Providing precise speed and torque regulation for industrial three-phase AC induction motors, the Lenze E82EV751_2B serves as a reliable vector-controlled variable frequency drive within the legacy 8200 Vector series. This compact drive module is engineered for space-saving control cabinet installation, delivering robust performance in demanding automation architectures. It supports both single-phase and three-phase mains connections, making it highly adaptable to various field power configurations.
Key Features
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Flexible Input Configuration: Supports 1-phase or 3-phase AC 230/240 V input voltages.
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High-Frequency Output: Delivers an adjustable output frequency from 0 to 650 Hz, ideal for high-speed spindle operations.
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Modular Communication: Equipped with an integrated slot for pluggable fieldbus modules (CAN, PROFIBUS, or LECOM).
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Robust Protection: Built-in motor overload, short-circuit, earth-fault, and overvoltage monitoring circuits.
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Compact Form Factor: Optimized footprint designed for space-restricted control panels.
Applications
- Conveyor and material handling systems requiring controlled acceleration and deceleration.
- Industrial pumps, fans, and ventilation systems.
- Packaging machinery and automated assembly lines.
- Machine tool auxiliary drives and high-speed spindle applications.
Technical Specifications
| Parameter |
Specification Value |
| Manufacturer |
Lenze |
| Model Number |
E82EV751_2B (E82EV751K2B) |
| Product Series |
8200 Vector |
| Input Voltage Phase |
1(3)/PE AC |
| Input Voltage Range |
230 / 240 V |
| Input Current |
9.0 A (1-phase) / 5.2 A (3-phase) |
| Input Frequency |
50 / 60 Hz |
| Output Voltage Phase |
3/PE AC |
| Output Voltage Range |
0 to 230 / 240 V |
| Output Current |
4.0 A |
| Output Power Rating |
0.75 kW (1.0 HP) |
| Output Frequency Range |
0 to 650 Hz |
| Product Lifecycle Phase |
Phase-Out (Legacy) |
| Dimensions (H x W x D) |
24.0 x 16.2 x 30.6 cm |
| Net Weight |
0.74 kg |
| Shipping Weight (Calculated) |
1.20 kg |
| Commodity Code |
85044086 |
Connections and Interfaces
| Terminal / Port |
Function / Circuit Assignment |
| L1, N/L2, L3 |
Mains supply input connections (Single-phase or Three-phase) |
| U, V, W |
Motor output connection terminals |
| PE |
Protective Earth ground connections |
| AIF Slot |
Automation Interface for keypad (EMZ8201BB) or communication modules (EMF2102IB) |
Empirical Engineering Insights
Alternative Models & Compatibility
The E82EV751_2B is often designated in PLM systems under the code E82EV751K2B. It is fully compatible with the Lenze EMZ8201BB parameterization keypad and the EMF2102IB LECOM-A (RS232/RS485) communication module. When replacing an older 8200 Standard series drive, note that the 8200 Vector series uses a different parameter structure, requiring a manual transfer of settings rather than a direct copy-paste via older software versions.
Application Pitfalls & Engineering Notes
As a legacy phase-out model, thermal management is critical to preserving the unit's internal DC-bus capacitors. Ensure a minimum vertical mounting clearance of 100 mm above and below the drive. Continuous operation at the maximum 4.0 A output current in ambient temperatures exceeding 40 degC will accelerate capacitor degradation; external cabinet cooling or derating is highly recommended in these environments.
Commissioning & Wiring Tips
Always use low-capacitance, shielded motor cables to minimize high-frequency leakage currents. The cable shield must be grounded over a large surface area directly to the conductive mounting plate using grounding clamps. To prevent electromagnetic interference, never route control cables parallel to motor power cables; maintain a minimum physical separation of 10 cm.
Installation Guidelines
CRITICAL WARNING: Ensure all input power sources are completely de-energized and locked out before performing any wiring or maintenance. Wait at least 5 minutes after disconnecting the power supply to allow the internal DC-bus capacitors to fully discharge to safe voltage levels (< 50 VDC).
1
Mount the drive vertically on a flat, vibration-free conductive mounting plate inside the control cabinet to ensure proper heat dissipation and grounding.
2
Connect the protective earth (PE) conductor to the designated ground terminal before making any other electrical connections.
3
Wire the AC mains input to terminals L1/N (for single-phase) or L1/L2/L3 (for three-phase) and the motor output to terminals U/V/W.
4
Insert the required control module or keypad into the front AIF slot, ensuring it clicks securely into place before applying power.