Hi: The end equipment standard for treadmills is IEC 335-1 Third edition 1991-04 (EN 60335-1). It states that isolating and safety isolating xfmrs shall comply with IEC 742 (EN 60742) under Clause 24.1.1.
Regards, C. Johnson Canadian Standards Association Pacific Region [email protected] tel: (604) 244-6574 fax: (604-244-6600

