EN60335-2-30:1992 section 11.8 modifies table 3 of EN60335-1:1995 as follows:
Heaters for mounting at high levels and no limit fire guards and their immediate surrounds: Air outlet grilles and their immediate surrounds, if of metal and which are acessible to the test rod (notes 1, 2) fan heaters 175K other heaters 130K Other metal surfaces which are accessible to the test rod (note 1): if of metal 85K if of glass 100K Air-outlet grilles of built in heaters provided wth air-openings at floor level or sill level: if of metal 45K if of other materials 50K Surface of the felt pad (note 3) 60K notes: 1) "The test rod is 75mm in dia, of unrestricted length and with a hemispherical end." 2) "If the air outlet grille cannot be identified and the air is emitted through a substantial part of the enclosure, a temperature rise limit or 85K applies." 3) The felt pad is part of the tests of clause 11.2 and I'm not going to repeat all the test here 4) The temperatures given are RISES, not absolutes. 5) EN60335-2-23, the standard for hair care appliances, and EN60335-1, the general requirement, make no restrictions on the limit of temperature for the outlte grille of hairdryers etc. HTH Nick. >Dear All, > >For a floor-mounted unattended household appliance used in >bathrooms, what is the maximum air temperature which should be >measured at the heater grill? The heater element is something >similar to ones employed in portable cord-connected room heaters. > >From UL499, I was able to depict 65 deg C temperature rise at an >assumed ambient of 25 deg C. However, this does not seem to be >correct, since Listed portable room heaters and/or portable hair >dryers can produce air temperatures of up to 130 deg C. > >Can someone help? > > >Best Regards and Happy and Safe Holidays to All >PETER S. MERGUERIAN >MANAGING DIRECTOR >PRODUCT TESTING DIVISION >I.T.L. (PRODUCT TESTING) LTD. >HACHAROSHET 26, P.O.B. 211 >OR YEHUDA 60251, ISRAEL > >TEL: 972-3-5339022 >FAX: 972-3-5339019 >E-MAIL: [email protected] >Visit our Website: http://www.itl.co.il > >--------- >This message is coming from the emc-pstc discussion list. >To cancel your subscription, send mail to [email protected] >with the single line: "unsubscribe emc-pstc" (without the >quotes). For help, send mail to [email protected], >[email protected], [email protected], or >[email protected] (the list administrators). --------- This message is coming from the emc-pstc discussion list. To cancel your subscription, send mail to [email protected] with the single line: "unsubscribe emc-pstc" (without the quotes). For help, send mail to [email protected], [email protected], [email protected], or [email protected] (the list administrators).
