OM-2244 / Operation and Maintenance Manual
DCS-600/ Series 500082 / Solid State Transformer-Rectifiers
December 15, 2014
Chapter 2-2
Page 8
(10) Check the voltage slope adjustment
a) Apply a 400 amp load.
b) Connect the voltmeter positive to TP17 and negative to TP14.
c) The test point voltage should be 0.000 to 0.020 VDC.
d) Adjust R102 (voltage slope adjust) for proper reading.
(11) Check the current limit adjustment
a) Turn the starting current knob to the 2000 amp setting.
b) Apply a 2000 amp load and check to make sure the unit is not current limiting.
c) The output voltage should be 22.0 to 25.0 VDC.
d) Adjust R115 (max amp. adjust) for proper output voltage.
(12) Check overload trip point
When an overload occurs, the output contactor
should open and the red “Overload” light should turn
on.
a) Increase the load at the load bank to make sure the overload turns on between 2125 and 2200
amps.
b) Adjust R60 (overload adjust) to adjust the current overload trip point.
(13) Check the starting current adjustment
a) Set starting current knob to 500 and apply a 700-amp load.
b) The output current should be 500 amps ± 25 amps.
c) If not, adjust R116 (current limit knob adjust) until output current equals 500 amps.
d) Remove the load.
Содержание GPU-600 Series
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