HVAC simulation software

[juicetavo]

Hello everyone,
I was wondering if there are any HVAC simulation softwares which will allow me to simulate diferent configurations for a 40 ton air conditioning and refrigeration system. If there are could you recommend any?

thank you all in advanced

[Brian_UK]

Try one of the best free items of software available..

Coolpack,,,
http://www.ipu.dk/English/IPU-Manufacturing/Refrigeration-and-energy-technology/Downloads/CoolPack.aspx

[RusBuka]

+1 and read befor using tutorial.

[juicetavo]

Try one of the best free items of software available..

Coolpack,,,
http://www.ipu.dk/English/IPU-Manufacturing/Refrigeration-and-energy-technology/Downloads/CoolPack.aspx

Thank you! I'll check it out

Is there any non-free software that you would recommend? just for reference

[TRASH101]

There is a chap on here that did a neat little calculator/simulator. Don't know if its free anymore but bloody useful none the less. Perhaps if he reads this he'll give you a copy :)