PDA

View Full Version : required temperature for the radiator







ginger jiang
27-02-2009, 06:41 AM
hi,is there anyone knows the required water temperature for the radiator in Europe?

nike123
27-02-2009, 06:44 AM
EN442 standard temperature is 75C flow/65C return ( ΔT of 50K)

frank
27-02-2009, 05:57 PM
50K :eek:

Should that be 15k? :D

nike123
28-02-2009, 02:01 AM
50K :eek:

Should that be 15k? :D

50K difference between radiator mean temperature and room air temperature.

10K (75/65) difference between water in and water out.

frank
01-03-2009, 06:40 AM
Ahh, a TD not a DT. That's what threw me. :)

nike123
01-03-2009, 07:16 AM
Ahh, a TD not a DT. That's what threw me. :)

Sorry for confusion Frank, but that is how I found it in this document:

http://farm4.static.flickr.com/3586/3317843989_ebe445061b_o_d.png