SCHNEIDER ELECTRIC VW3A5203

Schneider Electric VW3A5203 Sinus Motor Filter

Description

The VW3A5203 from Schneider Electric’s Telemecanique range is a high-performance sinus filter designed for three-phase motor applications. It is engineered to smooth the PWM output voltage of a variable speed drive into a clean sine wave, significantly reducing motor stress, audible noise, and bearing currents. This protection extends the operational life of the motor and connected cabling, making it a crucial component for sensitive or long motor cable applications.

Specifications

• Manufacturer: Schneider Electric
• Part Number: VW3A5203
• Product Type: Sinus Motor Filter
• Rated Current (I): 33 A
• Input Voltage (U): 200 – 480 V AC
• Number of Phases: 3
• Frequency (F): 0 – 100 Hz
• Switching Frequency (Fp): 4 – 8 kHz

Label Info

• Model: VW3A5203
• Terminal Torque: 1.5 Nm / 13.3 lb.in
• Recommended Wire: Cu AWG6 75 deg C

Application

This filter is ideally suited for applications with long motor cables, or where reduction of motor noise and electrical interference is critical. It is commonly paired with Altivar series variable speed drives to power motors in HVAC, pumping, and material handling systems.

Country of Origin

Made in Germany.

CO2 Impact

Opting for this pre-owned VW3A5203 filter over a new one prevents the emission of approximately 520 kg of CO2, a significant contribution to sustainable industrial operations.

Availability

This item is a reliable, tested component ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What is the primary function of a sinus filter like the VW3A5203?

Its main purpose is to convert the pulsed output voltage (PWM) from a variable frequency drive back into a smooth sinusoidal waveform. This reduces motor heating, high-frequency noise, and damaging voltage peaks, which is especially important for applications with long motor cables or for protecting motor insulation and bearings.

Can this filter be used with any variable speed drive?

While designed for Telemecanique/Schneider Electric Altivar drives, it can potentially be used with other brands of drives, provided the voltage (200-480V), current (up to 33A), and switching frequency (4-8 kHz) are compatible with the drive’s output parameters. Always verify compatibility before installation.

What are signs that a sinus filter is needed in an application?

Common indicators include excessive audible motor noise (a high-pitched whine), motor overheating even under normal load, or premature motor bearing failure. These issues are often exacerbated by long cable runs between the drive and the motor.

Last Update: Friday, March 13, 2026

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