nuvotem a talema group company toroidal transformer data sheet 62 5 va open style, with leads . 230v primary, dual secondaries nuvotem talema , units w - x, gweedore business park, derrybeg, co. donegal, ireland, f92 at8f tel:+353 7495 48666 fax : +353 7495 48139 email: info@nuvotem.com www.nuvotem.com high quality open style toroidal transformers with a single 230v/50 - 60hz primary winding. twin secondary windings may be connected in series or parallel, or used independently nuvotem part number full load vsec [v] rated current per sec [a] no load vsec [v] dc resistance [ohms] @ 25'c dekra certificate 0625p1 - 2 - 040 2 x 40 7.813 2 x 42.31 2 x 0.1418 2161054.02 0625p1 - 2 - 045 2 x 45 6.944 2 x 47.38 2 x 0.1792 2161054.02 0625p1 - 2 - 050 2 x 50 6.250 2 x 52.44 2 x 0.1998 2161054.02 0625p1 - 2 - 055 2 x 55 5.682 2 x 57.96 2 x 0.2509 2161054.02 primary winding input voltage range : 207v C 253v (230v +/ - 10%) @ 50/60hz dc resistance @ 25'c = approx 1.7 ohms losses iron losses 2.95 watts approx copper losses 39.0 watts approx temperature class winding wire (primary & secondary) class h (180'c) insulation between input and output class b (130'c) connection lead insulation class a (105'c) standards approved to ul506 & ul5085 : file e215495 approved to en61558 : dekra certificate 2161054.02 conforms to en60065, v de0550, bs415. physical data approximate dimensions diameter 136mm* height 68mm * measured away from leadout bulge; allow extra 4mm at leads . approximate weight 4.30 kg terminations primary solid copper conductors (extension of winding wire), ins ulated over their entire length with 105c pvc tubing. double - insulated over entire length with 105c pvc tubing. 150mm long, 10mm tinned ends. secondary solid copper conductors (extension of winding wire), insulated over their entire length with 105c pvc tubing. 150mm long, 10mm tinned ends. mounting hardware each transformer is supplied with a mounting kit, comprising: neoprene insulating disc 2 pieces dished steel washer 1 piece primary 230v @ 50 - 60hz secondary: 2 x vsec @ 31 2 . 5 va each suitable for series/parallel connection
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