选型及订购数据 Type Selection and Purchase Data型号           额压电压（VAC）       过电压设定（VAC）    欠电压设定（VAC）TVR2000-1          380                               437±6                          323±5TVR2000-2          220                               253±3                          187±3TVR2000-3          440                               506±7                          374±6TVR2000-4          415                               477±6                          353±5TVR2000-5          400                               460±6                          340±5TVR2000-6          460                               529±7                          391±6TVR2000-X     客户约定                        客户约定                       客户约定TVR2000-NQ 160~560 无过压、欠压保护功能，其余功能同上注 1：所有规格的产品的过电压恢复回差为6~14VAC,欠电压恢复回差为5~12VAC。