ABB 3ADX50000439638
Parameter |
Value |
Module Type |
IGBT / power-semiconductor gate-drive & control board |
Model Number |
3ADX50000439638 |
Compatibility |
ABB PCS6000, ACS6000, ACS5000 medium-voltage drives; fits IGBT/IGCT phase modules |
Power Supply |
24 VDC logic (18…30 VDC), 15 W; 4 kV reinforced isolation to power stage |
Operating Temperature |
–25 °C … +70 °C (–13 °F … +158 °F), 5…95 % RH non-condensing |
Weight |
0.46 kg (1.01 lb) |
Number of Outputs |
6 gate-drive channels (±15 V, 5 A peak), 2 temperature/1 DC-link sensor inputs |
Summary
The 3ADX50000439638 is an ABB gate-driver / signal-processing board that sits inside medium-voltage (3…6 kV) IGBT or IGCT power stacks. It converts 24 V logic into isolated gate pulses up to 5 A, letting each 6-pack switch >1 MW motors in steel mills, LNG compressors or HVDC links. On-board DSP handles PWM timing, desaturation protection and real-time temperature/DC-link feedback, so the main controller only needs a fibre-optic link—no extra harness. Conformal coating and –25 °C … +70 °C rating keep it alive on offshore decks or desert solar farms. Because the board is hot-swappable inside the phase module, plants can replace a failed gate drive in <10 min without removing the whole stack, making it a must-have spare for any site running ACS6000 or PCS6000 drives.
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