nuvotem
A Talema Group Company
Toroidal Transformer Data Sheet
625VA Open Style, with Leads.
230V Primary, Dual Secondaries
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
Primary 230V @ 50-60Hz
Secondary: 2 x Vsec @ 312.5VA Each
Suitable for Series/Parallel connection
Nuvotem
Full Load
Vsec [V]
2 x 40
2 x 45
2 x 50
Rated Current
per Sec [A]
7.813
No Load
Vsec [V]
2 x 42.31
2 x 47.38
2 x 52.44
2 x 57.96
DC Resistance
[Ohms] @ 25'C
2 x 0.1418
DEKRA
Part Number
0625P1-2-040
0625P1-2-045
0625P1-2-050
0625P1-2-055
Certificate
2161054.02
2161054.02
2161054.02
2161054.02
6.944
6.250
5.682
2 x 0.1792
2 x 0.1998
2 x 0.2509
2 x 55
Primary Winding
Losses
Input Voltage Range : 207V–253V (230V +/- 10%) @ 50/60Hz
DC Resistance @ 25'C = Approx 1.7 Ohms
Iron Losses
2.95 Watts approx
Copper Losses 39.0 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
Approximate Dimensions
Diameter
Height
136mm*
68mm
* Measured away from leadout bulge; Allow extra 4mm at leads.
4.30 Kg
Approximate Weight
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.
Mounting Hardware
Each transformer is supplied with a mounting kit, comprising:
Neoprene Insulating disc
Dished Steel Washer
2 pieces
1 piece
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