Operations and Maintenance Manual
E4H Series Water Purification Machine
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Example: RO,E4H-21K-DLX, 460, 6, 50-75
•
RO
indicates the machine is a reverse osmosis machine.
•
E4H
indicates the machine series (E) and 4-inch housings/membrane elements
•
H
indicates horizontal membrane element housing configuration
•
21K
indicates the rated permeate flow in thousands of gallons per day at 77°F (25°C),
i.e. 21K = 21,000 gallons per day
•
DLX
indicates the deluxe model and ECN indicates the economy model
•
460
indicates 460 VAC, 3-phase voltage to starter. Standard models offer 460 VAC, 60
Hz, 3-phase, 230 VAC, 60 Hz, 3-phase, and 380 VAC, 50 Hz, 3-phase.
•
6
indicates 60 Hz operation, (50 Hz operation is also available and is indicated by a
5
in
place of the
6
.
•
50-75
indicates a recovery range of 50 to 75%.
1.4 Economy (ECN) Model and Deluxe (DLX) Model Options
1.4.1 ECN Model
E-Series ECN model water purification machines have all the features necessary for safe,
continuous production of high purity water. This assumes good quality feed water, adequate
pretreatment and regular operator maintenance, each shift or daily, to the operation of the
system.
•
50% to 75% recovery
•
Multi-stage centrifugal pump, SS construction (stainless steel castings with Noryl*
Stages)
•
Base model electrical package includes NEMA-1 enclosure with a 110 VAC, 60 Hz or
220 VAC, 50 Hz single-phase control circuit; applies to all ECN models
•
Automatic inlet shutoff valve
