60 Hz MIL-PRF-27F Power Transformers 6C
• Military Designation No. TF4SO3

Input Primary:
115 V ac, 50 to 65 Hz, 1 phase.
(These units are capable of 400 Hz
operation.)
115 V ac, 50 to 65 Hz, 1 phase.
(These units are capable of 400 Hz
operation.)
“A” Option: 230 V ac. Add suffix “A” to
model number, e.g., 6C5-5A.
“X” Option: Electrostatic shield
grounded to case and Pin 7. Add
suffix “X” to model number, e.g.,
6C5-5X.
Regulation:
10% or less no load to full load.
Secondary Voltage Tolerance:
Within 3% of listed output voltage
when measured at full load and
listed input.
Within 3% of listed output voltage
when measured at full load and
listed input.
Dielectric Withstanding Voltage:
1500 V ac.
Efficiency:
Ranges from 80% to 90% typical.
Operating Ambient Temperature:
90° C maximum.
Construction:
To MIL-PRF-27F*, Grade 4, Class S;
steel case.
* Superseded MIL-T-27
Environment:
Encapsulated to meet MIL-STD-810
for vibration, shock, acceleration,
sand, dust, humidity, saltspray,
fungus, sunshine, rain, explosion,
and altitude (to a vacuum).
NOTE: For high altitude operation,
encapsulate terminals.
Encapsulated to meet MIL-STD-810
for vibration, shock, acceleration,
sand, dust, humidity, saltspray,
fungus, sunshine, rain, explosion,
and altitude (to a vacuum).
NOTE: For high altitude operation,
encapsulate terminals.
Output Secondary:
See output voltage and current of
specific models listed.
Other outputs and/or inputs
available upon request.
