TM 11-6130-243-35
c. Formulas Used.
a. Input.
(1)
Voltage ----------220 or 440 volts.
(2)
Frequency ----------60 cps.
(3)
Phase -------------- Three, wye-connected.
(4)
Current (each leg 18 amperes maximum for
at full load)
220-volt input or 9 am-
peres for 440-volt input.
b. Output.
Where:
(1) Voltage (VOLT-
28.5 volts dc + 2.5.
E
is dc output voltage measured under no-load
AGE ADJUST
NL
switch S2 set to
conditions.
NOM)
E is dc output voltage measured under full-load
L
(2) Current (maxi-
200 amperes + 15.
conditions.
mum)
is the measured ripple voltage.
E
RMS
(3) Ripple voltage
5 percent maximum.
E
is the measured dc output voltage.
(4) Regulation
9 percent maximum.
DC
