Downloads for Single Secondary Chassis Mount Power Transformers (F-187U)

P OWE R T RAN S FO R M E R
Chassis Mount: Single Secondary
F-187U
Electrical Specifications (@25C)
1. Maximum Power: 112.0 VA
2. Primary: 115V 50/60 Hz
3. Secondary: 28.0VCT @ 4.0 Amps
4. Voltage Regulation: 5 % TYP @ full load to no load
5. Temperature Rise: 35C TYP (45C MAX allowed)
Description:
The F-187U is part of a series which has a long history of reliable service in the
field, made from a proven design and constructed with UL recognized materials.
Construction:
Wound on a single channel nylon bobbin. Materials are UL recognized, Class B
(130º C) rated.
BLK
Safety:
These products are 100% hipot tested with an insulation of 1500V between
primary and secondary windings as well as between the primary / secondary
windings and the core.
Dimensions:
A
3.375
B
2.812
BLK
.203 X.375
Units: In inches
C
3.062
D
D
E
2.250
SLOTS
4 PLACES
C
2.75
Lead length: 7.0 inches + 1 inch
Weight: 5.30 lbs
Schematic:
BLK
GRN
GRN/YEL
E
GRN
BLK
GRN
Primary:
Black to Black
Secondary: Green to Green
GRN/YEL
A
GRN
RoHS Compliance: As of manufacturing date February 2005, all standard products meet
the requirements of 2011/65/EU, known as the RoHS initiative.
B
* Upon printing, this document is considered “uncontrolled”. Please contact Triad
Magnetics’ website for the most current version.
Web: www.TriadMagnetics.com
Phone 951-277-0757
Fax 951-277-2757
460 Harley Knox Blvd.
Perris, California 92571
Publish Date: May 11, 2015