2023 Online Catalog - Flipbook - Page 208
SYSTEM FEATURES & OPTIONS
Since 1954
Additional system features include:
Optional NRO Series Upgrades:
• Carbon Steel Frame for strength & rigidity
• Digital Display Electronic Control Box with permeate TDS
display, low pressure auto reset
• Powder Coated Frame for long life & durability
• Extended Frame Legs with plastic end caps for protection from
ground contact and ease of movement
• Replaceable Motor Mounting System - makes field repairs easy,
bracket mounts to motor and slides over frame
• Private Labeling Available
• Custom Photo Quality Controller Graphics Available
(min order quantity required)
• Interval Fast Flush
• Quick Connect Fittings on rotary vane pumps
• Permeate Flush
• Replaceable Quick Connect Fittings for ease of field repairs
• Custom Operational Programs at no cost
• Quick Connect Fittings on gauges & recycle operation for
ease of service
• Second TDS Function
for feed water
• Brass or Stainless Steel inlet shut off valve
• Additional Panel
Mounted Gauges
customer specified
• High Flow TFC Low Pressure Membranes - additional
element types & ratings available
• Pre & Post
Filter Gauges
• High Quality Stainless Steel membrane housings
• Manual/Auto
Flush Valve
• Integrated Recycle Valve
• Low Pressure Mechanical Switch w/time delay snubber valve
• Interstage Gauges
• Permeate and Concentrate Flow Meters
• Bladder Tank Control
available to provide
pressurized storage
• Liquid Filled Gauges for accurate & steady pressure readings
• Panel Mounted Concentrate Pressure Gauge
• Wall Mount Frame
• Optional Stainless Steel High Pressure Centrifugal Pump
for Lasting Performance (1400 Gpd Only)
• Pump Throttle Valve & pipe mounted discharge pressure
gauge for multi-stage booster pumps
• Float Switch & Pretreatment Interlocks - standard on all systems
• High Flow 5 Micron Front Mounted Prefilter for ease of service
NRO-22540-1400-WM
(Shown with optional upgrades)
Nelsen Corporation has many years of technical
experience and service expertise ready to help optimize
the performance of your system or build a system to your
specific needs!
Nelsen Commercial Reverse Osmosis System Specifications
Model Type
Model Number:
Production GPD***
Membrane
Permeate GPM
Feed GPM**
% Recovery w/Recycle
Pump
FLA 60HZ 1Ø 110/220
Circuit Size
Solenoid Voltage
Inlet
Permeate
Concentrate
Shipping Dims (DxWxH)
Weight - Pounds
Floor Stand
NRO-F-12540S-700-1
700
2-1/2" x 40" (1)
.48 GPM
1.7
19-40%
.5 HP
7.1/3.4
20/10A
110v
3/4"
3/8"
3/8"
34"x25½"x58"
104 lbs.
Floor Stand
NRO-F-22540S-1400-1
1400
2-1/2" x 40" (2)
.97 GPM
2
30-60%
.75 HP
10/5.0
20/10A
110v
3/4"
3/8"
3/8"
34"x25½"x58"
118 lbs.
© Nelsen Corporation
Part # NRO-2540-LIT
Wall Mount
NRO-W-12540S-700-1
700
2-1/2" x 40" (1)
.48 GPM
1.7
19-40%
.5 HP
7.1/3.4
20/10A
110v
3/4"
3/8"
3/8"
48"x40¾"x29¼"
106 lbs.
Wall Mount
NRO-W-22540S-1400-1
1400
2-1/2" x 40" (2)
.97 GPM
2
30-60%
.75 HP
10/5.0
20/10A
110v
3/4"
3/8"
3/8"
48"x40¾"x29¼"
120 lbs.
** Minimum pressure of 35psi dynamic
*** The stated product performance is based on data taken after 30 minutes of operation at the
following test conditions: 2,000 mg/L NaCl solution at 225 psig ( 1.5 MPa) applied pressure, 15%
recovery, 77o F (25o C), pH 6.5–7.0
