supply of supply of tpn rewireable switch fuse unit, 63 , 415 volt , supply of tpn rewireable switch fuse unit, 63 amp, 415 volt, complete box with removable g land plates on top and bottom having conduit knockouts with rubber grommets for input & output cable. n o of phases- 3 phase + neutral, rated frequency-50 hz, enclosure made up of powder coated crca sheet minimum 2 mm thickness, fuse type- rewireable porcelain fuse units. utilization category- ac-22a, ip 54 protection, contacts should be made up of silver coated, copper & brass parts. mechanical endurance mini mum (in no.of cycles)- 10,000, type of enclosure-surface mounted, heavy duty gasket at enclosure door fo r weather proofing. having a strong operating handle to carry out quick make & break mechanisms. width ( perpendicular to front side of enclosure) should be less than 140 mm. confirming to is/iec 60947-3:2020. make/brand-l&t (lauritz knudsen), schneider electric, siemens, havells, c&s electric, indoasian, selvo onl y. [ warranty period: 30 months after the date of delivery ] ]