{"id":898,"date":"2021-04-18T12:48:21","date_gmt":"2021-05-20T14:48:21","guid":{"rendered":"https:\/\/ata-consultantcy.com\/mckarlen\/product\/nzs-series\/"},"modified":"2026-09-09T12:20:18","modified_gmt":"2026-09-09T05:20:18","slug":"nsz-series","status":"publish","type":"product","link":"https:\/\/mckarlen.vn\/en\/product\/nsz-series\/","title":{"rendered":"NSZ Series"},"content":{"rendered":"<style>body.postid-898{overflow-x:hidden}body.postid-898 #footer{overflow-x:hidden}body.postid-898 .product-main{display:none!important}body.postid-898 .product-footer .product-tabs,body.postid-898 .product-footer #tab-custom_tab,body.postid-898 .product-footer #tab-bwl_atfc_tab,body.postid-898 .related-products-wrapper{display:none!important}body.postid-898 .woocommerce-tabs{max-width:none!important;padding:0!important}body.postid-898 .tab-panels{padding-top:0!important}body.postid-898 #tab-description{display:block!important;padding:0!important}body.postid-898 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.doc-group{padding:20px}.core3-product .metric-grid{gap:8px}.core3-product .metric{min-height:94px;padding:12px}.core3-product .metric strong{font-size:19px}.core3-product .duty-copy{padding:22px}.core3-product .input-grid{grid-template-columns:1fr}.core3-product .input-grid div{padding:13px 16px}.core3-product .condition-list{grid-template-columns:1fr}.core3-product .doc-row{align-items:flex-start;flex-direction:column}.core3-product .doc-row .btn{width:100%}.core3-product .final-cta{padding:38px 0}.core3-product .final-cta h2{font-size:30px}.core3-product .footer-row{gap:14px}.core3-product .site-footer{padding:26px 0}}<\/style>\n<div class=\"core3-product core3-product--nsz\" data-product-master=\"1.0\" data-language=\"en\">\n<section class=\"hero\" id=\"product-hero\" data-section=\"01\" aria-labelledby=\"hero-title\">\n<div class=\"wrap hero-grid\">\n<div>\n<p class=\"eyebrow\">01 \u00b7 SWIMMING-POOL PUMP WITH HAIR COLLECTOR<\/p>\n<h1 id=\"hero-title\">NSZ Series<\/h1>\n<p class=\"hero-copy\">Horizontal single-stage stainless-steel centrifugal pump for large swimming-pool circulation and filtration, incorporating a hair collector. Model selection is based on flow, head, pool-water conditions, electrical supply and actual installation conditions.<\/p>\n<div class=\"hero-tags\" aria-label=\"Pump selection data\"><span>Flow<\/span><span>Head<\/span><span>Pool water<\/span><span>Electrical supply<\/span><span>Installation conditions<\/span><\/div>\n<div class=\"actions\"><a class=\"btn btn-primary\" href=\"#technical-data\">View Model Data<\/a><a class=\"btn btn-light\" href=\"https:\/\/mckarlen.vn\/en\/lien-he\/#gui-yeu-cau-ky-thuat\">Submit Pump Selection Data<\/a><\/div>\n<\/p><\/div>\n<figure class=\"pump-frame\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/mckarlen.vn\/wp-content\/uploads\/2021\/05\/nsz.png\" width=\"1580\" height=\"830\" alt=\"McKarlen NSZ Series swimming-pool pump with hair collector\"><figcaption>NSZ Series<small>Swimming-pool pump with integrated hair collector<\/small><\/figcaption><\/figure>\n<\/p><\/div>\n<\/section>\n<section id=\"series-position\" data-section=\"02\" aria-labelledby=\"position-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">02 \u00b7 PRODUCT TYPE \/ SERIES POSITION<\/p>\n<h2 id=\"position-title\">Horizontal single-stage stainless-steel centrifugal swimming-pool pump family<\/h2>\n<p>NSZ is a horizontal base-mounted assembly comprising motor, pump and hair collector. Eight models are reviewed against duty point, pool-water conditions, electrical supply, connection and installation requirements.<\/p>\n<\/div>\n<div class=\"grid-2\">\n<article class=\"card type-card\">\n<div class=\"image-box\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/mckarlen.vn\/wp-content\/uploads\/2021\/05\/nsz.png\" width=\"1580\" height=\"830\" alt=\"NSZ Series product image\"><\/div>\n<div><span class=\"kicker\">NSZ SERIES<\/span><\/p>\n<h3>Horizontal single-stage swimming-pool pump<\/h3>\n<p>The confirmed family comprises NSZ300, NSZ400, NSZ500, NSZ700, NSZ1000, NSZ1300, NSZ1500 and NSZ2000.<\/p>\n<ul>\n<li>Select by flow and head<\/li>\n<li>Review pool-water conditions<\/li>\n<li>Confirm electrical and connection configuration<\/li>\n<\/ul>\n<\/div>\n<\/article>\n<article class=\"card\"><span class=\"kicker\">EQUIPMENT CONFIGURATION<\/span><\/p>\n<h3>Motor, pump and hair-collector assembly<\/h3>\n<p>The source image shows the motor, pump casing, hair collector and base within one horizontal assembly. Flange standard, connection orientation and final supplied configuration are confirmed by model.<\/p>\n<\/article><\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"soft\" id=\"applications\" data-section=\"03\" aria-labelledby=\"applications-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">03 \u00b7 EQUIPMENT APPLICATIONS<\/p>\n<h2 id=\"applications-title\">When to consider NSZ for a swimming-pool system<\/h2>\n<p>NSZ may be considered where a large swimming-pool circulation or filtration system requires a pump with a hair collector. Before selecting a model, establish circulation flow, total head, pool-water conditions and plant-room arrangement.<\/p>\n<\/div>\n<div class=\"grid-4\">\n<article class=\"card app-card\">\n<h3>Large swimming-pool circulation<\/h3>\n<p>Provide circulation flow, total head and daily operating hours for model review.<\/p>\n<\/article>\n<article class=\"card app-card\">\n<h3>Large swimming-pool filtration<\/h3>\n<p>Account for losses through the filter, pipework and in-line equipment when establishing total head.<\/p>\n<\/article>\n<article class=\"card app-card\">\n<h3>Hotel and resort pools<\/h3>\n<p>Review operating schedule, pool-water conditions, electrical supply and plant-room space; this is an application context, not a project reference.<\/p>\n<\/article>\n<article class=\"card app-card\">\n<h3>Existing swimming-pool pump replacement<\/h3>\n<p>Provide the existing model or nameplate photo, duty point, connection dimensions and available installation space for comparison.<\/p>\n<\/article><\/div>\n<\/p><\/div>\n<\/section>\n<section id=\"technical-data\" data-section=\"04\" aria-labelledby=\"data-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">04 \u00b7 KEY TECHNICAL DATA<\/p>\n<h2 id=\"data-title\">NSZ model selection starts with the duty point and pool-water conditions<\/h2>\n<p>Establish circulation flow and total head first. Then review pool-water conditions, temperature, electrical supply, connections and installation space before comparing the eight NSZ models.<\/p>\n<\/div>\n<div class=\"data-grid\">\n<div class=\"data-panel\">\n<h3>Eight NSZ models \u2014 data for initial comparison<\/h3>\n<div class=\"metric-grid\">\n<div class=\"metric\"><strong>By model<\/strong><span>1. Flow<\/span><\/div>\n<div class=\"metric\"><strong>By model<\/strong><span>2. Head<\/span><\/div>\n<div class=\"metric\"><strong>8 model values<\/strong><span>3. Power<\/span><\/div>\n<div class=\"metric\"><strong>2900 \/ 2950 rpm<\/strong><span>4. Speed \u2014 confirm by model<\/span><\/div>\n<\/div>\n<p><strong>Eight models with key data<\/strong><\/p>\n<ul>\n<li><strong>NSZ300<\/strong> \u2014 35 m\u00b3\/h; 20 m; 2.2 kW \/ 3 hp; DN1\/DN2 65\/40<\/li>\n<li><strong>NSZ400<\/strong> \u2014 35 m\u00b3\/h; 25.7 m; 3 kW \/ 4 hp; DN1\/DN2 65\/40<\/li>\n<li><strong>NSZ500<\/strong> \u2014 60 m\u00b3\/h; 24.2 m; 4 kW \/ 5 hp; DN1\/DN2 65\/50<\/li>\n<li><strong>NSZ700<\/strong> \u2014 60 m\u00b3\/h; 31.6 m; 5.5 kW \/ 7 hp; DN1\/DN2 65\/50<\/li>\n<li><strong>NSZ1000<\/strong> \u2014 120 m\u00b3\/h; 24.5 m; 7.5 kW \/ 10 hp; DN1\/DN2 80\/65<\/li>\n<li><strong>NSZ1300<\/strong> \u2014 130 m\u00b3\/h; 28.1 m; 9.2 kW \/ 13 hp; DN1\/DN2 80\/65<\/li>\n<li><strong>NSZ1500<\/strong> \u2014 192 m\u00b3\/h; 23.8 m; 11 kW \/ 15 hp; DN1\/DN2 100\/80<\/li>\n<li><strong>NSZ2000<\/strong> \u2014 200 m\u00b3\/h; 32.3 m; 15 kW \/ 20 hp; DN1\/DN2 100\/80<\/li>\n<\/ul>\n<\/div>\n<div class=\"model-panel\"><span class=\"kicker\">INFORMATION TO PREPARE<\/span><\/p>\n<h3>Conditions that determine the configuration<\/h3>\n<div class=\"confirm-list\">\n<div>5. Connection \u2014 DN1\/DN2 by model; provide pipe size and flange requirements<\/div>\n<div>6. Liquid \u2014 swimming-pool water; provide water-treatment and composition details<\/div>\n<div>7. Temperature \u2014 -20 to 100 \u00b0C; provide the actual operating temperature<\/div>\n<div>8. Pressure \u2014 maximum 10 bar; provide the system operating pressure<\/div>\n<div>9. Materials \u2014 selected by component, pool-water conditions and model<\/div>\n<div>10. Installation \/ operation \u2014 provide the plant-room arrangement, clearances and operating schedule<\/div>\n<\/div>\n<\/div><\/div>\n<div class=\"boundary\"><strong>Review sequence:<\/strong> (1) flow + total head, (2) pool-water conditions + temperature, (3) electrical supply, (4) connections + installation arrangement. The recorded supply is 380 V, 50 Hz; phase, protection class and supplied configuration are confirmed by model.<\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"soft\" id=\"duty-range\" data-section=\"05\" aria-labelledby=\"duty-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">05 \u00b7 PERFORMANCE \/ DUTY RANGE<\/p>\n<h2 id=\"duty-title\">Verified NSZ 50 Hz curves by model group<\/h2>\n<p>Only original curves with clear model mapping are used. Curves are not redrawn, axes and units are not changed, and selection points are not inferred from images.<\/p>\n<\/div>\n<div class=\"duty-panel\">\n<div class=\"duty-copy\">\n<h3>Flow + head + pool-water conditions<\/h3>\n<p>The duty point must be reviewed on the correct curve together with pool-water quality, pipework, electrical supply and operating schedule.<\/p>\n<\/div>\n<div class=\"input-grid\">\n<div><strong>Duty point<\/strong><span>Flow and total head<\/span><\/div>\n<div><strong>Liquid<\/strong><span>Pool water and treatment conditions<\/span><\/div>\n<div><strong>Electrical supply<\/strong><span>380 V, 50 Hz; confirm phase<\/span><\/div>\n<div><strong>Installation<\/strong><span>Connections, clearance and base<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"grid-2\">\n<article class=\"card\"><span class=\"kicker\">NSZ 50 HZ CURVES<\/span><\/p>\n<h3>NSZ300 \u00b7 NSZ400<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/mckarlen.vn\/wp-content\/uploads\/2026\/09\/NSZ_50Hz_Curve_NSZ300_400_Source_300dpi.png\" width=\"975\" height=\"740\" alt=\"50 Hz performance curves for NSZ300 and NSZ400\"><\/p>\n<p>The curves are rendered directly from the original technical source without digitising or interpolating values.<\/p>\n<\/article>\n<article class=\"card\"><span class=\"kicker\">NSZ 50 HZ CURVES<\/span><\/p>\n<h3>NSZ1500 \u00b7 NSZ2000<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/mckarlen.vn\/wp-content\/uploads\/2026\/09\/NSZ_50Hz_Curve_NSZ1500_2000_Source_300dpi.png\" width=\"955\" height=\"770\" alt=\"50 Hz performance curves for NSZ1500 and NSZ2000\"><\/p>\n<p>The curves are used only for the model group verified in the source.<\/p>\n<\/article>\n<\/div>\n<div class=\"boundary\"><strong>Model control:<\/strong> NSZ500, NSZ700, NSZ1000 and NSZ1300 curves are requested and confirmed by model. Curve panels containing unresolved conflicts are not published.<\/div>\n<\/p><\/div>\n<\/section>\n<section id=\"materials\" data-section=\"06\" aria-labelledby=\"materials-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">06 \u00b7 MATERIALS \/ CONFIGURATION<\/p>\n<h2 id=\"materials-title\">NSZ materials are confirmed by component and model<\/h2>\n<p>A component-level material is not used to describe the entire pump or every wetted component.<\/p>\n<\/div>\n<div class=\"grid-3\">\n<article class=\"card config-card\"><span class=\"kicker\">PUMP CASING \/ IMPELLER<\/span><\/p>\n<h3>AISI 304 \/ AISI 304<\/h3>\n<p>Applies only to the components identified in the source; confirm the final configuration by model.<\/p>\n<\/article>\n<article class=\"card config-card\"><span class=\"kicker\">HAIR COLLECTOR \/ SHAFT<\/span><\/p>\n<h3>AISI 304 \/ AISI 304<\/h3>\n<p>The hair collector and shaft are recorded at component level; this is not a whole-pump material claim.<\/p>\n<\/article>\n<article class=\"card config-card\"><span class=\"kicker\">SEAL \/ RUBBER PARTS<\/span><\/p>\n<h3>Graphite \u00b7 SiC \/ NBR<\/h3>\n<p>Mechanical-seal faces use graphite and silicon carbide; rubber parts use NBR. Confirm all other components by model.<\/p>\n<\/article>\n<\/div>\n<div class=\"boundary\"><strong>Material control:<\/strong> detailed materials are confirmed by component and model. The entire NSZ Series and all wetted components are not claimed as AISI 304.<\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"soft\" id=\"installation\" data-section=\"07\" aria-labelledby=\"installation-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">07 \u00b7 INSTALLATION CONDITIONS<\/p>\n<h2 id=\"installation-title\">Installation and operating conditions for NSZ<\/h2>\n<p>McKarlen provides equipment-related data and guidance. System design, pipework, electrical work and site execution remain with the responsible project parties.<\/p>\n<\/div>\n<div class=\"condition-list\">\n<div class=\"condition\"><strong>Base and service clearance<\/strong><span>Mount the horizontal assembly on a suitable foundation and allow access to the motor, pump and hair collector.<\/span><\/div>\n<div class=\"condition\"><strong>Connections and dimensions<\/strong><span>DN1\/DN2 is listed by model; request the model drawing for flange, orientation and detailed dimensions.<\/span><\/div>\n<div class=\"condition\"><strong>Liquid, temperature and pressure<\/strong><span>Review pool-water conditions, temperature and pressure by model before confirming materials and configuration.<\/span><\/div>\n<div class=\"condition\"><strong>Electrical supply and operation<\/strong><span>380 V, 50 Hz is stated in the source; confirm phase, speed, protection class and operating schedule by model.<\/span><\/div>\n<\/div>\n<div class=\"boundary\">Foundation dimensions, pipework details and electrical data must not be inferred from the product image. Detailed installation information is confirmed using the correct model document.<\/div>\n<\/p><\/div>\n<\/section>\n<section id=\"documents\" data-section=\"08\" aria-labelledby=\"documents-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">08 \u00b7 TECHNICAL DOCUMENTS<\/p>\n<h2 id=\"documents-title\">NSZ documents are supplied by model<\/h2>\n<p>Submit the intended model, duty point and pool-water conditions to request the correct curve, datasheet, drawing and material confirmation.<\/p>\n<\/div>\n<div class=\"doc-layout\">\n<div class=\"doc-group\">\n<h3>Selection documents<\/h3>\n<p>Issued after model and duty confirmation.<\/p>\n<div class=\"doc-row\">\n<div><strong>Pump curve<\/strong><small>50 Hz \u2014 correct NSZ model<\/small><\/div>\n<p><a class=\"btn btn-outline\" href=\"https:\/\/mckarlen.vn\/en\/lien-he\/#gui-yeu-cau-ky-thuat\">Request by Model<\/a><\/div>\n<div class=\"doc-row\">\n<div><strong>Datasheet<\/strong><small>Model data and configuration<\/small><\/div>\n<p><a class=\"btn btn-outline\" href=\"https:\/\/mckarlen.vn\/en\/lien-he\/#gui-yeu-cau-ky-thuat\">Request Datasheet<\/a><\/div>\n<\/div>\n<div class=\"doc-group\">\n<h3>Configuration documents<\/h3>\n<p>Confirm the document revision before use.<\/p>\n<div class=\"doc-row\">\n<div><strong>Technical drawing<\/strong><small>Dimensions, connections and arrangement<\/small><\/div>\n<p><a class=\"btn btn-outline\" href=\"https:\/\/mckarlen.vn\/en\/lien-he\/#gui-yeu-cau-ky-thuat\">Request Drawing<\/a><\/div>\n<div class=\"doc-row\">\n<div><strong>Material confirmation<\/strong><small>By component, model and liquid<\/small><\/div>\n<p><a class=\"btn btn-outline\" href=\"https:\/\/mckarlen.vn\/en\/lien-he\/#gui-yeu-cau-ky-thuat\">Request Confirmation<\/a><\/div>\n<\/div>\n<\/div><\/div>\n<\/section>\n<section class=\"soft\" id=\"related-families\" data-section=\"09\" aria-labelledby=\"related-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">09 \u00b7 RELATED PRODUCT FAMILIES<\/p>\n<h2 id=\"related-title\">Other pump families considered by application and duty point<\/h2>\n<p>HSS and CI \/ VI are not automatic substitutes for NSZ.<\/p>\n<\/div>\n<div class=\"grid-2\">\n<article class=\"card related-card\"><span class=\"kicker\">HSS SERIES<\/span><\/p>\n<h3>Horizontal multistage stainless-steel centrifugal pump<\/h3>\n<p>Consider HSS for clean-water duty where the multistage arrangement, duty point and installation conditions are suitable; it does not replace the NSZ hair-collector function.<\/p>\n<p><a class=\"btn btn-outline\" href=\"https:\/\/mckarlen.vn\/en\/product\/hss-series\/\">View HSS Series<\/a><\/article>\n<article class=\"card related-card\"><span class=\"kicker\">CI \/ VI SERIES<\/span><\/p>\n<h3>Vertical in-line centrifugal pump<\/h3>\n<p>Consider CI \/ VI for other circulation and piping contexts after reviewing flow, head, liquid and arrangement; it is not presented as an equivalent swimming-pool pump.<\/p>\n<p><a class=\"btn btn-outline\" href=\"https:\/\/mckarlen.vn\/en\/product\/ci-series\/\">View CI \/ VI Series<\/a><\/article>\n<\/div><\/div>\n<\/section>\n<section id=\"after-sales\" data-section=\"10\" aria-labelledby=\"support-title\">\n<div class=\"wrap\">\n<div class=\"section-head\">\n<p class=\"eyebrow\">10 \u00b7 SPARE PARTS, WARRANTY AND AFTER-SALES<\/p>\n<h2 id=\"support-title\">Support based on model, equipment record and water conditions<\/h2>\n<p>Provide pump photos, nameplate, delivery record, duty point and observed condition for review.<\/p>\n<\/div>\n<div class=\"support-grid\">\n<article class=\"support-card\">\n<h3>Model-based spare parts<\/h3>\n<p>Identify parts from the model, configuration, serial record and an image of the required component.<\/p>\n<\/article>\n<article class=\"support-card\">\n<h3>Warranty enquiry<\/h3>\n<p>Review delivery records, operating data, pool-water conditions and actual inspection findings.<\/p>\n<\/article>\n<article class=\"support-card\">\n<h3>After-sales technical support<\/h3>\n<p>Equipment-related guidance, data review and product-document support.<\/p>\n<\/article>\n<\/div>\n<div class=\"boundary\">System design, electrical supply, pipework, water treatment, installation and operating conditions are assessed separately before the support or warranty scope is confirmed.<\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"final-cta\" id=\"selection\" data-section=\"11\" aria-labelledby=\"selection-title\">\n<div class=\"wrap cta-grid\">\n<div>\n<p class=\"eyebrow\">11 \u00b7 MODEL SELECTION<\/p>\n<h2 id=\"selection-title\">Submit operating data for NSZ model review<\/h2>\n<p>Submit flow, total head, pool-water conditions, electrical supply and installation arrangement. For replacement enquiries, also provide the existing model or nameplate photo, connection dimensions, and drawing \/ BOQ where available.<\/p>\n<div class=\"cta-tags\"><span>Flow + total head<\/span><span>Pool water + temperature<\/span><span>Electrical supply<\/span><span>Installation conditions<\/span><span>Existing model \/ nameplate photo<\/span><span>Drawing \/ BOQ<\/span><\/div>\n<\/div>\n<div class=\"cta-actions\"><a class=\"btn btn-primary\" href=\"https:\/\/mckarlen.vn\/en\/lien-he\/\">Submit Pump Selection Data<\/a><a class=\"btn btn-light\" href=\"https:\/\/mckarlen.vn\/en\/lien-he\/\">Contact Technical Support<\/a><\/div>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>NSZ Series is a large pool pump that can filter water for swimming pools operating on the principle that water is pushed into the pool from the shallow end and sucked out from the deep end. The machine is installed so that the filter can maximize the water filtration capacity. The NSZ pump helps to clean the water in the swimming pool without having to change the water, saving time and effort to change the pool water; helps the water to be circulated, clean and safe for swimmers.<\/p>\n","protected":false},"featured_media":972,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"class_list":["post-898","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-bom-truc-ngang-en","product_cat-building-services"],"_links":{"self":[{"href":"https:\/\/mckarlen.vn\/en\/wp-json\/wp\/v2\/product\/898","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mckarlen.vn\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/mckarlen.vn\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/mckarlen.vn\/en\/wp-json\/wp\/v2\/comments?post=898"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mckarlen.vn\/en\/wp-json\/wp\/v2\/media\/972"}],"wp:attachment":[{"href":"https:\/\/mckarlen.vn\/en\/wp-json\/wp\/v2\/media?parent=898"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}