Mutual -inductor test bar

The utility model provides a mutual -inductor test bar belongs to mutual -inductor test tool field, including the telescopic action bars, be located the automatic coiling and uncoiling device that presss from both sides tight equipment under test's wire clamp and be located the control rod bottom of being used for on action bars top, twine the wire on the automatic coiling and uncoiling device, the one end of wire is acted as go -between with the inside conductor that is equipped with of wire clamp and is connected. The utility model provides a mutual -inductor test bar can stop high altitudeconstruction, and testing personnel can accomplish the disconnect lineman in subaerial operation and do, and convenient to use improves work efficiency, and is safer. 本实用新型提供了种互感器试验杆，属于互感器试验工器具领域，包括伸缩式的操作杆、位于操作杆顶端的用于夹紧被测设备的夹线钳以及位于操纵杆底端的自动收放线装置，所述自动收放线装置上缠绕导线，所述导线的端与夹线钳内部设有的导体拉线连接。本实用新型提供的互感器试验杆，能够杜绝高空作业，试验人员在地面上操作即可完成拆接线工作，使用方便，提高工作效率，更加安全。