ATV61HC25N4-2 ATV61HC25N4-3 ATV61HC25N4-4 ATV61HC25N4-1

The Schneider ATV61HC25N4 is a flagship high-power variable frequency drive from the Altivar 61 series, engineered for the most demanding industrial process applications. With an impressive 250kW (400HP) capacity, it is designed to control large motors in pumping stations, HVAC systems, and heavy industrial environments where reliability and efficiency are mission-critical.

This model combines proven Altivar 61 architecture with advanced motor control algorithms, enabling stable torque delivery, energy optimization, and seamless integration into complex automation systems. Although now classified as a legacy product, it remains widely used in retrofit and maintenance projects due to its durability and long service life.

Technical Specifications

Parameter	Specification
Model	ATV61HC25N4
Product Type	Variable Frequency Drive (VFD)
Series	Altivar 61
Rated Power	250 kW (400 HP)
Input Voltage	380–480 V AC (3-phase)
Rated Output Current	435–444 A
Maximum Current	Up to 577 A (transient)
Output Frequency	0.1 – 500 Hz
Control Method	V/F Control, Sensorless Vector Control
Communication	Modbus, CANopen (expandable via fieldbus cards)
EMC Filter	Integrated Level 3 EMC filter
Switching Frequency	2–8 kHz adjustable
Apparent Power	Approx. 292 kVA
Protection Rating	IP20 (expandable configurations available)
Dimensions (H × W × D)	1190 × 595 × 377 mm
Weight	Approx. 110–120 kg
Mounting Type	Panel / Heat sink mounting

Recommended Related Models

ATV61HC22N4 – 200–220 kW version for slightly lower capacity systems
ATV61HC30N4 – Higher power model for extended applications
ATV610D250N4 – Next-generation Easy Altivar replacement
ATV630D250N4 – Advanced process drive with enhanced diagnostics
ATV320D110N4C – Machine automation alternative

Popular Schneider Electric Models

Altivar 61 Series Drives
Altivar 610 Process Drives
Altivar 630 Process Drives
Modicon M580 PLC
TeSys Motor Control Systems

Applications

The ATV61HC25N4 is designed for large-scale industrial systems requiring high power and continuous operation:

Municipal water supply and wastewater treatment plants
Large HVAC and industrial ventilation systems
Pumping stations and irrigation infrastructure
Oil & gas processing facilities
Mining and heavy process industries
Infrastructure and building automation systems

Advantages

Ultra-High Power Output: Supports up to 250 kW motors for large-scale operations
Process-Optimized Control: Designed specifically for pumps and fans with energy-saving profiles
Advanced Motor Control: Combines V/F and sensorless vector control for stable and efficient performance
High Overload Capacity: Handles transient currents up to ~577 A for demanding conditions
Flexible Communication: Supports multiple industrial networks via expansion modules
Robust Industrial Design: Coated components and integrated DC choke improve durability