Power Transformer
Chassis Mount: Quick Pack
Web: www.TriadMagnetics.com
Phone 951-277-0757
Fax 951-277-2757
460 Harley Knox Blvd.
Perris, California 92571
Publish Date: July 7, 2016
1 2 3 4
B
A
C
D
E
1234
5
7
8
F
G
FD4-12
Description:
The FD4-12 Quick Pack small power transformer offers a significant reduction
in size and weight over a standard transformer. This transformer can be used
for a wide variety of applications. It is bobbin wound for reduced size and small
operating space.
Electrical Specifications (@25C);
Maximum Power: 6.0VA
Input Voltage:
Series: 230VAC@50/60Hz
Parallel: 115VAC@50/60Hz
Output Voltage: 12.6VCT@0.5A
1
Recommended Fuse: UL listed 250VAC, 0.8A, Slo-Blo
Hipot: 2500VAC primary to secondary; 1500VAC windings to core.
Construction:
Split bobbin non concentric winding eliminates costly electrostatic shielding.
Termination is suitable for quick connects or soldering.
Built with UL Class B Insulation System.
Safety:
UL: File E53148, UL 5085-1 and 2 (formerly UL 506), General Purpose.
UL: File E65390, UL5085-1 and 3, Class 2 not wet, Class 3 wet
Dimensions:
A B C D E F G
1.375 2.0±.03 2.375 1.250 1.687 .187 Dia .687
Notes: 1. Units: inches.
2. Terminal size: .187” X 0.021”.
3. Weight: .44 lbs
Schematic:
Input (115V): Input 1 & 2 Output: 5 & 8
Connect 1&3, 2&4
Input (230V): Input 1 & 4
Connect 2&3
RoHS Compliance: As of manufacturing date February 2005, all standard products
meet the requirements of 2011/65/EU, known as the RoHS initiative.
* Upon printing, this document is considered “uncontrolled”. Please contact Triad Magnetics’
website for the most current version.
1
Fuse must be used on secondary as conditions of acceptability for UL Class 2/3 operation
