(b)complete panel shall undergo a process of degreasing, water rinsing, activation, derusting, pickling in acid bath, phosphatising & shall be subjected to nine tank process and then powder coated with approved shade of minimum 70 microns on both side of panel. the panel having pe foam/ neoprene rubber gasket of not less than 3mm thickness ,required hardware , concealed hinged door with key type locking arrangement for equipment/switchgear earthed with 2.5 sq.mm braided copper wire.
