Variable Voltage Technology Ltd


Datasheet for Mullard 3-3 mono HT Transformer VTH112300


Picture:dpc12737.jpg Specification
  • Primary: 10-0-200-220-240 VRMS 50/60Hz
  • Output: 300-0-300 VRMS 80mA 6.3ct 1A 6.3v 1A For Mullard 3-3
  • Construction: Iron Laminated. Double insulated
  • Treatment: Vacuum Varnish Impregnated
  • Application: HT Anode and Heater supplies
  • Range: Standard
Mounting arrangement Picture:dpm12798.jpg Mechanical Dimensions
Size Width (W) Depth (D) Height Above (HA) Height Below (HB) Fix Centres (FWxFD) Cutout (CWxCD) Fix Size Weight
Patt29x1/1/2 DT 3 inch(76mm) 2 1/2 inch(64mm) 2 3/8 inch(60mm) 5/8 inch(16mm) 2 1/2 inch x 2 inch(64mm 51mm) 2 1/8 inch x 1 3/4 inch(54mm x 44mm) 3/16 inch(M4) .
Circuit
Picture:dpe12581.jpg Picture:dpe12582.jpg Picture:dpe12738.jpg
Connections
Function Connection
10 Volts Pin 13
0 Volts Pin 14
200 Volts Pin 16
220 Volts Pin 17
240 Volts Pin 18
HT Anode A Pin 12
HT Centre(Ground) Pin 11
HT Anode B Pin 10
Rectifier Filament A Pin 9
Rectifier Filament B Pin 7
Heater A Blue sleeved wire (A)
Heater Centre Black sleeved wire
Heater B Blue sleeved wire (B)

Application Notes
  • Safety note: Warning. This part may be connected to high voltage. Disconnect then discharge for 5 minutes before working on circuit.

Reference Information
Order Code VTH112300
Drawing Number DTX12926
Control Project DBQ11445
Datasheet Number DTX12926-1300 Issue 6
Page Updated 30 Jan 2006

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