Variable Voltage Technology Ltd


Datasheet for Mullard 3-3 mono HT Transformer VTH112200


Picture:dpc12757.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:dpm12797.jpg Mechanical Dimensions
Size Width (W) Depth (D) Height (H) Core/frame (L) Fix Centres (FWxFHxFD) Fix Size Pin Length(P) Weight
Patt29x1/1/2 FR 3 1/8 inch(79mm) 2 3/4 inch(70mm) 2 5/8 inch(67mm) 2 5/8 inch(67mm) 2 1/8 inch x 2 1/8 inch x 2 1/8 inch(54mm x 54mm x 54mm) 3/16 inch(M4) 1/4 inch(6mm) .
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 Pin 6
Heater Centre Pin 5
Heater B Pin 4

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 VTH112200
Drawing Number DTX12926
Control Project DBQ11445
Datasheet Number DTX12926-1200 Issue 6
Page Updated 30 Jan 2006

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