{"product_id":"calpeda-cm-22-cast-iron-frequency-converter-ready-centrifugal-pump-for-industrial-liquids-with-open-impeller","title":"Calpeda CM 22 Cast Iron Frequency Converter Ready Centrifugal Pump for Industrial Liquids with Open Impeller","description":"\u003cp\u003eCompact hydraulic systems requiring elevated discharge capability can integrate the Calpeda CM 22 for handling emulsions and moderately contaminated liquids. The centrifugal open-impeller configuration supports unrestricted fluid passage across utility circulation duties and auxiliary service installations.\u003c\/p\u003e\u003cp\u003eDischarge head extends to 20.5 m while maintaining flow capacity up to 6.6 m³\/h, supporting increased pressure performance across medium-capacity circulation networks. Operation is driven through a 240V single-phase induction motor utilizing 0.55 kW rated output power with operating current of 4.5 A at approximately 2900 rpm.\u003c\/p\u003e\u003cp\u003eSuspended particles up to 4 mm can pass through the open impeller arrangement without creating internal hydraulic restriction. Dependable transfer behaviour is maintained across varying operating demand while handling lightly contaminated liquids and emulsions.\u003c\/p\u003e\u003cp\u003eCast iron construction across the casing and lantern bracket contributes structural rigidity during operating service. Mechanical shaft sealing is achieved through carbon ceramic seal faces with NBR elastomer support elements, while the motor assembly incorporates capacitor-start operation, internal thermal protection, IP54 enclosure protection, and class F insulation. Operating conditions support liquid temperatures from -10°C to 90°C with permissible working pressure up to 6 bar.\u003c\/p\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003eOpen impeller hydraulic geometry supporting suspended particle passage up to 4 mm\u003c\/li\u003e\n\u003cli\u003eCompact centrifugal layout assisting installation within confined service systems\u003c\/li\u003e\n\u003cli\u003eCast iron structural components supporting dimensional operating stability\u003c\/li\u003e\n\u003cli\u003eSingle-phase 240V motor operating at approximately 2900 rpm rotational speed\u003c\/li\u003e\n\u003cli\u003eIntegrated capacitor-start arrangement with built-in thermal protection\u003c\/li\u003e\n\u003cli\u003eCarbon ceramic mechanical sealing system with NBR elastomer support\u003c\/li\u003e\n\u003cli\u003eIP54 enclosure protection assisting resistance against dust and moisture exposure\u003c\/li\u003e\n\u003cli\u003eClass F insulated motor assembly supporting stable operating temperatures\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Calpeda","offers":[{"title":"Default Title","offer_id":50773059535095,"sku":"CM 22","price":1006.25,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/0116\/3767\/files\/calpeda-cm-22-cast-iron-frequency-converter-ready-centrifugal-pump-for-industrial-liquids-with-open-impeller.png?v=1778649348","url":"https:\/\/foundationpumps.com.au\/products\/calpeda-cm-22-cast-iron-frequency-converter-ready-centrifugal-pump-for-industrial-liquids-with-open-impeller","provider":"Foundation Pumps","version":"1.0","type":"link"}