Product Overview: Schneider NHA75769-02 Power Control Drive Board
NHA75769-02 is a power control drive board (also known as a power board) manufactured by Schneider Electric for its Altivar Process series of variable frequency drives (VFDs).
Brand Name: Schneider
Product Name: NHA75769-02
Place of Origin: France
Condition: New and Original
Warranty: 1Year
Key Specification
Core Features & Advantages
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High-Power Drive Compatibility: The board's standout feature is its support for high-power drive systems, with compatibility across 220 kW, 250 kW, and 315 kW drive ratings. It is manufactured to match original electrical and mechanical interfaces, allowing replacement within compatible systems while maintaining the original drive configuration .
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Critical Power Conversion Function: The board performs essential AC/DC rectification and power conversion tasks required by the drive power stage, supplying regulated electrical energy to the associated power modules . This ensures stable motor control under continuous industrial operating conditions.
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Designed for Industrial Maintenance: The NHA75769-02 is supplied as a replacement power board for compatible Altivar Process drives. Installation should be carried out with the equipment isolated from the power supply and in accordance with Schneider Electric service procedures .
Typical Applications
The NHA75769-02 is widely utilized in heavy-duty industrial applications requiring high-power motor control, including :
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Boiler Feed Systems: Regulating main boiler feed water pumps to maintain steam drum levels.
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Municipal Pumping Stations: Powering high-capacity clean water distribution pumps and booster pumps.
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Processing Mills: Operating slurry pumps, centrifugal separators, and medium-duty crushers.
Recommended Models
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FAQ
Q1: Which drive series is the NHA75769-02 compatible with?
A: The NHA75769-02 is a power board used in Altivar Process variable frequency drives, including compatible ATV630, ATV930, and selected ATV610 drive configurations.
Q2: What power ratings does this board support?
A: The board is intended for high-power drive systems and is compatible with selected 220 kW, 250 kW, and 315 kW drive ratings.
Q3: What is the maximum output current capacity?
A: The board supports up to 481 A at 250 kW Normal Duty, and up to 387 A at 220 kW Heavy Duty.
Q4: What is the input voltage specification?
A: The board operates on 380 VAC to 480 VAC, 3-phase, 50/60 Hz systems.
Q5: What is the primary function of this board?
A: 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.
