Power Transformer - Dual Primary
Low Voltage PC Board Mount - Low Prole
229B20
www.hammondmfg.com
Features
• Low prole mounting, dual - split bobbin design.
• Low primary to secondary coupling, balanced wind-
ings, no electrostatic shield required and low EMF
radiation due to semi-toroidal design.
• Universal dual primary 115/230V - 50/60 Hz.
• High insulation - Hipot of 1,750V RMS.
• Class B insulation - 130 degrees C.
• C UL US recognized.
Mechanical
A 2.00” (51 mm)
B 2.50” (64 mm)
C 1.07” (27 mm)
D 0.50” (13 mm)
D1 0.50” (13 mm)
E 2.00” (51 mm)
PC Board Spacing 1.25” (32 mm)
Pin Size 0.02” x 0.04” (1 mm x 1 mm)
Electrical
Size (VA) 12
Primary 115 /230V, 50 /60Hz
Secondary (RMS) Series 20V C.T. @ 600ma
Secondary (RMS) Parallel 10V @ 1.2A
Regulaon 20%