Handbook of mechanical and electrical cost data, giving shipping weights, capacities, outputs, and net prices of machines and apparatus, and detailed costs of installation, maintenance, depreciation and operation, together with many principles and data relating to engineering economics (1918)
Gillette, Halbert Powers, 1869-, Dana, Richard Turner, 1876-1928, joint author · New York, McGraw-Hill · leaf 826
POWER PLANTS 803 TABLE XTX. ULTIMATE COST OP NEW TRANSFORMERSASSUMED FOR ESTIMATING PURPOSES Size of Cost at transformers f^ptorvin kva. raciory 1 1.5 2 2.5 3 4 5 7.5101520 23.0027.0032.0036.0040 0047.0056.0073.0089.00118.00115.00 Cost seton lines 26.0030.0035.0039.0043.0050.XI059.0076.0092.00121… … I& ZO Ro+ing of Transformers, in K.V.A. Fig. Comparisons of the iron and copper losses oftransformers All of the curves are plotted with the assumption that the lossesof class H transformers are 100 per cent. The curves of Fig. 7are based on the average losses at time of manufacture while…
