Lenze 00422157 EVF8221-E 8200 Vector Frequency Inverter 0.75kW
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Product Information
The Lenze 00422157 (model EVF8221-E) is a 0.75 kW panel-mounted frequency inverter from the Lenze 8200 vector product family, designed for precise motor speed and torque control in industrial automation systems. Operating on a 3-phase AC supply ranging from 320 V AC to 528 V AC (nominal 400/480 V) at 45 to 65 Hz, this compact drive delivers a continuous output current of 2.5 A at 400 V and 2.1 A at 480 V, with an output frequency range of 0 to 480 Hz. Drive control methods include sensorless vector control, V/f characteristic control, and torque regulation, enabling robust speed stability and a 150% overload capacity (3.75 A) for up to 60 seconds. The EVF8221-E variant integrates a Class A RFI interference suppression filter and an internal brake transistor directly into the housing, reducing external panel component requirements.
Putting a spare EVF8221-E drive into service requires configuring operating parameters and installing any required fieldbus interface cards. The drive features a modular slot that accepts plug-in communication modules, including the EMF2113IB PROFIBUS-DP card, EMF2133IB CANopen card, DeviceNet, or Interbus, as well as customizable standard I/O modules. Parameter configurations are stored across dual non-volatile EEPROM memory sets, which can be backed up or restored using the EMZ8201BB Keypad XT operating module or Lenze Global Drive Control (GDC) PC software. When replacing an existing unit, parameter extraction from a faulty board or donor unit helps restore original motor profiles quickly, a process supported by ABC Industrial Parts when commissioning replacement units.
System monitoring and fault diagnostics are managed through panel status LEDs, keypad tools, or software interfaces. Green and red LEDs provide immediate feedback regarding controller enablement, warning thresholds, parameter loading, and TRIP fault conditions. Diagnostics software and the EMZ8201BB Keypad XT allow technicians to inspect real-time operating metrics—such as DC bus voltage (C0052), output current (C0053), and heatsink temperature (C0061)—alongside a four-slot TRIP fault history memory (C0168). While issues like ramp overcurrents (OC2, OC3) or line undervoltage (LU) are resolved through external wiring or parameter adjustment, persistent short-circuit errors (OC1 with motor disconnected) or EEPROM memory errors (EER) indicate internal hardware degradation. In these cases, utilizing a tested exchange drive or professional repair through ABC Industrial Parts provides a prompt path back to operational capability.
Technical Specifications
| Manufacturer | Lenze |
| Part Number | 00422157 |
| Model / Type | EVF8221-E |
| Component Type | Frequency Inverter |
| Product Family | 8200 vector |
| Rated Power | 0.75 kW |
| Nominal Supply Voltage | 3x 400 / 480 V AC |
| Supply Voltage Range | 320 - 528 V AC |
| Supply Frequency Range | 45 - 65 Hz |
| Rated Input Current (400V) | 3.3 A |
| Rated Input Current (480V) | 2.8 A |
| Rated Output Current (400V) | 2.5 A |
| Rated Output Current (480V) | 2.1 A |
| Max Output Current | 3.75 A |
| Output Frequency Range | 0 - 480 Hz |
| Default Switching Frequency | 8 kHz |
| Control Method | V/f characteristic control, sensorless vector control, torque control |
| Power Loss | 46 W |
| Protection Rating | IP20 |
| Integrated Features | Class A RFI filter, internal brake transistor |
Programming and Configuration
Parameterization of the Lenze EVF8221-E inverter is performed using the optional EMZ8201BB Keypad XT operating module or Lenze Global Drive Control (GDC) PC software. The drive contains dual non-volatile EEPROM parameter sets, allowing full operational profiles to be saved, cloned, or restored without requiring constant main supply power during parameter transfer.
Using GDC software provides digital commissioning tools, real-time diagnostic windows, and digital oscilloscope functions for monitoring motor dynamics. When configuring a spare drive, matching motor parameters, ramp times (such as acceleration parameter C0012 and deceleration parameter C0013), and control modes ensures that the replacement unit behaves identically to the original installation.
Communication and System Integration
The Lenze 8200 vector series utilizes a modular interface slot designed to accept fieldbus and function modules. The EVF8221-E supports fieldbus communication options including the EMF2113IB PROFIBUS-DP module, EMF2133IB CANopen module, DeviceNet, Interbus, and standard I/O expansion modules.
System integration relies on securely seating the required function module into the drive slot and setting node addresses or baud rates in accordance with the master controller setup. Communication losses between the drive control board and the function module trigger specific error states (such as fault CE0), pointing to module seating issues, line noise, or network master timeouts.
Diagnostics and Status Indication
Visual status indication is provided by two LEDs on the drive interface. The green LED signals controller operation and parameter state, while the red LED indicates active TRIP faults, general warnings, or motor overload states. Understanding these flash rates aids in determining drive readiness during startup or troubleshooting shutdowns.
Detailed diagnostics can be executed using the EMZ8201BB Keypad XT or GDC software. The drive records the last four TRIP error codes in memory locations C0168/1 through C0168/4. Real-time values can be read from parameters C0052 (DC bus voltage), C0053 (output current), and C0061 (heatsink temperature) to evaluate operating conditions under load.
Status LED Indicators
| LED | Color/Status | Meaning |
|---|---|---|
| Green LED (Operation / Ready) | Green - Solid, Slow Blinking (1 Hz), or Fast Blinking (2 Hz) | Solid ON indicates controller enabled and running; slow blinking (1 Hz) indicates controller inhibit (CINH/IMP) active and unit ready; fast blinking (2 Hz) indicates parameter transfer or initialisation. |
| Red LED (Fault / TRIP) | Red - Solid, Slow Blinking (1 Hz), or Fast Blinking (2 Hz) | Solid ON indicates active TRIP fault (drive disabled); slow blinking (1 Hz) indicates warning active; fast blinking (2 Hz) indicates motor overload warning (Ixt limit reached). |
Replacement and Spare Part Considerations
When replacing an EVF8221-E unit, confirm that the part number matches 00422157 to retain the integrated Class A interference filter and brake transistor. Parameter settings saved in the original drive's non-volatile memory must be transferred to the replacement inverter using either the Keypad XT or Global Drive Control software to preserve motor protection, acceleration profiles, and I/O assignments.
Communication function cards (such as PROFIBUS-DP or CANopen modules) should be transferred directly to the replacement unit's module slot. Ensure node address settings match the previous controller configuration. For migration strategies involving discontinued 8200 vector installations, the Lenze i550 cabinet drive series serves as the recommended modern replacement family.
Error Codes & Fault Codes
The following error codes may be displayed during operation or diagnostics:
| Code | Name | Description | Possible Cause | Recommended Action |
|---|---|---|---|---|
| OC1 | Short circuit | Short circuit or earth fault detected on inverter output terminals. | Short circuit in motor winding or motor cable, insulation breakdown, excessive motor cable length/capacitance. | Check motor cable and motor insulation resistance. Disconnect motor and power cycle drive; if OC1 persists with motor disconnected, internal output stage power semiconductors are shorted (hardware failure) — return unit for repair. |
| OC2 | Overcurrent during acceleration | Output current exceeded instantaneous overcurrent trip threshold during motor acceleration. | Acceleration ramp time (C0012) set too short, motor mechanically overloaded, motor parameters incorrectly configured. | Increase acceleration time (C0012), check mechanical drive system for binding, verify motor parameters. |
| OC3 | Overcurrent during deceleration | Output current exceeded threshold during deceleration. | Deceleration ramp time (C0013) set too short, high load inertia. | Increase deceleration time (C0013) or configure dynamic braking with external braking resistor. |
| OC4 | Overcurrent during constant operation | Output current exceeded limit while running at steady operating speed. | Sudden mechanical load surge, mechanical blockage or jam in machinery. | Check driven load for mechanical obstruction or binding. |
| OC5 | Ground fault | Earth current detected on output side. | Ground fault in motor leads or motor stator winding. | Check motor cable insulation and motor ground resistance. |
| OU | DC bus overvoltage | Intermediate circuit DC voltage exceeded maximum upper threshold. | Deceleration ramp too steep with high regenerative load, missing or defective braking resistor, brake chopper fault. | Extend deceleration time, inspect external braking resistor wiring, verify brake chopper operation. |
| LU | DC bus undervoltage | DC link voltage dropped below allowable limit. | Line input voltage drop, missing AC supply phase, blown line fuse. | Check mains supply line voltages (L1, L2, L3) and input fuses. |
| OH | Heatsink overtemperature | Inverter heatsink temperature exceeded permissible limit. | Inadequate control cabinet cooling, cooling fan failure, heatsink fins dirty or blocked. | Clean heatsink, inspect internal cooling fan operation, ensure proper enclosure ventilation. |
| OH4 | Motor overtemperature | Motor PTC thermistor input triggered. | Motor overheated due to sustained overload or low-speed operation without forced cooling. | Allow motor to cool down, check motor load, install forced cooling fan if operating continuously at low speeds. |
| LP1 | Mains phase loss | Phase unbalance or phase failure detected on input supply. | One phase missing from incoming mains supply, bad line connection. | Measure supply voltage across all three phases. |
| CE0 | Communication error | Loss of communication between inverter control board and plug-in function module. | Loose function module plug connection, electrical interference, bus master timeout. | Re-seat function module in drive slot, inspect bus cabling and shielding. |
| EER | EEPROM error | Non-volatile memory access fault during parameter read/write. | Power interruption during parameter save, noise interference, or corrupted memory chip. | Reset parameters to factory default. If error persists, internal EEPROM hardware is defective — return unit for repair. |
| H05 | Internal hardware fault | Drive internal self-test failed on micro-controller board. | Internal electronic component failure on main controller board. | Internal hardware failure — power cycle the inverter. If problem persists, unit requires repair or replacement. |
Frequently Asked Questions
What software is used to configure the Lenze EVF8221-E inverter?
The drive is parameterized using Lenze Global Drive Control (GDC) software or managed manually using the optional EMZ8201BB Keypad XT operating module.
How are parameters transferred from a existing EVF8221-E drive to a spare unit?
Parameters stored in non-volatile EEPROM memory can be saved and transferred using the EMZ8201BB Keypad XT or uploaded and restored using Global Drive Control (GDC) software.
What does an OC1 fault indicate on the EVF8221-E drive?
An OC1 code signals a short circuit or earth fault on the inverter output. If disconnecting the motor cables and clearing power does not clear the OC1 fault, internal power output semiconductors are shorted and require repair.
Which fieldbus interfaces are compatible with the Lenze EVF8221-E?
Fieldbus connectivity is supported via modular plug-in cards including the EMF2113IB (PROFIBUS-DP), EMF2133IB (CANopen), DeviceNet, and Interbus modules.
What do the green and red status LEDs signal during operation?
The green LED indicates operational readiness (solid ON when running, 1 Hz flash when inhibited, 2 Hz flash during parameter transfer). The red LED indicates fault status (solid ON during a TRIP, 1 Hz flash for warnings, 2 Hz flash for motor overload warnings).
What modern inverter series is recommended as a replacement for the 8200 vector range?
The Lenze i550 cabinet inverter series is the recommended modern successor for updating legacy 8200 vector drive installations.
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