nuvotem a talema group company toroi dal transformer data sheet 225 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 0225p1 - 2 - 012 2 x 12 9.375 2 x 13.14 2 x 0.0574 2161054.01 0225p1 - 2 - 015 2 x 15 7.500 2 x 16.32 2 x 0.0901 2161054.01 0225p1 - 2 - 018 2 x 18 6.250 2 x 19.71 2 x 0.1245 2161054.01 0225p1 - 2 - 025 2 x 25 4.500 2 x 27.42 2 x 0.2491 2161054.02 0225p1 - 2 - 030 2 x 30 3.750 2 x 32.86 2 x 0.3709 2161054.02 0225p1 - 2 - 055 2 x 55 2.045 2 x 59.82 2 x 1.1809 2161054.02 primary winding input voltage range : 207v C 253v (230v +/ - 10%) @ 50/60hz dc resistance @ 25'c = approx 7.3 ohms losses iron losses 1.19 watts approx copper losses 25.0 watts approx temperature class winding wire (primary & secondary) class h (180'c) insulation between input and output class b (130'c) connection lead insul ation class a (105'c) standards approved to ul506 & ul5085 : file e215495 approved to en61558 : dekra certificates 2161054.01 and 2161054.02 (see table above) conforms to en60065, vde0550, bs415. physical data approximate dimensions diameter 112mm* height 47mm * measured away from leadout bulge; allow extra 4mm at leads . approximate weight 1.90 kg terminations primary solid copper conductors (extension of winding wire), insulated 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 @ 112.5 va each suitable for series/parallel connection
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