AC LDB Type LDB- H12 without transformer- including cubicles suitable for 2 nos. 100 kVA transformer, 100kVA transformer for housing in 1, AC WDB Type WDB- F8 without transformer- including cubicle suitable for 2 no. 50 kVA transformer, 50kVA transformer for housing in 3, DC LDB Type LDB- D6- With Double Incomer and 1 no AC to DC converter, AC WDB Type WDB- H12 without transformer- including cubicles suitable for 2 nos 100 kVA transformer, 100kVA transformer for housing in 6