Source google image: http://1.bp.blogspot.com/-ZrVHcCAY23Y/U48AWh92_ZI/AAAAAAAAAKs/0OxUBkxBfog/s1600/sch%C3%A9ma+frigorifique_CEG-11-TN-TZ-SSY2-EXE-C.jpg
Schema electrique cta
Source google image: http://1.bp.blogspot.com/-ZrVHcCAY23Y/U48AWh92_ZI/AAAAAAAAAKs/0OxUBkxBfog/s1600/sch%C3%A9ma+frigorifique_CEG-11-TN-TZ-SSY2-EXE-C.jpg