Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 284E-FVD6P0Z-25-CR-EMI |
| Manufacturer | Allen-Bradley / Rockwell Automation |
| Product Type | Variable Frequency AC Drive (VFD / frequency inverter) |
| Product Series | 284 series compact AC drives |
| Platform Family | PowerFlex 4 / PowerFlex 4M |
| Input Voltage | 380 … 480 V AC, 3-phase, 50/60 Hz |
| Output Voltage | 0 … input voltage (V/Hz, sensorless vector) |
| Output Frequency Range | 0 … 400 Hz |
| Rated Output Current | 6.0 A |
| Power Rating (interpretation A) | 2.5 kW / 3 hp at 4.0 kVA |
| Power Rating (interpretation B) | 0.25 hp (confirm from nameplate) |
| Speed Resolution | 0.1 Hz |
| Control Method | V/Hz, sensorless vector |
| Overload Capability | 150 % of rated current for 60 s (typical) |
| Acceleration / Deceleration | 0.1 … 3600 s, independently adjustable |
| Built-in Functions | PID control, slip compensation, DC injection braking, auto-tuning, torque control, energy-saving mode |
| Protection Features | Overcurrent, overvoltage, undervoltage, overload, earth fault, short-circuit, phase loss, over-temperature, motor thermal protection |
| EMI Provision | Integral EMI filter (no separate line filter required) |
| Control / Comm Option | -CR control module with RS485 / DeviceNet / ControlNet capability (suffix-dependent) |
| Operating Temperature | 0 … +50 °C (derating above 40 °C typical) |
| Storage Temperature | –20 … +65 °C |
| Relative Humidity | 5 … 95 % RH, non-condensing |
| Cooling Method | Natural convection / fan-cooled (model-specific) |
| Enclosure Rating | IP20 (chassis) / IP66 (washdown variants exist in the 284 range) |
| Mounting Method | Panel mount or DIN rail (variant-dependent) |
| Certifications | CE, UL, cUL, RoHS |
| Lifecycle Status | Legacy / end of life — available as new surplus or refurbished |
Main Features and Advantages
Built-in EMI filter removes a panel-design headache: The “-EMI” suffix is the practical differentiator of the 284E-FVD6P0Z-25-CR-EMI. Small drives are often installed as retrofits in existing panels where there was never provision for a line filter, and an unfiltered drive is a reliable way to fail an EMC compliance check or to interfere with the very sensors the machine depends on. With the filter integrated, the unit meets the requirement as supplied — one less component to source, mount, wire, and verify.
Sensorless vector control without encoder hardware: The drive supports both V/Hz and sensorless vector control, so it can hold torque through a load disturbance without requiring an encoder on the motor. For a conveyor that sees a changing load, a feeder that must maintain tension, or a pump that must hold pressure, that is the difference between a drive that follows a speed reference and one that actually controls the process. The auto-tuning function measures the connected motor and sets the control parameters, which removes most of the commissioning expertise that a vector drive would otherwise demand.
Six amps and 0–400 Hz in the smallest PowerFlex footprint: At 6.0 A output and a frequency range to 400 Hz with 0.1 Hz resolution, the 284E-FVD6P0Z-25-CR-EMI covers both the low-speed end — where a belt wrap or a slow agitator needs a clean start — and the high-speed end where a small spindle or blower runs above base speed. The 150 % current capability for 60 seconds gives the motor the starting torque it needs for a loaded belt or a positive-displacement pump without oversizing the drive for continuous duty.
Protection that protects the motor, not just the drive: Overcurrent, overvoltage, undervoltage, overload, earth fault, short-circuit, phase loss, and over-temperature protection are built in, together with motor thermal protection referenced to the I²t model of the connected motor. In a panel full of contactors and starters, replacing one of them with the 284E-FVD6P0Z-25-CR-EMI means the motor gets current limiting, controlled acceleration and deceleration, and a thermal model that a conventional starter simply does not provide. The DC injection braking and PID functions are additional capabilities that would otherwise require separate hardware.
Small enough to retrofit, simple enough to commission: The PowerFlex 4 family is the most compact in the Rockwell range, and the 284E-FVD6P0Z-25-CR-EMI is sized for exactly the kind of panel where space was never allocated for a drive. Parameter setup can be done from the integral keypad or copied from a working unit, and the control inputs accept the same 24 V DC and contact signals the rest of the machine already uses. For a plant maintaining a mixed fleet of old and new equipment, that familiarity keeps mean time to repair short.
