过电压保护器施加超出额定电压的负荷，造成保护器不必要的损伤。
TBP过电压保护器型号(信息来源:免费B2B网站http://www.cngaoge.cn)
TBP-A-12.7F/131,TBP-B-12.7F/131,TBP-C-12.7F/131,TBP-A-12.7/85,TBP-B-12.7F/85,TBP-C-12.7F/85,TBP-B-42F/310,TBP-C-42F/200,TBP-B-42F/200,TBP-C-42F/310,TBP-A-10/131,TBP-B-10/131,TBP-C-10/131,TBP-B-12.7/131-F,TBP-B-12.7F/131-N,TBP-12.7-131/N,过电压保护器对应型号TBP-B-12.7/85-F ,TBP-B-12.7
TBP-A-10.5/131,TBP-B-10.5/131, TBP-C-10.5/131,TBP-A-10.5/85,TBP-B-10.5/85 TBP-C-10.5/85,TBP