Henley Type Tailless Fuse Unit with Cu. Busbar, Cu-L-Piece and Al. Lugs Suitable for 250 KVA Transformers

Amount

Henley type tail less Fuse unit 300 Amp, 650 Volt complete for 250 KVA distribution transformer sub station (two circuit) consisting of following items in one circuit :- 1(A) 1 no. Henley type strip, manufactured from 16 SWG MS sheet duly painted with two coats of grey enameled paint with one coat of red primer, having 7 holes. (54x4.5 inch) :- (B) 6 Nos. top and bottom insulator.(Made of white glazed porcelian) (C) 3 nos. brass back entry with G.I Bolt & Nut. The weight of each brass back entry should be 260 gms. permissible tolerance +/- 5%. (D) 3 nos. brass coupling with brass washer. (E) 6 nos. U-Type copper spring contact. Each contact should be made of copper strip of size 35X4 mm and of weight 325 gms, permissible tolerance +/- 5%. (F) 01 nos. copper neutral link. (G) 03 nos. 'L contact made of copper of size 150LX35W mm. (H) Iron clip, bolt, nuts, washer and screw etc. for tightening (Galvanized) 2. Four nos. Copper bus bar of size 750X50X6 mm made of electrolytic copper strip (99.9% Purity of weight 2.28 kg each. permisible tolerance limit +/- 5%.) 3. Eight nos. Alluminium Crimping Lugs 240 sqmm (99.9% Pure A-grade Alluminium weight 78 gms. permisible tolerance limit +/- 5%.)

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