{"product_id":"grundfos-upmxl-25-124-230v-power-with-pwm-modulation-signal","title":"Grundfos UPMXL 25-124, 230V\/1Ph\/60Hz, Power with PWM Modulation Signal","description":"\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eTechnical Documents\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003eUPML and UPMXL pumps for the North American market are UL and cUL approved. The type key is designed for the precise identification of the product and not for configuration purposes. It can be found on the product packaging. This Pump Model Number is \u003cstrong\u003eUPMXL 25-124 165F PWM 180W US 230V GFD.\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ePump Range\/Type: UPM XL\u003c\/li\u003e\n\u003cli\u003eNominal Inlet and Outlet Diameter: DN25\u003c\/li\u003e\n\u003cli\u003eMaximum Head (Dm): 124\u003c\/li\u003e\n\u003cli\u003ePort to Port Length: 165 mm (4.19\")\u003c\/li\u003e\n\u003cli\u003eCast Iron Housing with 2-blot flanges\u003c\/li\u003e\n\u003cli\u003eExternal Control Signal: PWM (if absent Pump runs at full speed)\u003c\/li\u003e\n\u003cli\u003eNominal Power Consumption: 180 Watts\u003c\/li\u003e\n\u003cli\u003ePower Supply: 220-240V\/1Ph\/60Hz\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003ePerfromance Curve:\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/curve_4c5fc17a-08c5-42d9-ba82-923b46827f48.png?v=1718036980\"\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation Position:\u003c\/h2\u003e\n\u003cp\u003eThe pump must always be installed with horizontal motor shaft within ± 5 °. The pump should be installed in the system in such a way that no major amount of air flowing through the pump or gathering in the pump housing will affect the pump when it is out of operation. If, in addition, a check valve is installed in the flow pipe, there is a high risk of dry running as the air cannot pass the valve.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe pump is designed to be installed pumping upwards or downwards.\u003c\/li\u003e\n\u003cli\u003eArrows on the pump housing indicate the liquid flow direction through the pump.\u003c\/li\u003e\n\u003cli\u003eif the pump is installed horizontally, the conduit box must point downwards. Be aware that the pump connection, flange or union nut, might interfere with the control box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/1_ba086495-0caf-4674-8975-b1bc54c7088b.png?v=1718037344\"\u003e\u003c\/p\u003e\n\u003cp\u003eWhen making pipe connections, follow the piping manufacturer's recommendations\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInsert the check valve, if required.\u003c\/li\u003e\n\u003cli\u003eRefer to the arrows on the pump housing that indicate the direction of the liquid flow through the pump.\u003c\/li\u003e\n\u003cli\u003eInstall the pump with horizontal motor shaft.\u003c\/li\u003e\n\u003cli\u003eFit gaskets to the pump ends.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePWM Signal \u0026amp; Wiring:\u003c\/h2\u003e\n\u003cp\u003eGRUNDFOS UPML and UPMXL PWM circulators are controlled via a digital low-voltage pulse-width modulation (PWM) signal which means that the speed of rotation depends on the input signal. The speed changes as a function of the input profile. These communication signals are standardized in the VDMA Einheitsblatt 24224 “Wet runner circulating pumps - Specification of PWM control signals”.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eDigital low-voltage PWM signal\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe square-wave PWM signal is designed for a 100 to 4000 Hz frequency range. The PWM signal is used to select the speed (speed command) and as feedback signal. The PWM frequency of the feedback signal is fixed at 75 Hz in the pump.\u003cbr\u003eDuty cycle: d % = 100 x t\/T\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/3_7987c905-2f54-4b53-bbf6-fba7c032277b.png?v=1718037547\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/2_c5c17140-d737-4a20-b2dd-6c0affb7cd64.png?v=1718037547\" alt=\"\"\u003ePWM Wiring\u003c\/h3\u003e\n\u003cp\u003eThe UPML\/UPMXL PWM pumps are externally speed-controlled by a digital low-voltage PWM signal. To enable pump control, a signal cable is required.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePWM A profile for Heating: Without signal the pump will always run at maximum speed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe signal cable has two or three leads. The signal cable must be connected to the control box by a dubox housing with an FCI terminal block and terminals.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/4_820fa6fb-3f68-4e03-b60e-57d3a27ad8d2.png?v=1718037713\"\u003e\u003c\/p\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cp\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/download_be8f8513-b8c8-4c29-ad6a-2057fe54432a.png?v=1738246546\"\u003e\u003cspan lang=\"EN-US\" style=\"font-size: 11.0pt; font-family: 'Aptos',sans-serif; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin; mso-bidi-font-family: Aptos; mso-ansi-language: EN-US; mso-fareast-language: FR-CA; mso-bidi-language: AR-SA;\"\u003e\u003c!--[endif]--\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Manual\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/UPMXL_-_USA_115V.pdf?v=1718038077\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/Submittal_3_5f00fe2b-1d51-4aee-9efa-74cd3dbbe9cf.png?v=1714067278\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!----\u003e","brand":"Hydro Solar Innovative Energy","offers":[{"title":"Default Title","offer_id":46780502245622,"sku":"","price":554.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/grundfos-upmxl-25-124-230v-power-with-pwm-modulation-signal-40755894124790.png?v=1718036509","url":"https:\/\/hydrosolar.ca\/en-us\/products\/grundfos-upmxl-25-124-230v-power-with-pwm-modulation-signal","provider":"Hydro Solar Innovative Energy","version":"1.0","type":"link"}