20 HP 600 V Variable Frequency Drive · Delta Electronics VFD300C63B21
Variable frequency drive for 575-690 VAC 3-phase motor control in industrial panels and machinery. Rated 20 HP heavy duty at 24 A and 25 HP normal duty at 30 A, with NEMA 1 enclosure and chassis mount construction.
What this product is for
This variable frequency drive is used to control the speed and torque of one 3-phase AC motor in industrial equipment, process machinery, pumps, fans, conveyors, and similar applications on 600 V class systems.
Use for
Use for 575-690 VAC 3-phase installations where you need adjustable motor speed, controlled acceleration and deceleration, and improved process control. Suitable for panel builders, OEM equipment, and industrial retrofit work where a NEMA 1 drive is required.
Avoid for
Avoid for outdoor wet locations without a suitable enclosure, multi-motor output from one drive unless the application is engineered for it, or applications that require a different enclosure rating or voltage class.
Best for
Best for industrial motor control on 600 V class systems where heavy duty constant torque performance or normal duty variable torque operation is needed. A typical buying consideration is matching the drive duty rating to the motor load, not just the headline horsepower.
Installed in
Installed in electrical control panels, manufacturing equipment, pump skids, fan systems, conveyors, and machine assemblies. Chassis mount format fits enclosed control systems rather than direct open-area mounting.
Why this product exists
This drive gives electricians and control integrators a way to match motor speed to process demand, which can improve control and may reduce energy use in variable torque applications such as fans and pumps. Actual performance depends on motor type, programming, load profile, wiring method, and local electrical code.
Compared with similar products
Compared with a fixed-speed starter, a VFD adds adjustable frequency output, ramp control, and tighter motor control. Compared with smaller 600 V drives, this model is sized for approximately 20 HP heavy duty, 25 HP normal duty, and up to 30 HP light duty applications based on published current ratings. Use the motor full-load current and duty type as the main selection check.
Specifications
- Manufacturer: Delta Electronics
- Manufacturer part number: VFD300C63B-21
- Series: C2000
- Product type: Variable frequency drive
- Input supply: 575-690 VAC, 3-phase
- Nominal voltage class: 600 V
- Heavy duty rating: 20 HP, 24 A
- Normal duty rating: 25 HP, 30 A
- Light duty rating: 30 HP, 36 A
- Output current: up to 36 A
- Power: 30 kW
- Output frequency: 0-599 Hz
- Control methods listed by source: V/Hz, VC+PG, SVC, FOC, TQC, PM
- Enclosure: NEMA 1, IP20
- Mounting: Chassis mount
- Frame size: C
- Built-in braking chopper: Yes
- Interface: CAN
- Operating temperature: -10 deg C to 40 deg C (14 deg F to 104 deg F)
- Approximate dimensions: 9.84 in x 15.75 in x 8.27 in (250 x 400 x 210 mm)
- Approximate weight: 22 lb (10 kg)
- SeriesC2000
- Dimensions9.84 in x 15.75 in x 8.27 in (250 x 400 x 210 mm)
- Operating Temperature-10 deg C to 40 deg C (14 deg F to 104 deg F)
- Approximate Weight22 lb (10 kg)
- Frame SizeC
- Built-In Braking ChopperYes
- Input Supply575-690 VAC, 3-phase
- Wattage30 kW
- EnclosureNEMA 1, IP20
- Output Currentup to 36 A
- Output Frequency0-599 Hz
- MountingChassis mount
- InterfaceCAN
- Normal Duty Rating25 HP, 30 A
- BrandsDelta Electronics
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