{"id":4123,"date":"2024-03-04T09:10:21","date_gmt":"2024-03-04T09:10:21","guid":{"rendered":"http:\/\/hvc-vn.com\/san-pham\/transfluid-ksl-variable-fill-fluid-couplings\/"},"modified":"2024-03-04T09:10:21","modified_gmt":"2024-03-04T09:10:21","slug":"transfluid-ksl-variable-fill-fluid-couplings","status":"publish","type":"product","link":"https:\/\/hvc-vn.com\/en\/products\/transfluid-ksl-variable-fill-fluid-couplings\/","title":{"rendered":"TRANSFLUID KSL: Variable fill fluid couplings"},"content":{"rendered":"<h4><strong>Working operation:<\/strong><\/h4>\n<p>Extremely efficient performance is achieved operating the fluid coupling KSL\u2019s very simple and effective principle. Oil, which is the power medium, is pumped from a sump to the hydrodynamic coupling circuit, where it is finally \u201cdrained off\u201d through a series of orifice plugs, back into the sump. <\/p>\n<p>The \u201c<strong>START-UP<\/strong>\u201d principle:<br \/>\nBy controlling the coupling\u2019s feed pump oil flow to the working circuit by a small A.C. frequency converter, changes occur inside the coupling working circuit that alter the coupling slip characteristics, which softens the \u201cstart-up\u201d dramatically.<\/p>\n<p>The \u201c<strong>VARIABLE SPEED<\/strong>\u201d principle:<br \/>\nThe same principle used to control the start-up permits the KSL to operate as a variable speed drive, varying the speed between input and output.<\/p>\n<p>Its \u201c<strong>TORQUE LIMITING<\/strong>\u201d function:<br \/>\nAnother KSL feature is its ability to limit the torque transmitted, slipping for a time and then dumping its circuit oil, disconnecting the driven machinery. The quick disconnection is possible by the installation of a quick release valve. <\/p>\n<p>The key \u201cKSL\u201d features are:<\/p>\n<ul>\n<li><strong>Soft starter:<\/strong><br \/>\nThe KSL\u2019s fluid coupling working circuit is gradually filled with oil from an empty condition to a filled state. Such behavior enhances an extremely soft controlled start-up, especially with high inertia machinery. The KSL\u2019s variable oil feed system is controlled by a frequency converter during the ramp-up, producing the ideal soft starter.  <\/li>\n<li><strong>Accurate speed variation:<\/strong><br \/>\nBy operating either manually or by the frequency converter controller, the KSL always guarantees output speed accuracy, as required by the operator or control system.<\/li>\n<li>\n<div class=\"gtx-body\"><strong>Vibration Dampening:<\/strong><br \/>\nOne of the most important characteristics of KSL fluid coupling is its torsional vibration dampening effect, protecting both the driven machine and the motor or engine.<\/div>\n<\/li>\n<li><strong>Overload Protection:<\/strong><br \/>\nThis is a fluid coupling peculiarity and a big benefit to users. Even more protection can be achieved by installing \u201cquick release drainable valves\u201d which discharge oil from the working circuit in a few seconds, limiting any prolonged overload period completely. <\/li>\n<li><strong>High Efficiency:<\/strong><br \/>\nThe KSL is an extremely efficient device compared to the constant filled type fluid coupling, as its volume of working circuit is controlled at the fullest possible volume to maintain a minimal slip rate.<\/li>\n<li><strong>Ease of Maintenance:<\/strong><br \/>\nThanks to its split casing design, it\u2019s possible to remove the complete fluid coupling impeller assembly without having to move either the motor\/engine or driven machinery, saving the need for realignment and costly downtime. In addition all the accessories are externally mounted allowing an easy and fast replacement in case of need. <\/li>\n<\/ul>\n<h4>Selection of the right coupling:<\/h4>\n<p>To correctly select the right coupling, you needs to know the following:<\/p>\n<ul>\n<li>Motor\/Engine type, power and speed<\/li>\n<li>Driven machinery type, power and speed<\/li>\n<li>Output speed range<\/li>\n<li>Environmental conditions<\/li>\n<li>Cooling water characteristics<\/li>\n<li>Assembly configuration<\/li>\n<li>Drive and driven shaft dimensions and tolerances.<\/li>\n<\/ul>\n<h4>Application:<\/h4>\n<ul>\n<li>Centrifugal Pumps<\/li>\n<li>Compressors<\/li>\n<li>Roller presses<\/li>\n<li>Fans &amp; Blowers<\/li>\n<li>Mills<\/li>\n<li>Mixers<\/li>\n<li>Volumetric Pumps<\/li>\n<\/ul>\n<p><a href=\"https:\/\/drive.google.com\/file\/d\/1Va68mkIWoQYxBy45fspD7v7a_K1YJT6C\/view?usp=sharing\" target=\"_blank\" rel=\"noopener\"><strong>Download Catalog<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Transfluid has designed their KSL series variable fill fluid coupling to overcome problems experienced at \u201cstart-up\u201d and \u201cspeed variation\u201d operation for medium and high power machines driven by electric motors and internal combustion engines.<\/p>\n","protected":false},"featured_media":3569,"template":"","meta":{"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":"default","adv-header-id-meta":"","stick-header-meta":"default","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":"","background-image":"","background-repeat":"repeat","background-position":"center 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