Lenze 00400049 EVF8242-E 8200 Vector Frequency Inverter 5.5 kW
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Product Information
The Lenze EVF8242-E (part number 00400049) is a 5.5 kW frequency inverter from the Lenze 8200 Vector series, engineered for precise motor speed and torque regulation across an output frequency spectrum from 0 to 480 Hz. Operating on a three-phase supply voltage from 320 V AC to 550 V AC, this drive delivers a rated output current of 13 A with a maximum current capacity of 19.5 A. Designed for cabinet installation, the drive features a panel-mounting enclosure with an integrated heatsink for thermal management. It supports both standard V/f control and sensorless vector control for demanding asynchronous motor applications such as conveyor lines, mixers, agitators, pumps, and ventilation fans.
Integrating a replacement unit into an existing system requires matching the physical and logical configuration of the original drive. The EVF8242-E base drive features DC link terminals for intermediate energy sharing and an integrated braking chopper transistor for connecting external braking resistors during regenerative operation. Interface capabilities depend on the specific plug-in function module installed, such as Standard I/O, CANopen, PROFIBUS, INTERBUS, DeviceNet, or LECOM RS232/RS485 modules. A spare unit is rarely ready to run out of the box and requires transferring system parameters. The internal non-volatile EEPROM stores up to four switchable parameter sets, which can be configured using Lenze Global Drive Control (GDC) software or copied directly using the Keypad XT (E82ZBC) operator panel. Parameter cloning via the Keypad XT allows rapid configuration transfer from a failed unit without requiring a full PC setup, supported where needed by ABC Industrial Parts for spare part commissioning and preparation.
Operational monitoring and fault identification are provided directly on the front panel and through connected diagnostic tools. Onboard status indication uses a green LED to signify drive readiness or active motor operation and a red TRIP LED to signal fault shutdowns. Detailed fault messages can be retrieved via the Keypad XT text display, the GDC software diagnostic window, or parameter lookups P0163 and P0165 in the fault history memory. When dealing with faults such as overvoltage (OU), undervoltage (LU), short circuits (OC1), or heatsink overtemperature (OH), clear troubleshooting procedures allow targeted checks of mains power, wiring, ramp times, and cabinet cooling. For errors indicating internal hardware damage or EEPROM checksum failure (code H05 or persistent EE), board-level repair is not field-serviceable, making drive replacement or exchange through ABC Industrial Parts the standard resolution.
Technical Specifications
| Manufacturer | Lenze |
| Part Number | 00400049 |
| Model / Type | EVF8242-E |
| Product Family | 8200 Vector |
| Component Type | Frequency Inverter |
| Rated Power | 5.5 kW |
| Supply Voltage Range | 320 - 550 V AC |
| Output Voltage | 0 - 400 V AC |
| Rated Output Current | 13 A |
| Maximum Output Current | 19.5 A |
| Output Frequency Range | 0 - 480 Hz |
| Nominal Switching Frequency | 8 kHz |
| Control Method | V/f Control, Sensorless Vector Control |
| Mounting Type | Panel Mounting with Integrated Heatsink |
Programming and Configuration
Programming and parameter administration for the Lenze EVF8242-E inverter are performed using either the Lenze Global Drive Control (GDC) software package or the optional Keypad XT (E82ZBC) handheld module. The GDC software provides a PC-based interface for parameter adjustments, real-time monitoring, and system commissioning. Parameter settings are stored in internal non-volatile EEPROM, which accommodates up to four complete, switchable parameter sets to support versatile operating profiles on a single machine.
When replacing a unit, parameter transfer can be executed rapidly using the Keypad XT module. The Keypad XT attaches directly to the front of the inverter to read out parameters from an existing unit and write them into the replacement drive, enabling parameter cloning without requiring a PC link. If parameter corruption occurs, reloading the factory default settings allows re-initialization before restoring the plant-specific configuration.
Communication and System Integration
The Lenze EVF8242-E frequency inverter utilizes a modular base architecture that relies on interchangeable plug-in function modules for external control and network connectivity. The base unit includes integrated DC link bus terminals that facilitate energy sharing between multiple drives, along with integrated braking chopper terminals designed for connecting external braking resistors during dynamic deceleration.
System integration flexibility is achieved through fieldbus and I/O expansion modules that plug directly into the drive interface slot. Depending on application requirements, options include Standard I/O modules as well as network modules for CANopen, PROFIBUS-DP, INTERBUS, DeviceNet, and LECOM RS232/RS485 communications. Replacing or upgrading a drive requires transferring the existing plug-in module to the replacement drive or verifying that the fieldbus address switches and network settings on the replacement module match the original network configuration.
Diagnostics and Status Indication
The drive provides direct status monitoring through onboard LED indicators located on the front interface. A green LED indicates operational readiness when blinking in standby mode and remains solid when the drive is enabled and actively running. A red TRIP LED illuminates solid when a protective shutdown occurs, signaling an active fault or internal hardware error.
Comprehensive diagnostics are available through connected programming interfaces. Attaching the Keypad XT provides plain-text diagnostic messages on its display, while Lenze GDC software opens a dedicated diagnostic window on a connected PC. Additionally, historical fault data and trip logs are accessible through parameter lookups P0163 and P0165, allowing maintenance technicians to analyze recurring trip events and operational anomalies.
Status LED Indicators
| LED | Color/Status | Meaning |
|---|---|---|
| Red LED (TRIP) | Red - Solid/Active | Drive fault / TRIP active. Indicates protective shutdown condition or internal hardware defect. |
| Green LED (Ready/Operation) | Green - Solid / Blinking | Blinking = Drive ready / operational standby. Solid = Drive enabled and running. |
Replacement and Spare Part Considerations
Replacing an EVF8242-E frequency inverter on an active production line requires matching physical dimensions, electrical ratings, and control interfaces. The unit requires 320 to 550 V AC three-phase input power and provides up to 13 A continuous output current (5.5 kW rating). The physical installation relies on panel mounting via the integrated heatsink, requiring clear airflow and cabinet ventilation to prevent thermal tripping.
Because the base drive uses modular plug-in function modules for fieldbus communication and standard I/O, the original module must be transferred to the replacement chassis or replicated with identical option hardware. Before putting a spare unit into operation, parameter settings must be restored using either parameter cloning via Keypad XT (E82ZBC) or a PC connection running Lenze Global Drive Control (GDC). Verifying parameter sets in EEPROM and fieldbus addresses ensures seamless integration into existing control networks.
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 at the motor output terminals or extreme pulse current peak. | Short circuit in motor cable, phase-to-phase fault, excessive motor acceleration time setting. | Check motor and wiring for short circuits; check ramp-up times. |
| OC2 | Earth Fault | Earth/ground fault in motor cable or motor winding. | Insulation breakdown in motor or motor cable to ground/earth, excessive cable length. | Check motor windings and cable insulation resistance to ground. |
| OC5 | Ixt Overload | Inverter Ixt load monitor limit reached. | Continuous high motor current beyond drive rated output. | Reduce mechanical load on motor; verify drive sizing. |
| OH | Heatsink Overtemperature | Heatsink temperature exceeded permissible maximum limit (>90 °C). | Clogged heatsink/cooling fins, defective cabinet fan, ambient temperature too high. | Clean heatsink, ensure adequate cabinet ventilation and airflow. |
| OH4 | Motor Overtemperature | Motor temperature switch or PTC thermistor sensor triggered. | Motor thermal overload, low cooling air at low speeds, defective motor sensor. | Allow motor to cool down, inspect load and motor fan, check PTC sensor wiring. |
| OU | Overvoltage DC Bus | DC bus intermediate voltage exceeds maximum limit (>770 V DC). | Regenerative energy from motor during deceleration, deceleration ramp time too short, braking resistor open or undersized. | Extend deceleration time, inspect external braking resistor and connection. |
| LU | Undervoltage DC Bus | DC link bus voltage fell below threshold (<420 V DC for 400V drives). | Mains supply failure, supply voltage phase loss, line voltage drop. | Check input mains voltage and fuses; verify line connections. |
| EE | EEPROM Fault | Data checksum error in internal parameter storage EEPROM. | Interrupted power supply during parameter write, internal memory hardware fault. | Load factory default settings; re-initialize drive. If error persists, internal hardware fault — replace the unit. |
| H05 | Internal Hardware Fault | Internal control board or power stage fault detected. | Internal component failure, board-level hardware defect. | Internal hardware fault — field repair not possible; replace unit or contact service. |
| CE0 | Communication Failure | Communication interruption on installed fieldbus or system bus module. | Disconnected fieldbus cable, master offline, bad shielding, bus timeout. | Check fieldbus cable, bus termination resistors, and master communication controller. |
| NMAX | Max Speed Exceeded | Actual motor frequency exceeded upper limit. | Incorrect feedback setup, active overhauling load. | Check speed limit parameters and encoder / motor control settings. |
Frequently Asked Questions
How do I clone parameters from a failed Lenze EVF8242-E to a spare unit?
Parameter cloning can be completed using the optional Keypad XT (E82ZBC) operator module. Connect the Keypad XT to the source drive to upload parameter sets from the internal EEPROM, then connect it to the replacement drive to download the configuration. Alternatively, parameters can be transferred using a PC running Lenze Global Drive Control (GDC) software.
What plug-in modules are supported by the Lenze EVF8242-E inverter?
The EVF8242-E base drive supports various 8200 Vector plug-in function modules, including Standard I/O, CANopen, PROFIBUS-DP, INTERBUS, DeviceNet, and LECOM RS232/RS485 modules for tailored fieldbus communication.
What does code H05 indicate on the EVF8242-E drive?
Code H05 indicates an internal hardware fault within the control board or power stage. This issue cannot be resolved through field servicing; the unit must be replaced or sent for professional repair.
How do I troubleshoot an OU (Overvoltage DC Bus) fault code?
An OU fault occurs when the DC link voltage exceeds 770 V DC, typically caused by regenerative power during deceleration. Recommended actions include extending the deceleration ramp time and inspecting the external braking resistor and its connections to the drive's braking chopper terminals.
What input power and output current ratings apply to the EVF8242-E?
The Lenze EVF8242-E accepts a 3-phase supply voltage ranging from 320 V AC to 550 V AC. It provides a rated output current of 13 A (with a peak current of 19.5 A) and a power rating of 5.5 kW.
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