Providing precise speed and torque regulation for three-phase induction motors, the Delta Electronics VFD150B43A operates as a robust 15kW (20HP) vector control drive within the VFD-B series. This modular unit is engineered to manage high-torque demands and continuous industrial duty cycles, operating on 460V three-phase input power. Its integrated dynamic microprocessing core enables micro-step frequency setting adjustments and sophisticated stall prevention algorithms to protect both the drive mechanics and downstream process equipment during load transitions.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Delta Electronics |
| Model Number | VFD150B43A |
| Series Name | VFD-B Series |
| Power Capacity | 20 HP (15 kW) |
| Voltage Class | 460V AC Three-Phase |
| Frequency Resolution | 0.01Hz |
| Overload Capacity | 150% of rated current for 60 seconds |
| Skip Frequency Range | 0.1 to 400Hz (Three zones programmable) |
| Stall Prevention Limit | 20% to 250% of rated current |
| Cooling System | Forced-Air Cooling Fan |
| Operating Storage Temp. | -20 degC to 60 degC |
| Ambient Humidity Limit | Below 90% RH (non-condensing) |
| Physical Weight | 13 kg |
| Shipping Weight (Calculated) | 15 kg |
The VFD-B series utilizes a standardized mounting footprint and specific internal register mapping that distinguishes it from newer Delta platforms like the VFD-C2000. When modernizing legacy control systems that leverage serial Modbus communications, review the parameter map addresses directly, as modern drives may require parameter adaptations. Ensure the 'A' designator version firmware aligns with your existing PLC profiles for fieldbus-directed operations.
During applications involving high-inertia loads (such as large-diameter industrial fans), decelerating without a dynamic braking resistor can trigger overvoltage (ov) faults. Ensure that parameters for deceleration time (Parameter 01-10/01-12) are sufficiently graduated, or install a correctly sized external dynamic braking unit to dissipate regenerative energy. Maintain clear vertical space around the drive’s fan-cooled intake and exhaust vents to prevent thermal trips in high-density electrical cabinets.
Always route control and analog signal wiring through separate, grounded metallic conduits away from the main power feed lines (R, S, T) and motor output lines (U, V, W) to prevent electromagnetic interference (EMI) from disrupting the analog inputs. To maintain the 0.01Hz resolution stability, ground the shield of your analog control cable only at the drive end using a dedicated low-impedance grounding bar.
Mount the drive vertically on a flat, non-flammable back panel to optimize airflow and natural thermal dissipation.
Connect the primary three-phase utility input to terminals R, S, and T, and connect the motor feed cables directly to terminals U, V, and W.
Execute a cold-wire insulation test on the motor cables prior to terminal termination; never perform a megger test directly on the drive power terminals.
Perform an initial low-voltage verification check on the auxiliary control terminals before energizing the high-voltage 460V input.
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Returns & Warranty
Manufacturer: Delta Electronics
Product No.: VFD150B43A
Country of origin:United States
Product Type: AC Drives
Payment: T/T, Western Union
Weight: 13000g
Shipping port: Xiamen
Warranty: 12 months
Providing precise speed and torque regulation for three-phase induction motors, the Delta Electronics VFD150B43A operates as a robust 15kW (20HP) vector control drive within the VFD-B series. This modular unit is engineered to manage high-torque demands and continuous industrial duty cycles, operating on 460V three-phase input power. Its integrated dynamic microprocessing core enables micro-step frequency setting adjustments and sophisticated stall prevention algorithms to protect both the drive mechanics and downstream process equipment during load transitions.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Delta Electronics |
| Model Number | VFD150B43A |
| Series Name | VFD-B Series |
| Power Capacity | 20 HP (15 kW) |
| Voltage Class | 460V AC Three-Phase |
| Frequency Resolution | 0.01Hz |
| Overload Capacity | 150% of rated current for 60 seconds |
| Skip Frequency Range | 0.1 to 400Hz (Three zones programmable) |
| Stall Prevention Limit | 20% to 250% of rated current |
| Cooling System | Forced-Air Cooling Fan |
| Operating Storage Temp. | -20 degC to 60 degC |
| Ambient Humidity Limit | Below 90% RH (non-condensing) |
| Physical Weight | 13 kg |
| Shipping Weight (Calculated) | 15 kg |
The VFD-B series utilizes a standardized mounting footprint and specific internal register mapping that distinguishes it from newer Delta platforms like the VFD-C2000. When modernizing legacy control systems that leverage serial Modbus communications, review the parameter map addresses directly, as modern drives may require parameter adaptations. Ensure the 'A' designator version firmware aligns with your existing PLC profiles for fieldbus-directed operations.
During applications involving high-inertia loads (such as large-diameter industrial fans), decelerating without a dynamic braking resistor can trigger overvoltage (ov) faults. Ensure that parameters for deceleration time (Parameter 01-10/01-12) are sufficiently graduated, or install a correctly sized external dynamic braking unit to dissipate regenerative energy. Maintain clear vertical space around the drive’s fan-cooled intake and exhaust vents to prevent thermal trips in high-density electrical cabinets.
Always route control and analog signal wiring through separate, grounded metallic conduits away from the main power feed lines (R, S, T) and motor output lines (U, V, W) to prevent electromagnetic interference (EMI) from disrupting the analog inputs. To maintain the 0.01Hz resolution stability, ground the shield of your analog control cable only at the drive end using a dedicated low-impedance grounding bar.
Mount the drive vertically on a flat, non-flammable back panel to optimize airflow and natural thermal dissipation.
Connect the primary three-phase utility input to terminals R, S, and T, and connect the motor feed cables directly to terminals U, V, and W.
Execute a cold-wire insulation test on the motor cables prior to terminal termination; never perform a megger test directly on the drive power terminals.
Perform an initial low-voltage verification check on the auxiliary control terminals before energizing the high-voltage 460V input.
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
United States
|
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