Hubbell M3 - Manuals

Part No. P807-0198 Rev. B 6/96 INSTALLATION 2 Figure 4 Vertical Mount (STANDARD) The distribution style M3 disconnect switch ismade for mounting to either a single or doublecrossarm in an inverted (Figure 3) or verticalposition (Figure 4). NOTE: Four bolts must be used to mount on adouble crossarm. ...

Part No. P807-0198 Rev. B 6/96 3 OPERATION Only qualified personnel should operate a disconnectswitch. Such personnel should wear appropriateprotective equipment such as rubber gloves, hard hat,safety glasses, etc., in accordance with establishedutility and safety practices. Do not attempt to open a...

Part No. P807-0198 Rev. B 6/96 MAINTENANCE The Chance M3 disconnect switch should requirelittle maintenance. Following a program of periodicinspection and maintenance will prolong the life ofthe M3 switch. • Operate the switch periodically to clean contact surfaces and to free moving parts. • Check ...