Hersteller: Delta Electronics
Produkt-Nr.: VFD037B43A
Herkunftsland:Vereinigte Staaten
Produkttyp: AC Drives
Zahlung: T/T, Western Union
Gewicht: 6800g
Versandhafen: Xiamen
Garantie: 12 Monate
Engineered for heavy-duty industrial speed and torque modulation, the Delta Electronics VFD037B43A is a high-performance VFD-B Series AC motor drive operating on a 460V Three Phase input. This variable frequency drive provides a continuous output rated at 3.7 kW (5 HP), making it highly suitable for applications requiring high starting torque, accurate motor control, and reliable protective features. Built with an integrated fan cooling system, it maintains thermal efficiency during sustained high-load operations.
| Specification Parameter | Value / Rating |
|---|---|
| Manufacturer | Delta Electronics |
| Model Number | VFD037B43A |
| Drive Series | VFD-B Series |
| Applicable Motor Output | 3.7 kW (5 HP) |
| Input Voltage Class | 460V Three Phase AC |
| Frequency Resolution | 0.01 Hz |
| Overload Capacity | 150% of rated current for 60 seconds |
| Skip Frequency Range | 0.1 to 400 Hz (3 programmable zones) |
| Stall Prevention Limit | 20% to 250% of rated current |
| Cooling Method | Forced Fan Cooled |
| Operating Humidity | Below 90% RH (non-condensing) |
| Storage Temperature | -20 to 60 degC |
| Net Unit Weight | 6.8 kg |
| Shipping Weight | 8.0 kg |
The VFD-B series represents legacy Delta technology. For modern direct retrofits or system replacements where panel space is restricted, engineers can consider upgrading to the Delta MS300 or C2000+ series. Note that moving to a newer generation drive requires physical mounting footprint verification and control terminal re-mapping, as the VFD-B has a wider physical profile and terminal alignment.
In dust-prone environments such as woodworking or bulk handling facilities, the integrated cooling fans of the VFD-B can accumulate particles inside the heat sink channels, leading to recurring Over-Temperature (oH) faults. Regular thermal scans and air-purge cycles must be scheduled to prevent premature component failure.
To eliminate electromagnetic interference (EMI) issues, ensure the control terminal block wiring is fully shielded and routed separately from the main 460V power wiring. Ground the motor frame directly back to the PE terminal of the drive using high-conductivity grounding straps to mitigate high-frequency motor bearing currents.
CRITICAL WARNING
Ensure all incoming power feeds are completely isolated and locked out before commencing installation. Wait a minimum of 10 minutes following isolation to allow internal DC bus capacitors to fully discharge to a safe voltage level below 36V DC.
Mount the AC drive vertically on a flat, non-combustible surface with at least 50mm lateral and 120mm vertical clearance to ensure non-restricted convection airflow.
Connect the three-phase 460V AC incoming power cable directly to the main power terminals labeled R/L1, S/L2, and T/L3.
Wire the motor leads securely to the output terminals labeled U/T1, V/T2, and W/T3. Do not wire incoming AC mains to these terminals, as this will destroy the drive.
Establish a solid low-impedance ground connection to the dedicated PE ground terminal on the chassis before powering up the module.
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| Country of origin |
Vereinigte Staaten
|
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