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FS WW-T-696, Type [_____], Style [_____], thermostatic and non-thermostatic
steam traps. Provide traps with separate strainers and locate as indicated.
2.2.11.4
Strainers
FS WW-S-2739, Style Y (Y pattern) for Class 125 and 250 piping in sizes 15
to 200 mm 1/2 to 8 inches, inclusive, locate as indicated, cast iron
prohibited.
2.2.11.5
Exhaust Heads
FS A-A-50494, for atmospheric discharge of exhaust steam.
2.2.11.6
Hangers, Supports, Spacing Requirements, and Attachments
MSS SP-58 and ASME B31.1 for materials, design, and manufacture. MSS SP-69
for selection and application.
2.2.11.7
Flash Tanks
Construct of steel for a minimum working pressure of 862 kPa 125 psig.
Provide the tank with a vent and valved drain.
2.3
UNIT HEATERS
FS S-U-2833, [propeller] [centrifugal] fan type with [horizontal]
[vertical] air delivery and with capacity as indicated for the design
conditions. Fans shall be dynamically balanced only.
2.4
CONVERTORS
FS WW-H-191, steam to hot water convertors, with capacity as indicated for
the design conditions. Design convertor for support by [system piping]
[separate pipe hangers], and provide [temperature regulator] [air vent
valve] [air and steam trap].
2.5
CONDENSATE RETURN UNITS
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NOTE: The discharge pressure limitations for
condensate pumping unit with hexahedral or vertical
receiver is 69 to 517 kPa (gage) 10 to 75 psig, for
horizontal receiver, it is 69 to 1379 kPa (gage) 10
to 200 psig.
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[2.5.1
Condensate Return Pumping Units
MIL-P-17749, with [hexahedral, floor-mounted receiver,] [horizontal,
cylindrical, stand-mounted receiver,] [vertical, cylindrical, underground
receiver], and a [single] [duplex] pump unit, with capacity as indicated.
]2.5.2
Pump Motors
NEMA MG 1, suitable for the electrical characteristics as indicated.
Motors shall be [open] [splash proof] [totally enclosed] type.
SECTION 15183N
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