Schneider NHA75769_02 Power Board

Description

The Schneider Electric NHA75769_02 is a power board used in Altivar Process variable frequency drives, including compatible ATV630, ATV930, and selected ATV610 drive configurations. Installed in the main power section of the drive, the board performs AC/DC rectification, power conversion, and internal power distribution required for normal inverter operation. It interfaces with the drive power stage and supplies regulated electrical energy to the associated power modules, supporting stable motor control under continuous industrial operating conditions.The NHA75769_02 is intended for high-power drive systems and is compatible with selected 220 kW, 250 kW, and 315 kW drive ratings. The board is manufactured to match the original electrical and mechanical interfaces of the corresponding Altivar Process drives, allowing replacement within compatible systems while maintaining the original drive configuration. During maintenance, installation should be carried out with the equipment isolated from the power supply and in accordance with Schneider Electric service procedures.

Parameter

Model: NHA75769_02 Power Board 
Applicable Power Ratings: 220KW, 250KW, 315KW
Max Nominal Output Current: Up to 481 A (At 250 kW Normal Duty) Amikon Limited
Function: AC/DC Rectification and Power Conversion
System Line Voltage: 380 VAC to 480 VAC, 3-phase, 50/60 Hz
Nominal Switching Frequency: 2.5 kHz (Standard reference operational calibration) Amikon Limited
Heavy Duty Output Current: Up to 387 A (At 220 kW Heavy Duty) Amikon Limited

Frequently asked questions

Q:What is the Schneider Electric NHA75769_02?
A:The NHA75769_02 is a replacement power board used in selected Schneider Electric Altivar Process variable frequency drives. It performs the AC/DC rectification and power conversion functions required by the drive power stage.

Q:What is the main function of the NHA75769_02?
A:The board converts incoming AC power into the DC power required by the inverter section and distributes power to the internal drive circuitry for normal motor control operation.

Q:Is the NHA75769_02 available as a spare part?
A:Yes. The NHA75769_02 is supplied as a replacement power board for compatible Altivar Process drives and is used during maintenance or repair to restore normal drive operation.

Application areas

The NHA75769_02 is widely utilized across the following industrial application areas:

• Boiler Feed Systems: Regulates main boiler feed water pumps to maintain steam drum levels.
• Municipal Pumping Stations: Powers high-capacity clean water distribution pumps and booster pumps.
• Processing Mills: Operates slurry pumps, centrifugal separators, and medium-duty crushers.

Picture/ Video Request

It's like having the store come to you!  

Request for Video/Picture