Lenze E82EV751K4C Inverter

E82: 8200 Vector series

다섯: Vector inverter

751: 0.75kW (75 = 0.75; the last digit 1 denotes power class)

K4: 3-phase 380~480V voltage class

기음: Basic unit, without integrated EMC filter (suffix C200 indicates version with filter)

기능적 특징

1. 내장 PID, flying restart, motor load loss monitoring, DC braking, 4 parameter set switching;
2. Plug-in expansion modules: 프로피버스, 할 수 있다, INTERBUS and other fieldbus modules;
3. 보호 기능: 단락, 지락, 과전압/저전압, 온도 이상, motor PTC temperature measurement, motor stall protection;
4. 냉각: natural air cooling, 수직 장착; ambient temperature -10~+55℃, 40℃ 이상에서는 디레이팅 필요; 경감하다 5% for every 1000m elevation above 1000m.

일반적인 응용 분야

팬, 물 펌프, 컨베이어 라인, small mixers, general industrial speed regulation, 공조, 포장 기계.

예비 부품 & 교체 정보

1. Operator panel: 렌츠 XT panel;
2. Brake resistor: ERBM370;
3. In-series alternative: E82EV751K4C200 (version with integrated EMC filter);
4. Discontinuation note: 그만큼 8200 Vector series is an obsolete model; i500 series is recommended for new unit replacement.

일반적인 문제 해결

OC Overcurrent: Motor short circuit, 손상된 케이블, excessive carrier frequency, short circuit in brake circuit;

OV Overvoltage: Too short deceleration time, inertial load, grid surge;

OH Overtemperature: Dust accumulation in cooling channel, 높은 주변 온도, insufficient top/bottom installation clearance (≥100mm clearance reserved on top and bottom);

CINH Controller Inhibit: Disconnected enable circuit at terminal 28.

설치 참고 사항

맥스. length of shielded motor cable: 50중 (8kHz); unshielded cable: 100중. Output du/dt filter is recommended for long motor wiring.

Lenze E82EV751K4C (8200 Vector 0.75kW, 380다섯) 응용 시나리오

코어 포지셔닝: Low-power general-purpose vector inverter, suitable for light constant-torque load and simple PID speed regulation. Mostly original equipment on legacy machinery, 수명 종료, mainly used for spare part replacement of old equipment.

1. Material Conveying Industry (가장 일반적인)

소형 벨트 컨베이어, roller conveyor lines, chain feeders

특징: 센서리스 벡터, good low-speed torque; S-curve acceleration/deceleration for smooth start-stop to avoid material impact; multi-speed selection supported. Built-in brake transistor, external brake resistor can be fitted for inertial loads requiring fast deceleration.

Typical use: Infeed/outfeed belts of packaging lines, sorting branch lines, 소형 호이스트.

2. 포장기계

Vertical form fill seal machines, 라벨러, small slitter machines, auxiliary drives for pillow packaging machines, conveyor drives

장점: Native PID, simple tension control with dancer roller; 4 parameter set switching for one-click recipe changeover for different products; expandable PROFIBUS/CAN bus for PLC integration.

Industry stock: Large quantity of European legacy packaging machines originally equipped with this drive.

3. 인쇄 산업 (Classic OEM Model)

Auxiliary drives for Roland 700 offset presses, paper transport, delivery tray, air blowing / paper traction motors. A popular spare part model in printing machine maintenance market.

요구사항: Stable low-speed operation, flying restart (start with rotating load); inertial load from paper rolls, fast stop achieved with brake resistor.

4. 공조 & Fluid (팬 & 펌프)

소형 원심 팬, duct exhaust fans, booster pumps, 계량 펌프

Built-in PID for constant pressure / 흐름 / 온도 조절; quadratic V/F mode for energy saving; flying restart for fans still rotating after power loss.

메모: Limited 0.75kW power rating, only for small fans and pumps.

5. 섬유기계

Small spinning auxiliary machines, fabric traction rollers, guide rollers, carding auxiliary rollers, simple unwinder/rewinder

장점: Constant torque at low speed, low noise at 16kHz carrier frequency to reduce fabric flutter; multi-speed switching for different fabric types.

6. 목공, 음식 & Pharmaceutical Standalone Small Machines

Sanding auxiliary rollers for woodworking, small mixers, mixing tanks, food conveyors, pharmaceutical bottle feeding mechanisms

Operating conditions: Continuous low-speed operation, frequent start-stop, stable torque requirement; cabinet dust protection required for dusty environments.

7. Other Niche Applications

Automatic revolving door drive, test bench motor drive, small stirring equipment, laboratory speed regulation platform.

✅ Operating Boundary for Selection

1. 모터: 3-phase asynchronous motor 0.75kW; 380~480V 3-phase power supply
2. 부하 유형: Light constant-torque load preferred; 180% short-time overload for max. 60에스
3. 적합하지 않음: Heavy impact loads, high-speed servo positioning, high-precision synchronous control requiring encoder closed loop (8200 Vector is sensorless vector)
4. 설치: IP20 등급, 제어 캐비닛 내부에 설치해야 함, cannot be exposed directly on site.

⚠️ Industry Status

This model has been discontinued by the manufacturer for many years. Units available on market are mostly surplus stock or used reclaimed drives. Not recommended for new projects; Lenze i500 series is preferred for replacement.

I can prepare a E82EV751K4C to i500 replacement selection & parameter migration comparison table if needed.

Method to Verify Suitability of Lenze E82EV751K4C for Your Application

Core premise: This obsolete 8200 Vector 0.75kW sensorless vector inverter is only suitable for spare part replacement on legacy machines; not recommended for new project procurement.

Verification covers four aspects: load power & 토크, process control requirements, 환경 & installation conditions, project type (new retrofit / maintenance spare).

1. 힘 & 부하 매칭 (Primary Check)

✅ Acceptable Conditions

1. Rated power of driven motor: 3-phase 0.75kW, 380V asynchronous motor; motor rated current ≤1.9A (inverter rated output current)
2. Short-time overload requirement: 맥스. 180% overload for up to 60 초. Suitable for applications with mild start-stop shock and short peak load.
3. Compatible load types:

✅ Recommended: Light constant-torque loads (conveyor rollers, traction rollers, small mixers), 가변 토크 부하 (작은 팬, 작은 펌프)

✅ Inertial loads: Paper rolls, 컨베이어 벨트, fast stop with external brake resistor (onboard brake transistor)

❌ Not Suitable

모터 파워 >0.75kW; continuous heavy load, frequent heavy impact loads (파쇄기, stamping mechanisms)

Continuous overload exceeding 180% for extended duration

Quick check formula: Motor rated current ≤ inverter rated output current 1.9A

1. Process Control Requirement Check

✅ Processes compatible with this inverter

1. 속도 조절: 0~650Hz speed range, sensorless vector without encoder, decent low-speed torque; no high-precision position synchronization required
2. Logic functions: Multi-speed selection, built-in PID closed loop (pressure/flow/simple tension), flying restart, DC braking, 4 parameter set switching (multi-product recipe)
3. 의사소통: Expandable PROFIBUS / CAN bus modules for PLC connection; basic DI/DO analog terminal control
4. Start-stop: S-curve acceleration/deceleration to reduce mechanical shock, ideal for conveying and packaging auxiliary equipment

❌ Unsuitable Applications

1. Applications requiring encoder closed loop, high precision positioning, multi-axis electronic cam, 동기 제어 (functions of servo or high-end vector drives, 8200 Vector does not support encoder interface)
2. High-precision tension unwinding/rewinding, main drive of high-speed precision printing machines
3. Operating conditions requiring fast dynamic response and frequent acceleration/deceleration under heavy load

III. 환경, 설치 & Electrical Conditions

✅ Acceptable

1. 전원공급장치: 3-phase AC320~550V, 45~65Hz
2. 설치: 제어 캐비닛 내부 (IP20); full power at ambient temperature -10℃ ~ +40℃, derating required at 40~55℃; elevation ≤1000m, derate above 1000m
3. 먼지: Cabinet dust protection required; not for open-air, 높은 습도, corrosive gas environments
4. 모터 케이블: 맥스. 50m shielded cable (8kHz); output du/dt filter required for long motor cables

❌ Not Acceptable

Direct outdoor installation, 높은 습도, strong corrosion, heavy metallic dust environment

Excessively long motor cable without output filter

1. Project Type Assessment (비판적인)

✅ Suitable: 예비 부품 교체, old equipment maintenance

Original machine is factory fitted with E82EV751K4C. Direct same-model replacement, parameters/program can be copied without mechanical or electrical control modification.

Drawback: Available stock is surplus or used, unstable lead time, no original manufacturer warranty.

❌ Not Recommended: 새로운 프로젝트, complete machine retrofit

New projects should adopt Lenze i500 series (i510 / i550), 더 나은 성능, full new warranty, stable spare part supply.

✅ Quick Self-Check Checklist (Tick boxes)

Motor is 3-phase 380V asynchronous motor, rated power 0.75kW, rated current ≤1.9A

맥스. short-time load does not exceed 180% and lasts less than 60 초

Only speed regulation and simple PID required, no encoder closed-loop positioning

Inverter mounted inside control cabinet, ambient temperature ≤40℃

Application is legacy equipment maintenance spare replacement, not new machine development

✅ All boxes ticked: E82EV751K4C can be used;

❌ Any box fails: 권장되지 않음, select different power rating or switch to i500 and other new models.

보충: Replacement Selection Reference

If requirements are not met, Lenze i500 series (i510 / i550, 0.75kW, 380다섯) 선호된다. Parameter migration supported, more bus options, optional integrated EMC filter, new units readily available.

렌츠 8200 벡터 (E82EV) 전체 모델 목록

Series full name: E82EV = 8200 Vector vector inverter, IP20 built-in unit, 0.25~90kW, 단종

Suffix explanation:

K2: Single/3-phase 230V; K4: 3-위상 380~480V

기음: Small power housing (0.25~11kW); 비: High power housing (15~90kW)

C200 = Version with integrated EMC filter; base C version without EMC filter (E82EV751K4C in your query is base version without filter)

1. 230V 클래스 (K2, single-phase input, 0.25~7.5kW)

1. 400V 클래스 (K4, 3-위상 380~480V, 0.55~11kW, C housing)【Focus, E82EV751K4C belongs to this group】

III. 400V 클래스 (K4, 3-위상 380~480V, 15~90kW, B housing)

✅ Derivative Variants (같은 힘, different suffix)

1. C200 version: Add C200 suffix for same power model, integrated EMC filter, 예: E82EV751K4C200
2. Safe-Standard safe torque off version: suffix 4xx, 예를 들어. E82EVxxxKxC400 (available for 3~11kW)
3. Coated PCB version: PCB conformal coating for humid and dusty environments, suffix xxx1
4. E82DV / E82CV: 같은 8200 Vector series, different mounting construction:

E82DV: Through-panel mounting

E82CV: Cold plate cooling type (base plate heat dissipation), power range same as E82EV

📌 Optional Accessories List (E82Z series accessories)

E82ZAFSC010: Standard I/O terminal module (E82EV main unit requires this I/O board for operation)

E82ZBC: Basic operator panel; EMZ9371BC: XT advanced panel

E82ZAFPC010: Profibus DP communication module

E82ZAFCC010: CANopen 통신 모듈

E82ZLxx: Line reactor

ERBM / ERBD: Matching brake resistor

⚠️ Remarks

1. The entire 8200 Vector series has been discontinued by OEM. i500(i510/i550) is recommended for new projects;
2. Small power E82EV (0.25~11kW) housing size increases with power rating, all IP20; B housing for 15kW and above with larger dimension;
3. C and C200 versions of same power have identical electrical performance, difference only in EMC filter. Interchangeable for spare replacement, EMC compliance needs to be considered.