Toroidal Transformer Data Sheet

Toroidal Transformer Data Sheet
Standard Power Transformers 15VA
2x115V Primaries, Dual Secondaries
High quality open style toroidal transformers with dual 115V a.c. 50/60Hz primary windings, suitable for series connection
to 230V or parallel connection to 115V input.
Twin secondary windings may be connected in series or parallel or used independently.
115V
0V
Vsec
Brown
Red
Violet
Black
115V Grey
Yellow
Red
Blue
91935-P2S2
91936-P2S2
91937-P2S2
91938-P2S2
91939-P2S2
0V
Vsec
Secondary: 2 x Vsec @ 7.5VA Each
Suitable for Series/Parallel connection
0V
0V
Part Number
Primary: 2 x 115V @ 50/60Hz
Series Connection to 230V supply
or Parallel Connection to 115V supply
Full Load Vsec Rated Current per Sec No Load Vsec
[V]
[A]
[V]
2x6
1.250
2 x 7.02
2x9
0.833
2 x 10.42
2 x 12
0.625
2 x 13.89
2 x 15
0.500
2 x 17.29
2 x 18
0.417
2 x 20.92
DC Resistance
[Ohms] @ 25'C
2 x 0.4789
2 x 1.0092
2 x 1.6850
2 x 2.6122
2 x 4.0612
Primary Winding
Input Voltage Range : 103.5V-126.5V (115V +/- 10%) @ 50/60Hz
(Primaries in Parallel)
or 207V–253V (230V +/- 10%) @ 50/60Hz
(Primaries in Series)
DC Resistance @ 25'C = Approx 153 Ohms (when connected in series)
DC Resistance @ 25'C = Approx 153 Ohms
Magnetising Current @ 230V = Approx 2.6mA
Magnetising Current @ 253V = Approx 14.0mA
Losses
Iron Losses
Copper Losses
Temperature Class
Winding Wire (Primary & Secondary)
Insulation between input and output
Connection lead insulation
Standards
Approved to UL506 : File E215495
Approved to EN61558 : KEMA Certificate 2060938
Conforms to EN60065, VDE0550, BS415.
Physical Data
Approximate Dimensions
Diameter
Height
Approximate Weight
0.30 Kg
0.2 Watts approx
2.6 Watts approx
Class H (180'C)
Class B (130'C)
Class A (105'C)
60mm*
31mm
* Measured away from leadout bulge; Allow extra 4mm at leads.
Terminations
Mounting Hardware
Primary
UL1569 Flexible leads, 150mm Long with 10mm stripped ends,
double-insulated over entire length with PVC tubing.
Secondary
Solid copper conductors (extension of winding wire),
insulated over their entire length with PVC tubing.
150mm Long, 10mm tinned ends.
Each transformer is supplied with a mouting kit, comprising:
Neoprene Insulating disc
2 pieces
Dished Steel Washer
1 piece
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