Schneider ATV61HD37N4 Variable Speed Drive

Overview

The Schneider ATV61HD37N4 is an advanced variable speed drive designed for precise motor control in demanding industrial environments. Offering a 37 kW (50 HP) power rating, it provides reliable performance for a wide range of applications. Whether controlling fans, pumps, or heavy machinery, this drive ensures energy efficiency and smooth motor operation.

Key Features

Manufacturer: Schneider Electric
Model Number: ATV61HD37N4
Product Line: Altivar 61
Product Type: Variable Speed Drive
Power Rating: 37 kW (50 HP)
Part Number: ATV61HD37N4
UPC: 785901639497
Weight: 27.22 kg (60.00 lbs)
Protection Rating: IP20

Technical Specifications

Specification	Details
Supply Voltage	380-480 V, 3-phase
EMC Filter	Level 3 EMC filter
Switching Frequency	Adjustable 1-16 kHz (nominal 12 kHz)
Supply Frequency	50/60 Hz
Assembly Style	With heat sink
Maximum Transient Current	94.8 A for 60 seconds
Line Current	69 A at 480 V, 84 A at 380 V
Apparent Power	55.3 kVA
Maximum Line Fault Current (Isc)	22 kA
Nominal Switching Frequency	12 kHz

Performance and Efficiency

The ATV61HD37N4 delivers exceptional performance with an input voltage range of 380-480 V, accommodating most industrial systems. It operates seamlessly in 3-phase power configurations and integrates a Level 3 EMC filter to minimize electromagnetic interference. This feature is particularly beneficial in sensitive applications where noise reduction is crucial.

Furthermore, the drive’s switching frequency can be adjusted between 1 kHz to 16 kHz, with a nominal rate of 12 kHz. This flexibility ensures the device can meet specific system requirements while balancing motor control and noise levels. Additionally, it supports 50/60 Hz supply frequency, making it suitable for use globally.

The ATV61HD37N4 also boasts a heat sink assembly, optimizing cooling and ensuring the drive operates efficiently during extended periods of use. With a maximum transient current of 94.8 A for 60 seconds, the drive effectively handles sudden voltage spikes or load changes, enhancing system resilience.

Application Flexibility and Durability

Built for demanding environments, the ATV61HD37N4 features IP20 protection, making it suitable for industrial settings where dust and contaminants are a concern. Additionally, it can withstand line fault currents up to 22 kA, offering enhanced protection against power surges.

With an apparent power of 55.3 kVA, this drive is capable of managing significant energy demands. For steady-state conditions, the line current is rated at 69 A at 480 V and 84 A at 380 V, ensuring reliable power delivery even in heavy-duty applications.

Applications

Motor Speed Control: Ideal for regulating motor speeds in industrial systems such as HVAC, conveyors, and compressors.
Pumps and Fans: Perfect for applications requiring variable-speed operation, optimizing energy efficiency.
Heavy Machinery: Suitable for machinery requiring precise motor control and high power handling, especially in rugged environments.