Temporary Wiring

[MichaelJ]

I Would like to get everybodys opinion, Is Tray Cable type TC-ER approved for Temporary wiring for feeders to a sub panel? Cable is just strung thru steel purlins.

 

[jumper]

What about this?

336.12 Uses Not Permitted. Type TC tray cable shall not
be installed or used as follows:

(2) Installed outside a raceway or cable tray system, except
as permitted in 336.10(7)