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  TM
11-6130-243-14-3
c. Procedures.
1
Control Settings
Item T e s t
Performance
Test Procedure
PP-4606C/U
Standard
No. Equip.
None Circuit Breaker to OFF a. Inspect case and chassis for damage, missing a. No damage evident or parts missing. Ex-
1
ternal surfaces intended to be painted will
parts, and condition of paint.
not show bare metal. Panel lettering will be
legible,
b. Inspect all controls and mechanical assemblies b. Screws, bolts, and nuts will be tight; none
missing
for loose or missing screws, bolts, and nuts.
Rotate OUTPUT VOLTAGE ADJUST and IN- Switches will rotate freely, without binding or
2
None
PUT VOLTAGE switch.
excessive looseness.
Dummy Load DA-638/U to power supply as shown
5-9. Functional Test
in figure 5-2.
a. Test Equipment. The test equipment required is
c. Procedure. Perform test procedures specified in
listed in paragraph 57.
b. Test Connections and Conditions. Connect
AN/USM33(*) (A2), AN/USM223/U (V1) and
Table 5 1. Functional Test Procedures
Control Settings
Step
Performance Standard
PP4606C/U
No.
Test Procedures
Check ac input source (220 V, 3 phase, 60 Hz) using Input voltage will be 220 vac + 10%.
1
INPUT VOLTAGE
ME-30(*)/U.
switch to 220.
CIRCUIT BREAKER
to OFF.
2
None.
Same as step 1.
Connect power supply to ac input source.
Rotate OUTPUT VOLTAGE ADJUST in a clockwise AN/USM223/U will indicate 28 ± .125 volts,
3
CIRCUIT BREAKER
direction until VOLTS meter indicates 28V.
to ON.
Read indications on AMPS meter and AN/USM Iindications on both AMPS meter and AN/USM
4
AMMETER SWITCH
33(*).
to ON.
33(*) will be 200 amps.
VOLTS meter and AN/USM223/U will indicate
AMMETER SWITCH
5
Set CIRCUIT BREAKER to OFF.
to OFF.
OV.
6
INPUT VOLTAGE
Disconnect 220 vac input source. Check 440 vat, 3 Input voltage will be 440 vac + 10%.
phase, 60 Hz input source with ME30( )/U.
switch to 440.
CIRCUIT BREAKER
to OFF.
7
Same as steps 2 through 6 above.
Repeat steps 2 through 6 above.
5-10. Test Data Summary
b. Output
(l) Voltage . . . . . . . . . . . . . . . .28 +.125 volts dc
a. Input
(2) Current . . . . . . . . . . . . . . . . . . . 200 amperes
(l) Voltage . . . . . . . . . . . . . ..220 or 440 volts ac
(2) Frequency . . . . . . . . . . . . . . . . . . . . . . . . .60HZ
(3) Phase . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 phase
5-4
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