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What is the temperature range between EWT and LWT in a Chiller?

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Question ajoutée par Nasir Jamal Khan , Piping Engineer , Simar Infrastructures Ltd.
Date de publication: 2014/05/09
Muhammad Arsalan Siddiqui
par Muhammad Arsalan Siddiqui , Associate Director (MEP) , JLL

Normally Range difference is5.5 to6 dec C

12.2 -6.7 (approximately) Dec C

Irfan Khan
par Irfan Khan , HVAC Supervisor , GECO Mechanical elactrical

What is chilled water temperature leaving and entering temp and how many difference

4to6 degree temperature difference

Eg.... Let EWT 12 then LWT should be 8 degree. Is good. 

Utilisateur supprimé
par Utilisateur supprimé

ewt - entering water temperature  50 -55 Fahrenheit lwt - leaving water temperature-42 -45 Fahrenheit.

 

Salman Ali Ammar
par Salman Ali Ammar , MEP Coordinator , Al Fara'a General Contracting

Generally its6.7 to12 deg C. But if designer wants to decrease the air side load, it can be adjusted to5.5 to12 deg C. These two are the most common practices.

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