"Classic" Plate & Filament - Universal Primary (300 Series) Power Transformer Schematic 120V Blu (50V) Vio (CT) Red/Yel 110V Blu/Yel 100V Brn/Yel High Voltage Red 110V Blk/Red Blk/Yel Yel 100V Wht/Blk (CT) Yel/Blk Yel Grn 0V Wht (CT) Grn/Yel Grn Filament #2 (CT) Org 120V Blk Filament #3 Blk/Yel 0V Brn Filament #1 Red "CLASSIC" PLATE & FILAMENT UNIVERSAL PRIMARY POWER TRANSFORMERS • Primary: Universal - 100, 110, 120, 200, 220, 240 VAC 50/60 Hz. • Bias Tap: 50 VAC tap from high voltage secondary C.T. • Highpot tested: 2,000 VAC • Finish: Black powder painted to match our 1650 series of output transformers • Windings: Concentric wound for low stray field and low noise • Models: Includes our entire "200" SERIES range of units PLUS 2 models designed specifically for 300B tubes (Part Number 300BX) and 2A3 tubes (Part Number 302AX). • For a more economical, open frame, universal primary - see our "260" series. "X" Mounting Dimension Table Mtg. Style X2 X4 X5 X6 X7 X8 X9 X10 X11 X13 X14 X15 X19 X20 X21 X22 A 1.88 2.19 2.19 2.50 2.50 2.50 2.50 3.13 3.13 3.75 3.75 3.75 3.13 3.13 4.38 3.75 Dimensions (Inches) B C D E 2.44 2.50 1.50 1.56 2.50 2.63 1.75 1.44 2.63 2.63 1.75 1.56 2.75 3.06 2.00 1.69 3.00 3.06 2.00 1.94 3.25 3.06 2.00 2.19 3.75 3.06 2.00 2.69 3.50 3.81 2.50 2.19 3.75 3.81 2.50 2.44 4.00 4.56 3.00 2.81 4.50 4.56 3.00 3.31 5.00 4.56 3.00 3.81 4.00 3.81 2.50 2.69 4.25 3.81 2.50 2.94 6.00 5.50 3.50 4.00 4.19 4.56 3.00 3.06 "X" Mounting Drawing G - Mtg. Slot .19 X .31 .19 X .25 .19 X .25 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 .203 X .38 CANADA © EUROPE Guelph, Ontario (519) 822-2960 St. Laurent, Quebec (514) 343-9010 www.hammondmfg.com Cheektowaga, NY (716) 630-7030 40 USA Basingstoke, UK 01256 812812 AUSTRALIA Queenstown, Australia 61-8-8240-2244 "Classic" Plate & Filament - Universal Primary (300 Series) 363AX 369AX 369BX 363CX 369EX 370X 370AX 369GX 369JX 370CAX 370DAX 370DAZ 370BX 370CX 370DX 370EX 370FX 370HX 371X 372BX 372DX 372FX 302AX 372HX 372JX 372X 376X 373AZ 373CZ 373DX 373DZ 373X 373BX 374AX 374X 374BX 375X 378X 300BX 378CX 379X 382X Total Power (VA) 32 40 39 119 45 41 44 50 50 66 76 76 55 59 86 119 141 180 63 98 127 150 198 191 243 75 157 49 159 101 101 125 187 136 141 200 171 237 280 465 193 283 A.C. High Voltage Secondary R.M.S. 200V C.T. @ 115ma. 250V C.T. @ 115ma. 300V C.T. @ 86ma. 360V C.T. @ 288ma. 380V C.T. @ 75ma. 480V C.T. @ 46ma. 480V C.T. @ 58ma. 450V C.T. @ 75ma. 500V C.T. @ 69ma. 500V C.T. @ 81ma. 520V C.T. @ 104ma. 520V C.T. @ 104ma. 550V C.T. @ 58ma. 550V C.T. @ 75ma. 550V C.T. @ 104ma. 550V C.T. @ 144ma. 550V C.T. @ 173ma. 550V C.T. @ 230ma. 560V C.T. @ 69ma. 600V C.T. @ 115ma. 600V C.T. @ 144ma. 600V C.T. @ 173ma. 600V C.T. @ 230ma. 600V C.T. @ 230ma. 600V C.T. @ 288ma. 620V C.T. @ 81ma. 640V C.T. @ 173ma. 650V C.T. @ 46ma. 650V C.T. @ 173ma. 700V C.T. @ 104ma. 700V C.T. @ 104ma. 700V C.T. @ 127ma. 700V C.T. @ 201ma. 720V C.T. @ 138ma. 750V C.T. @ 127ma. 750V C.T. @ 201ma. 800V C.T. @ 155ma. 800V C.T. @ 230ma. 800V C.T. @ 288ma. 800V C.T. @ 534ma. 850V C.T. @ 173ma. 1,000V C.T. @ 230ma. Bias Tap (VAC) 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 Filament #1 (VAC) 5V C.T. @ 2A 6.3V C.T. @ 2A 6.3V C.T. @ 2A 5V C.T. @ 3A 6.3V C.T. @ 2.5A 5V C.T. @ 2A 6.3V C.T. @ 2.5A 6.3V C.T. @ 2.5A 6.3V C.T. @ 2.5A 5V C.T. @ 2A 6.3V C.T. @ 3.5A 6.3V C.T. @ 3.5A 5V C.T. @ 2A 6.3V C.T. @ 0.6A 5V C.T. @ 2A 5V C.T. @ 3A 5V C.T. @ 3A 5V C.T. @ 3A 5V C.T. @ 2A 5V C.T. @ 2A 5V C.T. @ 3A 5V C.T. @ 3A 2.5V C.T. @ 2.5A 5V C.T. @ 3A 5V C.T. @ 4A 5V C.T. @ 2A 5V C.T. @ 3A 5V C.T. @ 2A 5V C.T. @ 3A 5V C.T. @ 2A 5V C.T. @ 2A 5V C.T. @ 2A 5V C.T. @ 3A 5V C.T. @ 3A 5V C.T. @ 3A 5V C.T. @ 3A 5V C.T. @ 3A 5V C.T. @ 3A 5V C.T. @ 1.2A 6.3V C.T. @ 6A 5V C.T. @ 3A 5V C.T. @ 3A Filament #2 (VAC) 6.3V C.T. @ 1.5A 6.3V C.T. @ 2.5A 6.3V C.T. @ 2A 6.3V C T @ 2.5A 6.3V C.T. @ 3A 6.3V C.T. @ 4A 6.3V C.T. @ 5A 6.3V C.T. @ 6A 6.3V C.T. @ 2A 6.3V C.T. @ 3A 6.3V C.T. @ 4A 6.3V C.T. @ 5A 5V C.T. @ 3A 6.3V C.T. @ 6A 6.3V C.T. @ 8A 6.3V C.T. @ 2.4A 6.3V C.T. @ 5A 6.3V C.T. @ 2A 6.3V C.T. @ 5A 6.3V C.T. @ 3A 6.3V C.T. @ 3A 6.3V C.T. @ 4A 6.3V C.T. @ 5A 6.3V C.T. @ 3.5A 6.3V C.T. @ 5A 6.3V C.T. @ 6A 6.3V C.T. @ 5A 6.3V C.T. @ 6A 5V C.T. @ 3A 6.3V C.T. @ 5A 6.3V C.T. @ 6A "Z" Mounting - Drawing D Filament #4 (VAC) 2.5V C.T. @ 2.5A - Dimension Reference X6 X6 X6 X11 X6 X6 X6 X6 X6 X8 X8 Z10 X7 X7 X8 X11 X20 X20 X7 X10 X11 X20 X13 X13 X14 X8 X20 Z11 Z12 X10 Z13 X11 X13 X11 X20 X13 X20 X22 X15 X21 X22 X15 "Z" Mounting - Dimension Table Mtg. Style Z10 Z11 Z12 Z13 C J F Filament #3 (VAC) 6.3V C.T. @ 6A 6.3V C.T. @ 6A - B A 2.25 2.50 2.50 2.50 B 2.81 2.81 3.15 3.15 Dimensions (Inches) C D F G 3.50 2.50 2.44 1.30 3.45 1.87 2.44 1.25 4.08 2.06 2.69 1.84 3.60 2.06 2.69 1.39 H 3.38 3.38 3.75 3.75 J 2.81 2.81 3.13 3.13 H G For wiring diagrams - visit our website: www.hammondmfg.com A EUROPE Basingstoke, UK 01256 812812 AUSTRALIA Queenstown, Australia 61-8-8240-2244 CANADA www.hammondmfg.com Guelph, Ontario (519) 822-2960 St. Laurent, Quebec (514) 343-9010 41 Cheektowaga, NY (716) 630-7030 USA © Power Part Number