(2)
Condenser water inlet
(3)
Refrigeration compressor suction
(4)
Refrigeration compressor oil pressure
(5)
Outlet air
(6)
Condenser water outlet
(7)
Refrigeration compressor discharge
b.
Electrical Relays: Locate in an enclosed portion of the panel,
accessible from front of panel.
c.
Start-Stop buttons and green running indicating light.
d.
Controls and Interlocks
(1)
115-volt control transformer
(2)
Circulating pump across the line contactor
(3)
Compressor across the line contactor
(4)
Condenser water pressure safety switch
(5)
Freeze protection safety switch
(6)
Pump-out relay with normally open and normally closed contacts
(7)
Oil safety switch
(8)
Four stage thermostatic control
(9)
Refrigerant dual pressure switch
2.5.5
Temperature Indicators
a.
Air inlet
b.
Air outlet
c.
Chilled water in
d.
Chilled water out
e.
Dew point
2.6
DESICCANT AIR DRYERS
Chamber of welded steel, 862 kPa (gage) 125 psig working pressure, ASME
labeled conforming to ASME BPVC SEC VIII D1, with flanged or threaded
fittings, and [manual] [automatic] drain valve. Manufacturer's recommended
desiccant in tablet form which will not nest or cake. Contractor shall
provide a supply of desiccant for initial operations in unbroken shipping
containers equal to not less than four charges of desiccant for the dryer.
SECTION 15211N
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