166F28 Hammond Manufacturing, 166F28 Datasheet
166F28
Manufacturer Part Number
166F28
Description
TRANSFORMER 115VAC 28VCT .25A
Manufacturer
Hammond Manufacturing
Type
Standardr
Series
166r
Datasheet
1.166L10.pdf
(3 pages)
Specifications of 166F28
Maximum Power
7 VA
Primary Winding(s)
Single
Secondary Winding(s)
Single, Center Tap
Series Output Voltage @ Current
28 VAC @ 250mA
Mounting Type
Chassis Mount
Primary Voltage Rating
115 V
Secondary Voltage Rating
28 V
Mounting Style
Through Hole
Dimensions
71.37 mm L x 38.1 mm W x 42.93 mm H
Product
Power Transformers
Height
42.93 mm
Length
71.37 mm
Number Of Outputs
1
Operating Temperature Range
0 C to + 130 C
Termination Style
Solder Pin
Width
38.1 mm
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Parallel Output Voltage @ Current
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Filament & L.V. Rectifier Use - Single Primary (166 Series)
•
•
•
•
•
•
•
•
•
50/60 Hz. (see tables). If you require dual primary
117/234 operation, see our 266 series)
Economical single primary 115 VAC, 60 Hz. or 117 VAC,
All secondaries center tapped, VAC (RMS)
Open style, channel bracket, two hole chassis mount.
Minimum 6" long leads.
Dual bobbin design - no electrostatic shield required.
We use Class B insulation (130 degrees, C) for extra
protection - UL listed as a Class A (105 degree, C)
design.
Hi-Pot test of 2,000V RMS.
UL listed.
CSA certified.
©
FILAMENT & L.V. RECTIFIER USE
St. Laurent, Quebec (514) 343-9010
Cheektowaga, NY (716) 630-7030
Guelph, Ontario (519) 822-2960
Transformer Schematic
TRANSFORMERS
Blk
Blk
OPEN STYLE
CANADA
USA
Grn/Yel
Grn
Grn
www.hammondmfg.com
20
C10H
C11H
C12H
C13H
C14H
C15H
C16H
Style
Mtg.
C7H
C8H
C9H
C0H
C1H
C2H
C3H
C4H
C5H
C6H
Dimension Table "C" Mount
1.35
1.63
2.06
2.06
2.38
2.38
2.81
2.81
3.25
3.25
3.25
3.69
3.69
3.69
4.03
4.03
4.50
A
Queenstown, Australia 61-8-8240-2244
Dimensions
0.69
0.88
1.25
1.38
1.38
1.50
1.50
1.63
1.63
1.75
2.00
1.88
2.00
2.13
2.25
2.50
2.50
B
(Inches)
Basingstoke, UK 01256 812812
0.69
0.81
1.19
1.19
1.38
1.38
1.69
1.69
2.00
2.00
2.00
2.31
2.31
2.31
2.63
2.63
3.00
C
AUSTRALIA
EUROPE
1.06
1.38
1.75
1.75
2.00
2.00
2.38
2.38
2.81
2.81
2.81
3.13
3.13
3.13
3.56
3.56
4.00
D
Mtg. Hole
(Inches)
0.125
0.125
0.187
0.187
0.187
0.187
0.187
0.187
0.187
0.187
0.187
0.187
0.187
0.187
0.187
0.187
0.203
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166F28 Summary of contents
Page 1
... Filament & L.V. Rectifier Use - Single Primary (166 Series) OPEN STYLE FILAMENT & L.V. RECTIFIER USE TRANSFORMERS • Economical single primary 115 VAC, 60 Hz. or 117 VAC, 50/60 Hz. (see tables). If you require dual primary 117/234 operation, see our 266 series) • All secondaries center tapped, VAC (RMS) • ...
Page 2
... C4H 166L25 50 115 V 60 Hz. 166M25 0.7 C7H 75 115 V 60 Hz. 1 C7H 166L25B 50.4 115 V 50/60 Hz. 1.2 C8H 166F28 7 115 V 60 Hz. 1.2 C9H 166G28 14 115 V 60 Hz. Guelph, Ontario (519) 822-2960 www.hammondmfg.com St. Laurent, Quebec (514) 343-9010 21 Cheektowaga, NY (716) 630-7030 Secondary (R.M.S.) Dim Ref. ...
Page 3
Filament & L.V. Rectifier Use - Single Primary (166 Series) Secondary (R.M.S.) Part No. VA Primary VAC 166J28 28 115 V 60 Hz. 28 C.T. 166L28 56 115 V 60 Hz. 28 C.T. 166E30 4.5 115 V 60 Hz. 30 ...