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Key Features:

Hammond "300" Series Plate & Filament Power

Part
Number

VA
A.C.
High Voltage
Secondary
R.M.S.

Bias Tap
with High
Voltage
C.T.
Grounded
(VAC)

Filament #1
(VAC)

Filament #2
(VAC)

Filament #3
(VAC)

Filament #4
(VAC)

Thumbnail
Photo

Dimension
Reference
(See Table
Below)
OR .pdf
Spec. Sheet


Reader
File
363AX
32
200V C.T.
@ 115ma.
50
5V C.T.
@ 2A
-
-
-
-
X6
-
369AX

40

250V C.T.
@ 115ma.

50

6.3V C.T.
@ 2A

-

-

-

-

X6

-
369BX

39

300V C.T.
@ 86ma.

50

6.3V C.T.
@ 2A

-

-

-

-

X6

-
363CX

119

360V C.T.
@ 288ma.

50

5V C.T.
@ 3A

-

-

-

-

X11

-
369EX

45

380V C.T.
@ 75ma.

50

6.3V C.T.
@ 2.5A

-

-

-

-

X6

-
369HX
120
450V C.T.
@ 150ma.
50
5V C.T.
@ 3A
6.3V C.T.
@ 6A
-
-
-
-
PDF Download
369K
369KX
188
450V C.T.
@ 300ma.
50
5V C.T.
@ 3A
6.3V C.T.
@ 6A
-
-
-
-
PDF Download
373K
370X
41
480V C.T.
@ 46ma.
50
5V C.T.
@ 2A
6.3V C.T.
@ 1.5A
-
-
-
X6
-
370AX

44

480V C.T.
@ 58ma.

50
6.3V C.T.
@ 2.5A

-

-

-

-

X6

-
369GX

50

450V C.T.
@ 75ma.

50

6.3V C.T.
@ 2.5A

-

-

-

-

X6

-
369JX

50

500V C.T.
@ 69ma.

50

6.3V C.T.
@ 2.5A

-

-

-

-

X6

-
370CAX
66
500V C.T.
@ 81ma.
50
5V C.T.
@ 2A
6.3V C.T.
@ 2.5A
-
-
-
X8
-
370JX
133
500V C.T.
@ 161ma.
50
5V C.T.
@ 3A
6.3V C.T.
@ 6A
-
-
-
-
PDF Download
369K
370KX
229
500V C.T.
@ 322ma.
50
5V C.T.
@ 6A
6.3V C.T.
@ 6A
-
-
-
-
PDF Download
372K
370DAX
76
520V C.T.
@ 104ma.
50
6.3V C.T.
@ 3.5A
-
-
-
-
X8
-
370DAZ
76
520V C.T.
@ 104ma.
50
6.3V C.T.
@ 3.5A
-
-
-
-
Z10
-
370BX

55

550V C.T.
@ 58ma.

50

5V C.T.
@ 2A

6.3V C.T.
@ 2A

-

-

-

X7

-
370CX
59
550V C.T.
@ 75ma.
50
6.3V C.T.
@ 0.6A
6.3V C.T.
@ 2.5A
-
-
-
X7
-
370DX
86
550V C.T.
@ 104ma.
50

5V C.T.
@ 2A

6.3V C.T.
@ 3A

-
-
-
X8
-
370EX
119
550V C.T.
@ 144ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 4A

-

-

-

X11

-
370FX

141

550V C.T.
@ 173ma.

50

5V C.T.
@ 3A

6.3V C.T.
@ 5A

-

-

-

X20

-
370HX

180

550V C.T.
@ 230ma.

50

5V C.T.
@ 3A

6.3V C.T.
@ 6A

-

-

-

X20

-
370LX
340
550V C.T.
@ 460ma.
50
5V C.T.
@ 6A
6.3V C.T.
@ 9A
-
-
-
-
PDF Download
366K
370MX
403
550V C.T.
@ 575ma.
50
5V C.T.
@ 6A
6.3V C.T.
@ 9A
-
-
-
-
PDF Download
368K
371X
63
560V C.T.
@ 69ma.
50

5V C.T.
@ 2A

6.3V C.T.
@ 2A

-
-
-
X7
-
372BX

98

600V C.T.
@ 115ma.

50

5V C.T.
@ 2A

6.3V C.T.
@ 3A

-

-

-

X10

-
372DX
127
600V C.T.
@ 144ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 4A

-

-

-

X11

-
372FX

150

600V C.T.
@ 173ma.

50

5V C.T.
@ 3A

6.3V C.T.
@ 5A

-

-

-

X20

-
302AX

198

600V C.T.
@ 230ma.

50

2.5V C.T.
@ 2.5A

5V C.T.
@ 3A

6.3V C.T.
@ 6A

2.5V C.T.
@ 2.5A

-

X13

-
372HX
191
600V C.T.
@ 230ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 6A

-

-

-

X13

-
372JX

243

600V C.T.
@ 288ma.

50

5V C.T.
@ 4A

6.3V C.T.
@ 8A

-

-

-

X14

PDF Download
275K
372KX
432
600V C.T.
@ 575ma
50
5V C.T.
@ 6A
6.3V C.T.
@ 9A
-
-
-
-
PDF Download
371K
372LX
520
600V C.T.
@ 690ma
50
5V C.T.
@ 6A
6.3V C.T.
@ 12A
-
-
-
-
PDF Download
370K
372X
75
620V C.T.
@ 81ma.
50
5V C.T.
@ 2A
6.3V C.T.
@ 2.4A
-
-
-
X8
-
376X
157
640V C.T.
@ 173ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 5A

-

-

-

X20

-
373AZ
49
650V C.T.
@ 46ma.
50

5V C.T.
@ 2A

6.3V C.T.
@ 2A

-
-
-
Z11
-
373CZ
159
650V C.T.
@ 173ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 5A

-

-

-

Z12

-
373EX
311
650V C.T.
@ 345ma.
50
5V C.T.
@ 6A
6.3V C.T.
@ 9A
-
-
-
-
PDF Download
368K
373FX
386
650V C.T.
@ 460ma.
50
5V C.T.
@ 6A
6.3V C.T.
@ 9A
-
-
-
-
PDF Download
371K
373DX
101
700V C.T.
@ 104ma.
50

5V C.T.
@ 2A

6.3V C.T.
@ 3A

-

-

-

X10

-
373DZ
101
700V C.T.
@ 104ma.
50

5V C.T.
@ 2A

6.3V C.T.
@ 3A

-

-

-

Z13

-
373X

125

700V C.T.
@ 127ma.

50

5V C.T.
@ 2A

6.3V C.T.
@ 4A

-

-

-

X11

-
373BX

187

700V C.T.
@ 201ma.

50

5V C.T.
@ 3A

6.3V C.T.
@ 5A

-

-

-

X13

-
373HX
369
700V C.T.
@ 403ma.
50
5V C.T.
@ 6A
6.3V C.T.
@ 9A
-
-
-
-
PDF Download
370K
373JX
710
700V C.T.
@ 863ma.
50
5V C.T.
@ 6A
6.3V C.T.
@ 12A
-
-
-
-
PDF Download
371K
374AX
136
720V C.T.
@ 138ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 3.5A

-

-

-

X11

-
374X
141
750V C.T.
@ 127ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 5A

-

-

-

X20

-
374BX

200

750V C.T.
@ 201ma.

50

5V C.T.
@ 3A

6.3V C.T.
@ 6A

-

-

-

X13

PDF Download
288K
375X
171
800V C.T.
@ 155ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 5A

-

-

-

X20

-
378X

237

800V C.T.
@ 230ma.

50

5V C.T.
@ 3A

6.3V C.T.
@ 6A

-

-

-

X22

PDF Download
288K
300BX

280

800V C.T.
@ 288ma.

50

5V C.T.
@ 1.2A

5V C.T.
@ 3A

6.3V C.T.
@ 6A

-

-

X15

PDF Download
323K
378CX

465
800V C.T.
@ 534ma.

50

6.3V C.T.
@ 6A

-

-

-

-

X21

PDF Download
267K
NEW!
379WX
940
800V C.T.
@ 1.06 A
or 850V C.T.
@ 1A
60*
6.3V C.T.
@12A
-
-
-
Click Here To Enlarge
X23
PDF Download
267K
379X
193
850V C.T.
@ 173ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 5A

-

-

-

X22

-
382X
283
1,000V C.T.
@ 230ma.
50

5V C.T.
@ 3A

6.3V C.T.
@ 6A

-

-

-

X15

-

*Note: 60 VAC winding for bias supply - on our 379WX is a separate winding (maximum current of 200 ma.)
Note: See our PDF Design Guide for rectifier use suggestions.

Schematic Data:

300 Series Sch.

NOTE:
The gray shield wire (not shown) is not brought out of the transformer
and is connected internally to a ground lug on the transformer end bell.

 

See WIRING TABLE (below) for proper connections & phasing

Dimension Table:

Vertical Mount ("X" mounting)

300 Series 3-D Drawing

Mtg.
Style

Dimensions (Inches)

G - Mtg. Slot

A

B

C

D

E

X2

1.88

2.44

2.50

1.50

1.56

.19 X .31

X4

2.19

2.50

2.63

1.75

1.44

.19 X .25

X5

2.19

2.63

2.63

1.75

1.56

.19 X .25

X6

2.50

2.75

3.06

2.00

1.69

.203 X .38

X7

2.50

3.00

3.06

2.00

1.94

.203 X .38

X8

2.50

3.25

3.06

2.00

2.19

.203 X .38

X9

2.50

3.75

3.06

2.00

2.69

.203 X .38

X10

3.13

3.50

3.81

2.50

2.19

.203 X .38

X11

3.13

3.75

3.81

2.50

2.44

.203 X .38

X13

3.75

4.00

4.56

3.00

2.81

.203 X .38

X14

3.75

4.50

4.56

3.00

3.31

.203 X .38

X15

3.75

5.00

4.56

3.00

3.81

.203 X .38

X19

3.13

4.00

3.81

2.50

2.69

.203 X .38

X20

3.13

4.25

3.81

2.50

2.94

.203 X .38

X21

4.38

6.00

5.50

3.50

4.00

.203 X .38

X22

3.75

4.19

4.56

3.00

3.06

.203 X .38
X23
5.35
6.40
6.40
3.50
4.50
.203 X .63


Horizontal Mount ("Z" mounting)

Click Here To Enlarge
(click to enlarge)

Mtg.
Style
Dimensions (Inches)
A
B
C
D
F
G
H
J
Z10
2.25
2.81
3.50
2.50
2.44
1.30
3.38
2.81
Z11
2.50
2.81
3.45
1.87
2.44
1.25
3.38
2.81
Z12
2.50
3.15
4.08
2.06
2.69
1.84
3.75
3.13

Z13
2.50
3.15
3.60
2.06
2.69
1.39
3.75
3.13

Outline & Schematic Diagrams

Part Number

Reader
File

Drawing File Size
370DAZ
PDF Download
110K
373AZ
PDF Download
125K
373CZ
PDF Download
119K
373DZ
PDF Download
122K

Wiring Table:

Primary Supply
Primary Wiring Diagram
Secondary Wiring Data
100 VAC
100 VAC Wiring
Wiring Color Code download
Adobe Reader file (.pdf) (34K)
110 VAC
110 VAC Wiring
Wiring Color Code download
Adobe Reader file (.pdf) (34K)
120 VAC
120 VAC Wiring
Wiring Color Code download
Adobe Reader file (.pdf) (34K)
200 VAC
200 VAC Wiring
Wiring Color Code download
Adobe Reader file (.pdf) (34K)
220 VAC
220 VAC Wiring
Wiring Color Code download
Adobe Reader file (.pdf) (34K)
240 VAC
240 VAC Wiring
Wiring Color Code download
Adobe Reader file (.pdf) (34K)


Downloads
PDF Download Catalog page(s) on JUST this series (344K)


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URL: http://www.hammondmfg.com