19. (1) This section applies if, in the opinion of the electricity distributor, the supply of electricity required by a customer—
(a) exceeds that which can be provided by a service line from its street mains; and
(b) can best be given by installing transformers, switchgear or other equipment on the premises to be supplied.
(2) Where this section applies, the electricity distributor may require the customer to provide for use by the distributor, free of cost, a place within those premises to accommodate the transformers, switchgear or other equipment that the distributor considers should be installed.
(3) The place provided shall be a place approved by the electricity distributor and shall be enclosed in a manner approved by the distributor.