F-28U Triad Magnetics, F-28U Datasheet
F-28U
Manufacturer Part Number
F-28U
Description
Power Transformer
Manufacturer
Triad Magnetics
Type
Power Transformersr
Series
Fr
Specifications of F-28U
Transformer Type
Power
Input Voltage
115V
Output Voltage
6VAC
Current Rating
25A
Power Rating
187.5VA
Transformer Mounting
Chassis
Peak Reflow Compatible (260 C)
No
Supply Voltage
115V
Output Current
25A
Product
Control Transformers
Rohs Compliant
Yes
Primary Voltages
1 X 115V
Mounting Type
Chassis
Leaded Process Compatible
No
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
P o w e r Tr a n s f o r m e r s
C h a s s i s M o u n t : S i n g l e S e c o n d a r y
: :
Triad offers a full choice of power supply transformers for direct use
or in transformer, rectifier, or filter circuits. Other available secondary
voltages include control, filament and low level signaling in standard
values. The transformers are single primary with single and multiple
secondaries in standard size and weight configurations.
: :
# 60 Hz
www.TriadMagnetics.com
D e s c r i p t i o n
S i n g l e S e c o n d a r y
B
D
A
C
E
†Tapped primary to produce lower voltages
F-1X#
F-301X
F-6X#
F-3X#
F-7X
F-8X
F-12X
F-13X
F-313X
F-14X#
F-314X
F-16X
F-316X
F-43X#
F-18X
F-318X
F-69X
F-21A
F-22A
F-28U†
F-180X
F-31X
Type
No.
C a s e T y p e X
2.5 CT
2.5 CT
2.5 CT
2.5 CT
5.0 CT
5.0 CT
5.0 CT
6.3
6.3
6.3 CT
6.3 CT
6.3 CT
6.3 CT
6.3
6.3 CT
6.3 CT
6.3 CT
6.3 CT
6.3 CT
7.5 CT
or 6.3 CT
10.0 CT
10.0 CT
Volts
Secondary
|
22520 B Temescal Canyon Road, Corona, CA 92883
Amps
10.0
10.0
20.0
25.0
3.0
3.0
6.0
3.0
6.0
8.0
0.6
0.6
1.2
1.2
3.0
3.0
4.0
6.0
6.0
8.0
1.0
3.0
Primary
Voltage
115/230
115/230
115/230
115/230
115/230
115
115
115
115
115
115
115
115
115
115
115
115
115
115
115
115
115
CT = Center Tap
Voltage (Sec.)
RMS Test
1,500
1,500
2,500
3,000
1,500
1,500
2,500
1,500
1,500
2,500
2,500
2,500
2,500
1,500
1,500
1,500
1,500
1,500
2,000
3,000
1,500
2,000
C a s e T y p e A
Mounting hole sizes: X =
Case
Type
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
A
A
U
X
X
: :
Primary: 115/230 V, 50/60 Hz
Connections
Leads & Lugs
S p e c i f i c a t i o n s
1-Leads
2-Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
Leads
3
/
16
" U =
13
1
1
1
2
1
2
2
1
1
1
1
1
1
1
2
2
2
3
3
4
1
2
/
64
5
5
15
9
15
19
3
3
5
5
15
15
15
19
19
7
15
5
|
/
/
/
9
/
/
/
/
9
9
/
5
/
H
/
/
/
/
8
8
/
32
/
/
8
8
8
8
/
/
/
/
/
8
/
32
32
32
8
32
x
16
16
32
16
16
16
32
32
16
Phone 951-277-0757
3
/
8
" A =
Dimensions
C a s e T y p e U
2
2
3
3
3
3
4
2
2
2
2
3
3
3
4
4
4
2
3
3
3
3
3
13
13
5
3
5
3
3
3
13
13
5
5
5
31
9
13
5
3
/
/
/
/
/
/
/
/
/
/
/
/
/
W
/
/
16
4
16
4
8
8
/
/
16
16
16
/
32
/
16
4
8
16
16
16
16
32
16
x
3
/
16
"
1
1
1
2
2
2
2
1
1
1
1
2
2
2
2
2
2
3
4
3
1
2
5
5
3
1
1
1
3
3
5
5
1
1
1
1
1
5
3
1
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
D
8
8
4
8
8
4
8
8
8
8
4
4
4
8
8
8
4
8
|
2
2
2
3
2
3
3
2
2
2
2
2
2
2
3
3
3
2
2
3
2
3
MW
3
3
15
1
13
1
9
3
3
13
13
13
9
9
9
1
1
13
1
/
/
/
/
/
/
/
/
/
/
/
/
/
FAX 951-277-2757
8
8
/
8
/
8
16
8
8
/
/
/
16
16
16
4
2
/
8
Dimensions
16
16
16
16
16
16
Mounting
MD
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
2
3
3
•
•
1
/
16
Lbs.
Wt.
0.68
0.68
1.00
1.70
1.30
1.70
2.50
0.37
0.37
0.70
0.70
1.30
1.30
1.25
2.30
2.30
2.30
3.80
7.00
7.50
0.90
1.70
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F-28U Summary of contents
Page 1
... F-43X# 6.3 4.0 F-18X 6.3 CT 6.0 F-318X 6.3 CT 6.0 F-69X 6.3 CT 8.0 F-21A 6.3 CT 10.0 F-22A 6.3 CT 20.0 F-28U† 7 25.0 or 6.3 CT F-180X 10.0 CT 1.0 E F-31X 10 †Tapped primary to produce lower voltages | www.TriadMagnetics.com 22520 B Temescal Canyon Road, Corona, CA 92883 ...
Page 2
... Phone 951-277-0757 FAX 951-277-2757 Wt. Lbs. 2.10 4.00 0.40 0.37 0.80 1.00 1.13 2.30 3.50 4.00 6.50 1.30 1.30 1.30 1.25 1.25 1.55 1.55 1.60 2.30 2.30 3.80 5.00 0.40 0.30 1.20 1.50 3.00 4.00 1.50 2.50 4.00 5.70 6.40 7.40 ...
Page 3
... Wingdings may be connected in series to obtain their combined voltage when properly phased. Current will be equal to the current of the lowest winding. Example: Two 6.3 V windings @ 2A in series would be 12 2A. Wingdings may also be connected in parallel to obtain combined current. Example: Two 6.3 V windings @ 2A in parallel would be 6 ...