{"id":51894,"date":"2025-10-14T15:56:31","date_gmt":"2025-10-14T07:56:31","guid":{"rendered":"https:\/\/stark-water.com\/?p=51894"},"modified":"2025-10-14T15:56:34","modified_gmt":"2025-10-14T07:56:34","slug":"1000-lph-ro-system-specs-sizing","status":"publish","type":"post","link":"https:\/\/stark-water.com\/nl\/blog\/1000-lph-ro-system-specs-sizing\/","title":{"rendered":"1000 LPH RO-systeem: Specificaties, terugwinning, dimensionering &amp; kostengids"},"content":{"rendered":"<p>This engineering guide explains what a&nbsp;<strong>1000 LPH RO system<\/strong>&nbsp;delivers, who it is for, and how to specify recovery, pretreatment, power and footprint. You will also find P&amp;ID\/BOM highlights, a commissioning checklist, operations &amp; CIP routines, and RFQ-ready forms to secure a fast, accurate quote.<\/p>\n\n\n\n<p>Ready to proceed? View the product page:&nbsp;<a href=\"\/nl\/product\/1000l-omgekeerd-osmose-systeem\/\" target=\"_blank\" rel=\"noreferrer noopener\">1000 LPH Reverse Osmosis System<\/a>. See related categories:&nbsp;<a href=\"\/nl\/product-categorie\/waterzuiveringsinstallatie\/\" target=\"_blank\" rel=\"noreferrer noopener\">Water Treatment Packages<\/a>&nbsp;-&nbsp;<a href=\"\/nl\/product-categorie\/accessoires-voor-waterbehandeling\/membraan\/\" target=\"_blank\" rel=\"noreferrer noopener\">RO Membranes (4040\/8040)<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1) Executive Summary (TL;DR)<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Designed flow:\u00a0<strong>1000 LPH<\/strong>\u00a0permeate at 25\u00a0\u00b0C with brackish feed water (typically 500\u20132,000\u00a0ppm TDS).<\/li>\n\n\n\n<li>Typical configuration:\u00a0<strong>2\u00d74040 BWRO membranes<\/strong>, 2\u00d71 pressure vessels, HP pump ~2.2\u20133\u00a0kW, 5\u00a0\u00b5m cartridge filter, PLC-based control, online conductivity, pressure and flow.<\/li>\n\n\n\n<li>Recommended recovery:\u00a0<strong>50\u201370% depending on feed TDS and chemistry<\/strong>; see the table below to pick your starting point.<\/li>\n\n\n\n<li>Common options: activated carbon, softener or UF, antiscalant dosing, UV\/EDI, permeate tank and distribution loop.<\/li>\n<\/ul>\n\n\n\n<p>For fast sizing, download the Spec Pack (P&amp;ID + BOQ) from the product page:&nbsp;<a href=\"\/nl\/product\/1000l-omgekeerd-osmose-systeem\/\" target=\"_blank\" rel=\"noreferrer noopener\">1000 LPH RO<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2) Who Is It For &amp; Typical Use Cases<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Beverage &amp; food: ingredient\/blend water, boiler feed makeup.<\/li>\n\n\n\n<li>Pharma pre-treatment: PW\/HPW upstream of storage tanks and loops.<\/li>\n\n\n\n<li>Electronics\/general manufacturing: rinse\/process water at stable conductivity.<\/li>\n\n\n\n<li>Facilities\/utilities: small industrial plants requiring 1\u00a0m\u00b3\/h continuous permeate.<\/li>\n<\/ul>\n\n\n\n<p>Pair the system with a permeate buffer tank for stable operations:&nbsp;<a href=\"\/nl\/product-categorie\/producten-van-roestvrij-staal\/steriele-watertank\/\" target=\"_blank\" rel=\"noreferrer noopener\">Aseptic stainless steel water tanks<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3) 1000 LPH RO System Specs at a Glance<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Item<\/th><th>Typical Value \/ Range<\/th><th>Opmerkingen<\/th><\/tr><\/thead><tbody><tr><td>Permeate flow<\/td><td>1000 LPH @ 25&nbsp;\u00b0C<\/td><td>Correct for temperature with TCF (\u2193 flow at low temp)<\/td><\/tr><tr><td>Feed TDS<\/td><td>500\u20132,000 ppm (brackish)<\/td><td>Higher TDS \u2192 lower recovery \/ higher pressure<\/td><\/tr><tr><td>Herstel<\/td><td>50\u201370%<\/td><td>See Recovery vs TDS table<\/td><\/tr><tr><td>Permeate conductivity<\/td><td>~10\u201350&nbsp;\u00b5S\/cm<\/td><td>Depends on feed and design recovery<\/td><\/tr><tr><td>Afwijzing van zout<\/td><td>&gt;98% NaCl (typical for BWRO)<\/td><td>Brand\/model dependent<\/td><\/tr><tr><td>Membranes<\/td><td>2\u00d74040 BWRO<\/td><td>Vessels: 2\u00d71<\/td><\/tr><tr><td>High-pressure pump<\/td><td>~2.2\u20133&nbsp;kW<\/td><td>Power at nominal conditions<\/td><\/tr><tr><td>Voorbehandeling<\/td><td>5&nbsp;\u00b5m cartridge, antiscalant\/softener\/UF<\/td><td>Choose per water chemistry<\/td><\/tr><tr><td>Power<\/td><td>380\u2013415&nbsp;V, 50\u201360&nbsp;Hz<\/td><td>3-phase (site standard)<\/td><\/tr><tr><td>Frame \/ footprint<\/td><td>SS304; ~1.2\u00d70.8&nbsp;m<\/td><td>Height ~1.6&nbsp;m (indicative)<\/td><\/tr><tr><td>Instrumentatie<\/td><td>Pressure, flow, conductivity<\/td><td>PLC\/HMI with alarms<\/td><\/tr><tr><td>Options<\/td><td>UV\/EDI\/double-pass RO<\/td><td>See upgrades section<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system1-1024x683.webp\" alt=\"1000 LPH RO system1\" class=\"wp-image-51901\" style=\"aspect-ratio:1;width:1200px;height:auto\" title=\"\" srcset=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system1-1024x683.webp 1024w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system1-300x200.webp 300w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system1-768x512.webp 768w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system1-18x12.webp 18w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system1-600x400.webp 600w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system1.webp 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">1000 LPH RO system1<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">4) Recovery vs Feed TDS (Start Here)<\/h2>\n\n\n\n<p>Pick an initial recovery and design pressure from the table below. Verify with your membrane supplier\u2019s software using real water analysis (TDS, hardness, alkalinity, silica, iron\/manganese, temperature).<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feed TDS (ppm)<\/th><th>Recommended Recovery<\/th><th>Design Pressure (bar)<\/th><th>Opmerkingen<\/th><\/tr><\/thead><tbody><tr><td>~500<\/td><td>65\u201370%<\/td><td>8\u201310<\/td><td>Antiscalant usually sufficient; monitor SDI<\/td><\/tr><tr><td>~1,000<\/td><td>60\u201365%<\/td><td>10-12<\/td><td>Consider softener if hardness is high<\/td><\/tr><tr><td>~1,500<\/td><td>55\u201360%<\/td><td>12\u201314<\/td><td>Antiscalant + careful recovery control<\/td><\/tr><tr><td>~2,000<\/td><td>50\u201355%<\/td><td>14\u201316<\/td><td>Higher scaling risk; check silica\/alkalinity<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system4-1024x683.webp\" alt=\"1000 LPH RO system4\" class=\"wp-image-51914\" title=\"\" srcset=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system4-1024x683.webp 1024w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system4-300x200.webp 300w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system4-768x512.webp 768w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system4-18x12.webp 18w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system4-600x400.webp 600w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system4.webp 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">1000 LPH RO system4<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">5) Pretreatment &amp; Water Chemistry<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SDI &lt; 5<\/strong>\u00a0at the RO inlet; backwashable filtration or UF upstream if colloids are persistent.<\/li>\n\n\n\n<li><strong>Free chlorine &lt; 0.1\u00a0ppm<\/strong>\u00a0(use activated carbon or sodium metabisulfite as appropriate).<\/li>\n\n\n\n<li>Hardness\/alkalinity\/silica: choose between\u00a0<strong>softener vs antiscalant<\/strong>\u00a0based on water analysis.<\/li>\n\n\n\n<li>Iron\/manganese: remove to trace levels to avoid fouling and membrane oxidation risks.<\/li>\n<\/ul>\n\n\n\n<p>Choose BWRO elements from our membrane category:&nbsp;<a href=\"\/nl\/product-categorie\/accessoires-voor-waterbehandeling\/membraan\/\" target=\"_blank\" rel=\"noreferrer noopener\">RO membranes (4040\/8040)<\/a>&nbsp;\u2014 e.g.&nbsp;<a href=\"\/nl\/product\/4040-brackish-water-ro-membrane-ulp31-4040\/\" target=\"_blank\" rel=\"noreferrer noopener\">ULP31-4040<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6) 1000 LPH RO system Sizing &amp; Selection Workflow<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Define target conductivity<\/strong>\u00a0and operating hours; add a permeate buffer tank if the draw is intermittent.<\/li>\n\n\n\n<li><strong>Correct for temperature<\/strong>\u00a0via TCF. Lower temperatures reduce flux\u2014consider margin in winter.<\/li>\n\n\n\n<li><strong>Select elements<\/strong>\u00a0(4040 BWRO) and calculate flux: Permeate \u2248 \u03a3(Area \u00d7 flux \u00d7 TCF). Keep transmembrane pressure within envelope.<\/li>\n\n\n\n<li><strong>Pick recovery<\/strong>\u00a0from the table above; validate with scaling indices and supplier software.<\/li>\n\n\n\n<li><strong>Choose Configuration<\/strong>:\n<ul class=\"wp-block-list\">\n<li><em>Config A (lower CAPEX):<\/em>\u00a02\u00d74040, antiscalant dosing, recovery 55\u201365%.<\/li>\n\n\n\n<li><em>Config B (higher recovery):<\/em>\u00a02\u00d74040 + optimized antiscalant program, recovery up to ~70% at low TDS.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">7) Electrical, Piping &amp; Utilities<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Power:<\/strong>\u00a0380\u2013415\u00a0V, 50\u201360\u00a0Hz, ~2.2\u20133\u00a0kW HP pump; allow for start current per motor spec.<\/li>\n\n\n\n<li><strong>Verbindingen:<\/strong>\u00a0feed, permeate, concentrate, CIP ports; provide suitable drain for flushing\/CIP.<\/li>\n\n\n\n<li><strong>Footprint:<\/strong>\u00a0~1.2\u00d70.8\u00a0m frame, ~1.6\u00a0m height; ensure handling\/clearance and noise considerations.<\/li>\n\n\n\n<li><strong>Permeate tank:<\/strong>\u00a0size for buffer; include venting and level control. See\u00a0<a href=\"\/nl\/product-categorie\/producten-van-roestvrij-staal\/steriele-watertank\/\" target=\"_blank\" rel=\"noreferrer noopener\">aseptic tank options<\/a>.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">8) P&amp;ID and Bill of Materials (BOM)<\/h2>\n\n\n\n<p>Core components: HP pump, 4040 elements &amp; vessels, 5&nbsp;\u00b5m cartridge housing, pressure gauges\/transmitters, flow meters, conductivity sensors, valves &amp; control cabinet (PLC\/HMI).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system2-1024x683.webp\" alt=\"1000 LPH RO system2\" class=\"wp-image-51904\" title=\"\" srcset=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system2-1024x683.webp 1024w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system2-300x200.webp 300w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system2-768x512.webp 768w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system2-18x12.webp 18w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system2-600x400.webp 600w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/10\/1000-LPH-RO-system2.webp 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">1000 LPH RO system2<\/figcaption><\/figure>\n\n\n\n<p>Get the Spec Pack (PDF + P&amp;ID + BOQ) via the product page:&nbsp;<a href=\"\/nl\/product\/1000l-omgekeerd-osmose-systeem\/\" target=\"_blank\" rel=\"noreferrer noopener\">1000 LPH RO System<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">9) Commissioning &amp; Acceptance (How-To)<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Step<\/th><th>What to check<\/th><th>Pass criteria<\/th><\/tr><\/thead><tbody><tr><td>Pre-start<\/td><td>Wiring\/rotations, leaks, valve positions, SDI &amp; residual chlorine<\/td><td>SDI &lt;5; Cl\u2082 &lt;0.1&nbsp;ppm<\/td><\/tr><tr><td>Flush<\/td><td>Initial rinse to drain until stable conductivity<\/td><td>Conductivity trend stable<\/td><\/tr><tr><td>Set recovery<\/td><td>Adjust concentrate valve\/backpressure<\/td><td>Within target (e.g., 60\u201365%)<\/td><\/tr><tr><td>Record baseline<\/td><td>Permeate LPH, conductivity, feed\/perm\/concentrate pressures, pump amps<\/td><td>\u22651000 LPH at designed pressure &amp; quality<\/td><\/tr><tr><td>Acceptance<\/td><td>Noise\/vibration, leaks, interlocks\/alarms<\/td><td>No leaks, safe shutdowns OK<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">10) Operation, Maintenance &amp; CIP<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Daily\/Weekly\/Monthly Tasks<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Cadence<\/th><th>Task<\/th><th>Owner<\/th><th>Record<\/th><\/tr><\/thead><tbody><tr><td>Dagelijks<\/td><td>Check pressures\/flows\/conductivity; flush on shutdown<\/td><td>Ops<\/td><td>Log sheet<\/td><\/tr><tr><td>Wekelijks<\/td><td>Cartridge filter inspection; review alarms<\/td><td>Ops<\/td><td>CMMS<\/td><\/tr><tr><td>Maandelijks<\/td><td>Trend \u2206P across membranes; electrical inspection<\/td><td>Ops\/Eng<\/td><td>Report<\/td><\/tr><tr><td>Quarterly\/as needed<\/td><td>CIP by fouling type (organic\/inorganic\/bio)<\/td><td>Ops<\/td><td>CIP record<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">CIP Triggers &amp; Hints<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rapid flux drop or permeate conductivity spike; rising pressure differential.<\/li>\n\n\n\n<li>Apply appropriate recipes (alkaline\/acid\/biological) within membrane compatibility limits.<\/li>\n\n\n\n<li>Post-CIP: verify recovery, pressure and quality within baseline \u00b1 tolerance.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">11) Options &amp; Upgrade Paths<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Double-pass RO<\/strong>\u00a0for ultra-low conductivity or boron\/silica constraints.<\/li>\n\n\n\n<li><strong>EDI<\/strong>\u00a0after RO for continuous deionization (ultra-pure applications).<\/li>\n\n\n\n<li>Remote monitoring, OPEX dashboard, energy-efficient pumps\/inverters.<\/li>\n<\/ul>\n\n\n\n<p>Explore related packages:&nbsp;<a href=\"\/nl\/product-categorie\/waterzuiveringsinstallatie\/\" target=\"_blank\" rel=\"noreferrer noopener\">Water treatment packages<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">12) Cost &amp; Lead Time Drivers<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Membrane brand\/quantity, pretreatment selection (softener\/UF\/carbon\/antiscalant).<\/li>\n\n\n\n<li>Automation level, electrical standard, frame material, documentation scope.<\/li>\n\n\n\n<li>Shipping and handling (crating, lifting, access); site utilities and installation support.<\/li>\n<\/ul>\n\n\n\n<p><strong>Fast RFQ checklist:<\/strong>&nbsp;feed TDS &amp; SDI, target conductivity, continuous hours\/day, voltage, pretreatment preference, ship-to country, need permeate tank\/EDI?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">13) Case Snapshots<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Beverage (TDS ~900\u00a0ppm):<\/strong>\u00a0Recovery 62%, permeate ~20\u00a0\u00b5S\/cm, commissioning in 5 days, weekly sanitation.<\/li>\n\n\n\n<li><strong>Pharma pre-treatment (TDS ~600\u00a0ppm):<\/strong>\u00a0Recovery 68%, paired with\u00a0<a href=\"\/nl\/product-categorie\/producten-van-roestvrij-staal\/steriele-watertank\/\" target=\"_blank\" rel=\"noreferrer noopener\">aseptic tank<\/a>, stable feed to PW loop.<\/li>\n\n\n\n<li><strong>Electronics (TDS ~1200\u00a0ppm):<\/strong>\u00a0Recovery 58%, antiscalant dosing, \u2206P trending prevented unplanned CIP.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">14) Downloads &amp; RFQ<\/h2>\n\n\n\n<p><a href=\"\/nl\/product\/1000l-omgekeerd-osmose-systeem\/\" target=\"_blank\" rel=\"noreferrer noopener\">View 1000 LPH RO Product<\/a>&nbsp;<a href=\"\/nl\/product-categorie\/waterzuiveringsinstallatie\/\" target=\"_blank\" rel=\"noreferrer noopener\">Explore Packages<\/a>&nbsp;<a href=\"\/nl\/product-categorie\/accessoires-voor-waterbehandeling\/membraan\/\" target=\"_blank\" rel=\"noreferrer noopener\">Selecteer RO-Membranen<\/a><\/p>\n\n\n\n<p>Request a Spec Pack (P&amp;ID + BOQ + Datasheet) tailored to your feed water and recovery target.<\/p>\n\n\n\n<section id=\"faqs\">\n  <h2>15) FAQs<\/h2>\n  <details>\n    <summary>What is the typical recovery of a 1000 LPH RO system at ~1,000&nbsp;ppm TDS?<\/summary>\n    <p>Start around 60\u201365% and validate with scaling indices and supplier software. Higher TDS typically lowers recovery.<\/p>\n  <\/details>\n  <details>\n    <summary>Do I need a softener or can I use antiscalant only?<\/summary>\n    <p>Base it on hardness\/alkalinity\/silica. Many sites dose antiscalant effectively up to ~1,500&nbsp;ppm TDS; high hardness may justify a softener.<\/p>\n  <\/details>\n  <details>\n    <summary>What is the power consumption?<\/summary>\n    <p>Expect ~2.2\u20133&nbsp;kW HP pump power at nominal conditions; verify actual amps and voltage on site.<\/p>\n  <\/details>\n  <details>\n    <summary>What are SDI and residual chlorine limits?<\/summary>\n    <p>SDI &lt; 5 at RO inlet and free chlorine &lt; 0.1&nbsp;ppm. Use carbon or sodium metabisulfite when needed.<\/p>\n  <\/details>\n  <details>\n    <summary>Can the system run 24\/7 and how often should membranes be cleaned?<\/summary>\n    <p>Yes. Run CIP based on flux decline\/\u2206P\/conductivity trends. Many sites clean quarterly or as needed.<\/p>\n  <\/details>\n  <details>\n    <summary>What footprint and utilities are required?<\/summary>\n    <p>Approx. frame 1.2\u00d70.8&nbsp;m, height ~1.6&nbsp;m; 380\u2013415&nbsp;V three-phase; drain for flush\/CIP; clearances for service.<\/p>\n  <\/details>\n  <details>\n    <summary>How do I pair the unit with a permeate tank or EDI?<\/summary>\n    <p>Use a sealed tank with level control and venting; EDI downstream when ultra-low conductivity is required.<\/p>\n  <\/details>\n<\/section>\n\n<footer class=\"byline\">\n  <p><strong>Auteur:<\/strong> STARK Water Engineering Team &nbsp;|&nbsp; <strong>Reviewer:<\/strong> Quality &amp; Compliance<\/p>\n  <p><em>Last updated: 14 Oct 2025<\/em><\/p>\n<\/footer>\n\n<\/article>\n\n<!-- JSON-LD: TechArticle + HowTo (Commissioning) + FAQPage -->\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\":\"TechArticle\",\n      \"headline\":\"1000 LPH RO System: Specs, Recovery, Sizing & Cost Guide\",\n      \"about\":\"1000 LPH reverse osmosis system\",\n      \"keywords\":[\"1000 LPH RO system\",\"1000 LPH reverse osmosis system\",\"1 m3\/h RO plant\",\"industrial RO 1000 lph\",\"recovery\",\"pretreatment\",\"footprint\"],\n      \"author\":{\"@type\":\"Organization\",\"name\":\"STARK Water\"},\n      \"reviewedBy\":{\"@type\":\"Organization\",\"name\":\"STARK Water Quality & Compliance\"},\n      \"datePublished\":\"2025-10-14\",\n      \"dateModified\":\"2025-10-14\",\n      \"publisher\":{\"@type\":\"Organization\",\"name\":\"STARK Water\"},\n      \"mainEntityOfPage\":{\"@type\":\"WebPage\",\"url\":\"https:\/\/stark-water.com\/blog\/1000-lph-ro-system-specs-sizing\/\"}\n    },\n    {\n      \"@type\":\"HowTo\",\n      \"name\":\"Commissioning a 1000 LPH RO system\",\n      \"description\":\"Pre-start checks, flushing, recovery setup and acceptance.\",\n      \"step\":[\n        {\"@type\":\"HowToStep\",\"name\":\"Pre-start\",\"text\":\"Verify wiring\/rotations, leaks, valve positions, SDI and residual chlorine below limits.\"},\n        {\"@type\":\"HowToStep\",\"name\":\"Flush\",\"text\":\"Rinse to drain until conductivity stabilizes.\"},\n        {\"@type\":\"HowToStep\",\"name\":\"Set recovery\",\"text\":\"Adjust concentrate valve\/backpressure to reach target recovery.\"},\n        {\"@type\":\"HowToStep\",\"name\":\"Record baseline\",\"text\":\"Log permeate flow, conductivity, pressures, pump amps.\"},\n        {\"@type\":\"HowToStep\",\"name\":\"Acceptance\",\"text\":\"Meet designed flow\/quality with safe interlocks and no leaks.\"}\n      ]\n    },\n    {\n      \"@type\":\"FAQPage\",\n      \"mainEntity\":[\n        {\"@type\":\"Question\",\"name\":\"What is the typical recovery of a 1000 LPH RO system at ~1,000 ppm TDS?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Start around 60\u201365% and validate with scaling indices and supplier software. Higher TDS typically lowers recovery.\"}},\n        {\"@type\":\"Question\",\"name\":\"Do I need a softener or can I use antiscalant only?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Base it on hardness\/alkalinity\/silica. Many sites dose antiscalant effectively up to ~1,500 ppm TDS; high hardness may justify a softener.\"}},\n        {\"@type\":\"Question\",\"name\":\"What is the power consumption?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Expect ~2.2\u20133 kW HP pump power at nominal conditions; verify actual amps and voltage on site.\"}},\n        {\"@type\":\"Question\",\"name\":\"What are SDI and residual chlorine limits?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"SDI < 5 at RO inlet and free chlorine < 0.1 ppm. Use carbon or sodium metabisulfite when needed.\"}},\n        {\"@type\":\"Question\",\"name\":\"Can the system run 24\/7 and how often should membranes be cleaned?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Run CIP based on flux decline\/\u2206P\/conductivity trends. Many sites clean quarterly or as needed.\"}},\n        {\"@type\":\"Question\",\"name\":\"What footprint and utilities are required?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Approx. frame 1.2\u00d70.8 m, height ~1.6 m; 380\u2013415 V three-phase; drain for flush\/CIP; clearances for service.\"}},\n        {\"@type\":\"Question\",\"name\":\"How do I pair the unit with a permeate tank or EDI?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Use a sealed tank with level control and venting; EDI downstream when ultra-low conductivity is required.\"}}\n      ]\n    }\n  ]\n}\n<\/script>\n\n<!-- EEAT-friendly external references (add dofollow; optional) -->\n<p class=\"refs\">\n  Useful references:\n  <a href=\"https:\/\/www.3-a.org\/\" target=\"_blank\" rel=\"noopener\">3-A Sanitary Standards<\/a>,\n  <a href=\"https:\/\/www.ehedg.org\/\" target=\"_blank\" rel=\"noopener\">EHEDG hygienic design<\/a>,\n  <a href=\"https:\/\/www.asme.org\/codes-standards\/find-codes-standards\/bpe-bioprocessing-equipment\" target=\"_blank\" rel=\"noopener\">ASME BPE overview<\/a>\n<\/p>\n\n<style>\n.sw-1000l-ro-guide .lead{font-size:1.05rem;line-height:1.7}\n.sw-1000l-ro-guide .sw-table{width:100%;border-collapse:collapse;margin:1rem 0}\n.sw-1000l-ro-guide .sw-table th,.sw-1000l-ro-guide .sw-table td{border:1px solid #e5e7eb;padding:.6rem .8rem;text-align:left}\n.sw-1000l-ro-guide .cta .btn,.sw-1000l-ro-guide .mini-cta a{display:inline-block;margin:.25rem .4rem}\n<\/style>","protected":false},"excerpt":{"rendered":"<p>Deze technische handleiding legt uit wat een 1000 LPH RO-systeem levert, voor wie het bedoeld is en hoe je terugwinning, voorbehandeling, stroom [...]<\/p>","protected":false},"author":1,"featured_media":51910,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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