50 HP 480 V Variable Frequency Drive · Delta Electronics VFD370C43500

What this product is for

This AC motor drive is used to control the speed and torque of 3-phase industrial motors in manufacturing, material handling, pumping, ventilation, and process applications. It is suited to installations where adjustable speed, controlled starting, and process tuning are required.

Use for

Use for 380-480 V AC 3-phase motor control where a 37 kW (50 hp) drive class is required. Typical applications include conveyors, pumps, fans, mixers, and other industrial machinery that benefit from variable speed operation and reduced inrush compared with across-the-line starting.

Avoid for

Avoid for single-phase motor applications, direct replacement without confirming voltage class and current rating, or installations that require a different enclosure type, bypass arrangement, or certified feature set than the exact part number provides.

Best for

Best for industrial panels and machine builds where the buyer needs a Delta variable frequency drive in the 37 kW (50 hp) class for 3-phase 400 V class systems. This type of drive is commonly selected when process control, ramping, and energy reduction on variable torque loads are important.

Installed in

Typically installed in control panels, MCC-adjacent enclosures, OEM machinery, and industrial electrical rooms. Source-supported dimensions for the closely matched C2000 Plus 37 kW frame are approximately 19.7 x 11.0 x 10.0 in (500 x 280 x 255 mm), so panel space, ventilation clearances, and thermal design should be checked during layout.

Why this product exists

This product exists to give electricians, integrators, and maintenance teams a practical way to match motor speed to process demand. In many fan and pump applications, variable frequency control can reduce mechanical stress and improve operating efficiency compared with fixed-speed operation. Actual performance depends on motor data, load profile, programming, installation conditions, and local electrical code.

Compared with similar products

Compared with a basic starter, a VFD adds adjustable frequency output, acceleration and deceleration control, and application tuning. Compared with smaller drives, this unit is intended for larger industrial motors and higher current loads. Live web results strongly align this SKU family with Delta C2000 or C2000 Plus 37 kW 400 V class drives, but the submitted SKU contains a suffix variation that should be manually confirmed before purchase.

Specifications

• Brand: Delta Electronics
• Product type: AC motor drive / variable frequency drive
• Series or family: Closely matched to Delta C2000 / C2000 Plus family
• Manufacturer part number submitted: VFD370C435-00
• Closest verified web match: VFD370C43S-00
• Motor rating class: 37 kW (50 hp)
• Input voltage class: 380-480 V AC, 3-phase
• Frequency: 50/60 Hz
• Approximate output current from matched sources: 73 A
• Approximate input current from matched sources: 74 A
• Control type from matched sources: vector control / V-F / sensorless vector, depending on configuration
• Approximate speed range from matched sources: 0-599 Hz
• Approximate frame dimensions from matched sources: 19.7 x 11.0 x 10.0 in (500 x 280 x 255 mm)
• Typical use: pumps, fans, conveyors, mixers, process machinery
• Buying note: confirm exact suffix, enclosure requirement, overload duty, and accessory compatibility before ordering