14E-4-450 Transformers and transformer vaults (including secondary ties).
The provisions of Article 450 of NFPA 70 are adopted by reference with the following modification:
1.   Revise section 450.14 to read:
"Disconnecting Means. Transformers, other than Class 2 or Class 3 transformers, shall have a disconnecting means for the primary side that is located in sight of the transformer. The disconnecting means shall be lockable in accordance with 110.25."
(Amend Coun. J. 1-23-19, p. 94952, Art. I, § 22)