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Hydroplant Machinery
The First Hydro Unit
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- Installed in 1908
- Hug Turbine (horizontal shaft, 2 pintle nozzles, 360 revolutions
per minute, 268 horsepower, 4 foot diameter wheel, 400 pounds per square
inch static pressure, 3.5 cubic feet per second water at 70% efficiency,
controlled by motor operated spear valve, Pelton style bucket impulse
turbine, manufactured by the Hug Waterwheel Company of Denver)
- Western Electric Generator (6600 volts, single phase, converted to
three phase, 2300 volts, 60 cycle in 1923, 200 kilowatts, type R26FG, No.
45216)
- Western Electric Exciter (7.5 kilowatts, direct coupled, 120 volts
direct current. 62.5 amps, type E4B, No. 45215)
- Governor (belt driven, Pelton 88, disabled when a motor operated
spear valve servo controlled by a frequency meter on the switch board was
installed)
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The Second Hydro Unit
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- Installed in 1922
- Worthington Turbine (27 inch Francis reaction turbine, horizontal
shaft, 400 pounds per square inch static head, 900 rotations per minute, 900
horse power, 85% efficient, manufactured by the Worthington Pump and
Machinery Corporation, type H1-18, No. 637108)
- General Electric Generator (680 kilowatt, 2300 volt, 60 cycle,
three phase, 213 amps, manufactured by the General Electric Company of
Schenectady, NY, type AT!8850M-900 Form 8, No. 3748439)
- General Electric Exciter (direct coupled, 125 volts direct current,
125 amps, type EG44-10-800 Form A, No. 176936-1)
- Worthington Governor (belt driven with a hydraulic wicket gate
valve on turbine)
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The First Diesel Unit
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- Installed in 1930
- Fairbanks-Morse Diesel Engine (Single cylinder, 50 horse power, two
stroke, two cycle, type "Y" vertical oil engine, compressed air
starting (175 pounds per square inch), manufactured by Fairbanks-Morse and
Co. of Chicago, this engine was probably used somewhere else before it was
moved here)
- Fairbanks-Morse Generator (25 or 32 kilowatt, 2300 volts, three
phase, direct coupled, 257 revolutions per minute, manufactured by
Fairbanks-Morse and Co. of Indianapolis, type 40, No. 101819)
- Fairbanks-Morse Exciter (belt driven, 5 kilowatt, 1400 revolutions
per minute, 125 volts direct current, 40 amps)
- Governor (part of the fuel injection pump system)
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The Second Diesel Unit
- Installed in 1935, probably removed in the late 40s.
- Fairbanks-Morse Diesel Engine (six cylinder, 300 horse power, two
stroke, two cycle, type "Y" vertical oil engine, 257 revolutions
per minute, compressed air starting (175 pounds per square inch), 3 storage
tanks, manufactured by Fairbanks-Morse and Co. of Chicago
- Fairbanks-Morse Generator (192 kilowatt, 2300 volts, three phase,
direct coupled, manufactured by Fairbanks-Morse Co. of Indianapolis
- Fairbanks-Morse Exciter (belt-driven, 24 kilowatt)
- Governor (part of the fuel injection system)
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Switch Board Panel
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- Slate and marble switchboard with brass instruments; built in 1908, and
added to in 1921, 1930, and 1935; each generator has circuit breakers; one
master circuit breaker; exciter control rheostats; instruments for cycle,
voltage, ampere, power factor, temperature; battery panel to excite the
exciters; type A50, Req. R-98526, Org. M2160850-201
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Transformer Yard
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- Between 1909 and 1923, had one Western Electric 575 kilovolt amperage
unit, 6600 volts to 12470 volts; single phase
- After 1923, one Western Electric 575 kilovolt amperage unit, 2300 volts to
12400 volts
- Two General Electric 333 kilovolt amperage, 2300 volts to 12400 volts
- "Y" connected three phase configuration feeding transmission
lines to Estes Park distribution system.
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