ARMY TM 9-6115-464-12
AIR FORCE TO 35C2-3-445-1
NAVY NAVFAC P-8-624-12
Table 1-1. Differences in Performance Characteristics
MEP 004A
MEP 103A
MEP 113A
1. Voltage regulation:
(a) Dip with application of rated
load.
(b) Rise with rejection of rated
load.
(c) Dip with application of
simulated motor load.
(d) Adjustment range Vac
20% (max)
20% (max)
40% (max)
50 Hz: 380-426 60 Hz:
395-480
15% (max)
15% (max)
30% (max)
50 Hz: 380-426 60 Hz:
395-480
12% (max)
12% (max)
25% (max)
400 Hz: 395-458
2. Frequency:
(a) Regulation
(b) Short term steady state
stability
(c) Long term steady state
stability
(d) Undershoot with application of
(e) Recovery time after application
of rated load
(f) Overshoot with rejection of
(g) Recovery time after rejection
of rated load
(h) Drift (60° F temperature
change)
(i) Approximate adjustment
range)
2.0 to 3.0% of rated
frequency
Within 2.0%
bandwidth
Within 3% bandwidth
4% of rated frequency
(max)
3 seconds (max)
3% of rated frequency
(max)
3 second (max)
1% rated frequency
(max)
58 to 62 Hz for 60 Hz
operation
(48 to 52 Hz for 50 Hz
operation)
0.25% of rated
frequency
Within 0.5%
bandwidth
Within 1% bandwidth
1.5% of rated
frequency (max)
1 second (max)
1.5% of rated
frequency (max)
1 second (max)
0.5% rated frequency
(max)
58 to 62 Hz for 60 Hz
operation
(48 to 52 Hz for 50 Hz
operation)
0.25% of rated
frequency
Within 0.5%
bandwidth
Within 1% band-
width
1.5% of rated
frequency (max)
1 second (max)
1.5% of rated
frequency (max)
1 second (max)
0.5% rated
frequency (max)
390 to 410 Hz
1-13
