Introduction
The Schneider ATV61HD37N4Z variable speed drive is part of the Altivar 61 series, designed for pumping and ventilation applications. With a motor power of 37 kW (50 HP) at 380-480 V three-phase, this IP20-rated drive delivers robust performance and energy savings through its quadratic U/f control profile. The Schneider ATV61HD37N4Z is built for demanding industrial environments, offering comprehensive protection and flexible communication options.
Technical Specifications
Key parameters of the Schneider ATV61HD37N4Z include:
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Power Supply: 380-480 V (-15% / +10%), 3-phase, 50-60 Hz
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Line Current: 84 A at 380 V, 69 A at 480 V
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Continuous Output Current: 79 A at 12 kHz (380 V), 65 A at 12 kHz (460 V)
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Apparent Power: 55.3 kVA at 380 V
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Switching Frequency: 12 kHz nominal, adjustable 1-16 kHz
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Protections: Motor thermal, phase break, short-circuit, overvoltage, undervoltage, and more
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Weight: 37 kg | Dimensions: 240 x 550 x 266 mm
These specifications ensure reliable operation under varying loads and harsh conditions, reducing downtime and maintenance costs.
Industry Applications
The Schneider ATV61HD37N4Z excels in pumping and ventilation systems where energy efficiency is critical. Its quadratic U/f profile reduces motor energy consumption at partial loads, delivering significant ROI over time. In HVAC systems, the drive's precise speed control and built-in PI regulator maintain stable air flow or water pressure while cutting electricity costs. The drive's robust protection features also extend motor life, minimizing unplanned outages.
Compatibility & Integration
This drive supports CANopen and Modbus communication protocols via built-in ports. For advanced networking, optional communication cards (Profibus DP, Modbus TCP, EtherNet/IP, DeviceNet, BACnet, and more) allow seamless integration into existing automation architectures. The Schneider ATV61HD37N4Z can control both asynchronous and synchronous motors, making it versatile for retrofit projects or new installations.
Reliability & Maintenance
Designed for continuous operation in industrial environments, the Schneider ATV61HD37N4Z includes a heatsink for efficient thermal management and operates in ambient temperatures from -10°C to 50°C without derating. Its IP20 upper part protection (with optional higher ratings) suits clean cabinet installations. Regular inspection of cooling fans and terminal connections ensures long service life. The drive's comprehensive diagnostic LED and self-protection features simplify troubleshooting.
Selection Guide & Purchasing Advice
When selecting the Schneider ATV61HD37N4Z, verify your motor power rating (37 kW) and input voltage (380-480 V, 3-phase). Ensure adequate enclosure volume for heat dissipation or order the appropriate mounting kit. For communication integration, choose the required option card. For reliable supply and competitive pricing, consider PLC Source PRO (available at ubest101.myshopify.com) as your trusted source for industrial automation spares.