General Description TW 5250 • TW 3500 • TW 1750
1-6 Elgar TrueWave
1.6 MEASUREMENTS
1.6.1 Parameters Measured
•
1- to 3-Phase to Neutral RMS Output Voltages
•
1- to 3-Phase to Phase Voltages are Calculated
•
1- to 3-Phase RMS Output Currents
•
1- to 3-Phase Peak Current
•
Output Frequency
•
1- to 3-Phase Power
•
1- to 3-Phase VA
•
Power Factor of Load Calculated from 1 or 3 Phases
•
Crest Factor of Load Calculated from 1 or 3 Phases
•
Output Phase B and C Relative to Phase A
1.7 PROTECTION AND SAFETY
Overvoltage Shutdown
: Programmable for 15V to 255V peak, 156V range;
30V to 510V peak, 312V range.
Undervoltage Shutdown
: Automatic, not programmable.
Programmable Current Limit Shutdown
: Can be set to 1% of range;
0.5A to 13A for 156V range, 0.5A to 6.5A for 312V range.
Programmable Current Limit with Timed Shutdown
: Can be set to 1% of range;
the timeout can be set from 100 msec to 10 sec.
Overtemperature Shutdown:
Automatic, not programmable.
