaker is a medical device used to treat cardiac arrhythmia, when its alarm, usually means that the device detects an abnormal rhythm or the device itself malfunctions, the continued use of the pacemaker may be harmful to the patient's health; when the pacemaker alarm, the patient should immediately seek medical attention, by a professional doctor to test and maintain the pacemaker. Therefore, the pacemaker alarm 3 times self-preservation once is not normal.