nuvotem
A Talema Group Company
Toroidal Transformer Data Sheet
500VA Encapsulated Style, with Leads.
Dual Primaries, Dual Secondaries
High quality encapsulated toroidal transformers with dual 115V/50-60Hz primary windings.
Twin secondary windings may be connected in series or parallel, or used independently
Primary 2x115V @ 50-60Hz
Suitable for Series/Parallel connection
Secondary: 2 x Vsec @ 250VA Each
Suitable for Series/Parallel connection
Nuvotem
Part Number
Full Load Rated Current
No Load
Vsec [V]
2 x 26.71
2 x 32.27
2 x 37.47
2 x 43.03
2 x 48.59
2 x 53.42
2 x 58.61
DC Resistance
[Ohms] @ 25'C
2 x 0.0789
DEKRA
Vsec [V]
2 x 25
2 x 30
2 x 35
2 x 40
2 x 45
2 x 50
2 x 55
per Sec [A]
10.000
8.333
Certificate
2161054.02
2161054.02
2161054.02
2161054.02
2161054.02
2161054.02
2161054.02
0500P1-2-025K
0500P1-2-030K
0500P1-2-035K
0500P1-2-040K
0500P1-2-045K
0500P1-2-050K
0500P1-2-055K
2 x 0.1188
2 x 0.1561
2 x 0.2043
2 x 0.2645
2 x 0.3267
2 x 0.3614
7.143
6.250
5.556
5.000
4.545
Primary Winding
Input Voltage Range :
Series: 207V–253V (230V±10%) @ 50/60Hz
Parallel: 103.5V–126.5V (115V±10%) @ 50/60Hz
DC Resistance @ 25'C = Approx 1.25 Ohms each
Losses
Iron Losses
2.36 Watts approx
Copper Losses 37.5 Watts approx.
Temperature Class
Winding Wire (Primary & Secondary)
Insulation between input and output
Connection lead insulation
Class H (180'C)
Class B (130'C)
Class A (105'C)
Standards
Approved to UL506 & UL5085 : File E215495
Approved to EN61558 : DEKRA Certificate 2161054.02
Conforms to EN60065, VDE0550, BS415.
Physical Data
Encapsulated in Black Cylindrical Case, with 8.2mm centre hole.
Case Diameter
Case Height
147.1mm
64.7mm
Approximate Weight
3.80 Kg
Terminations
Primary
Solid copper conductors (extension of winding wire),
insulated over their entire length with 105°C PVC tubing.
Double-insulated over entire length with 105°C PVC tubing.
150mm Long, 10mm tinned ends.
Secondary
Solid copper conductors (extension of winding wire),
insulated over their entire length with 105°C PVC tubing.
150mm Long, 10mm tinned ends.
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