Schneider ATV71HD30N4Z Vector Inverter

Альтивар 71 high-performance vector inverter, 30kW/40HP, Discontinued Model

✅ Объяснение кода модели

АТВ71: Altivar71 high-performance vector series, dedicated for heavy-duty and complex machinery

ЧАС: High-power frame

D30: 30кВт

N4: 3-phase 380～480V, встроенный фильтр ЭМС

З: Without Chinese graphical keypad (simple keypad supplied as standard; graphical panel must be ordered separately as VW3A1101)

📋 Основные электрические характеристики

🛠️ Типичные применения

Heavy-duty equipment, краны, экструдеры, шпиндели станков, лебедки, центрифуги, compressors and other machinery requiring high starting torque and low-speed high-precision operation. SIL2 safe stop function supported.

⚠️ Product Lifecycle

Конец жизни (окончание срока действия). No new production from OEM; запчасти & repair service available until 2028-03-31 (domestic version service period subject to minor differences). Not recommended for new projects; existing units can be repaired or replaced with second-hand units.

🔁 Recommended Replacement Models

1. ATV930D37N4Z: ATV930 high-end vector drive, direct counterpart to ATV71, 37kW frame, сверхмощный, suitable for hoisting/winch and other demanding applications
2. АТВ340D30N4E: New generation ATV340 with Ethernet, cost-effective option for general heavy-duty machinery

Примечание по замене: ATV71 parameters cannot be migrated directly to ATV930/ATV340. Reconfiguration via SoMove software is required. IO terminal definitions, braking units and encoder options need verification.

📌 Options & Примечания по техническому обслуживанию

1. Graphical keypad: VW3A1101 (продается отдельно, not included for Z version)
2. Encoder card: VW3A3401/VW3A3402 (for closed-loop vector control)
3. Тормозной блок: External braking unit + resistor required for frequent start/stop or overhauling loads
4. Minimum applicable motor: ≥7,5 кВт (0.25 × inverter rated power). Motor protection is unreliable below this rating; no-load test only allowed briefly under V/F mode.

❗ Quick Reference for Common Faults (ATV71 Series)

OSF: Перенапряжение. DC bus >535V at stop; check supply voltage and braking resistors

ОЛФ: Перегрузка двигателя; verify motor nameplate current and thermal overload parameters

ОХФ: Inverter overheating; blocked heat sink, aging cooling fan, чрезмерная температура окружающей среды

OPF: Output phase loss; inspect motor cables, terminals and motor winding continuity

АТВ71HD30N4Z (30кВт) Engineering Application Cases

Unit Features: Heavy-duty constant-torque vector control, full torque at 1Hz, SIL2 safe stop, Modbus/CANopen communication. Discontinued stock unit. Widely used on medium & large machinery commissioned from 2008 к 2020.

Случай 1: Single-screw Plastic Extruder (Машины для производства пластмасс, Классическое приложение)

Process Overview

PE/PP pipe extrusion line, 30kW main screw drive motor. The screw builds melt pressure at low speed and maintains stable extrusion at high speed. Load fluctuates heavily and speed variation is prohibited; otherwise pipe wall thickness will be uneven.

Конфигурация

Водить машину: АТВ71HD30N4Z (graphical panel mounted on control cabinet door)

Контроль: Open-loop flux vector; optional encoder card VW3A3401 for closed-loop upgrade

Коммуникация: Модбус. PLC reads frequency, current and load rate to synchronize feeder master-follower control

Вспомогательный: External braking unit + braking resistor to dissipate DC bus energy during emergency stop

Производительность

Full torque available at 1Hz; speed drop <0.5% under sudden load change. Soft start reduces gearbox shock; multi-speed recipe switching supported.

Общие неисправности поля

Высокая температура & dusty environment over time clogs heat sink and triggers OHF overheat alarm. Aged cables cause OPF output phase loss.

Случай 2: Gantry Crane Hoist (Lifting Industry)

Process Overview

10-ton gantry crane, 30kW hoist motor. Heavy load lowering, anti-sway prevention under suspended load, fine low-speed jogging and high safety requirements.

Конфигурация

Водить машину: ATV71HD30N4Z with encoder feedback card for closed-loop vector control

Функции: Brake timing control, load detection, SIL2 safe stop, 170% overload for 60s

Master-follower: Torque following master-follower control for dual-motor synchronization

Производительность

High torque retained at zero speed to prevent load slipping while suspended. Smooth low-speed jogging with minimal shock; reliable overload/overspeed protection.

Примечание: Тормозной блок + resistor mandatory for hoisting applications. Potential energy loads during lowering easily trigger OSF overvoltage.

Случай 3: Decanter Centrifuge (Относящийся к окружающей среде / Sludge Dewatering)

Process Overview

Municipal sludge dewatering decanter centrifuge, 30kW main drive. Drum and scroll differential speed control; load varies drastically with sludge concentration, requiring continuous controllable torque.

Конфигурация

ATV71HD30N4Z drives main drum; a smaller ATV71 drives scroll. Torque master-follower control. PLC dynamically adjusts differential speed.

Производительность

Adapts to sludge concentration fluctuations to prevent blockage and stall; high torque for low-speed start. Fast protective shutdown on fault to protect scroll blades.

Случай 4: Metallurgical Roller Table / Steel Pipe Tipper (Metallurgical Finishing Line)

Process Overview

Steel pipe finishing line tilting mechanism, частый старт-стоп, positioning accuracy, shock load and fast braking requirement.

Конфигурация

ATV71HD30N4Z with external braking resistor, flux vector control. PLC networking of multiple inverters via CANopen for full roller line coordination.

Производительность

Fast start-stop reduces pipe collision damage. Parameter tuning enables accurate stop without encoder, improving product yield.

Случай 5: Winder for Textile Jigger Dyeing Machine (Tension Control)

Process Overview

Fabric jigger dyeing machine. Tension sensorless constant tension winding via inverter torque control mode, stable tension across high/low speed range.

Конфигурация

ATV71HD30N4Z as winding drive. PLC calculates roll diameter and inertia compensation. ATV71 runs in torque mode with speed limit protection.

Производительность

Low tension fluctuation during acceleration/deceleration to avoid fabric stretching. Near-zero tension dyeing improves fabric quality.

Общий выбор & Рекомендации по замене

1. ATV71HD30N4Z is a heavy-duty unit, подходит для ударных нагрузок, high inertia and torque-critical equipment. ATV61 is generally selected for light-duty fans and pumps.
2. Not recommended for new projects due to EOL status. Priority replacement for retrofit: АТВ930Д30Н4. ATV340D30N4E for general machinery.
3. Миграция параметров: ATV71 parameters cannot be imported directly into ATV930. SoMove only supports parameter comparison. IO terminals, braking logic and encoder card hardware differ and require separate commissioning.

АТВ71HD30N4Z (30кВт) Application Cases in Food & Производство напитков

Unit Features: Heavy-duty constant-torque vector control, full torque at 1Hz, SIL2 safe stop, Modbus/CANopen communication. Discontinued legacy unit. Widely adopted for high-power agitation, homogenization and main conveying drives in dairy, fruit juice, sauce and grain & oil production lines. Food workshop characteristics: влажная среда, periodic washdown, heavy load fluctuation, strict requirements on speed/torque stability, safe stop and production traceability.

Случай 1: High-Power Mixer for Dairy Batching Tank (Yogurt / Formulated Milk Line)

Process Overview

30m³ dairy batching tank with 30kW agitation motor. Viscous cream, milk powder blend and diluted liquid milk show variable load with liquid level and viscosity. High low-speed torque prevents sedimentation while high speed ensures emulsification. Low-speed mixing required during CIP cleaning.

Конфигурация

Водить машину: ATV71HD30N4Z installed in control cabinet (away from washdown zone)

Режим управления: Open-loop flux vector, multi-speed recipe, Modbus setpoint from PLC

Защита: SIL2 safe stop, motor thermal protection, защита от срыва

Вспомогательный: External braking resistor for fast mixer braking on emergency stop

Производительность

Full torque at 1Hz enables smooth start with high-viscosity tank bottom material without stalling. One-click speed switching for batch recipes. Текущий & frequency uploaded to SCADA for dairy production traceability compliance.

Common Field Issues

High moisture in workshop causes condensation inside cabinet and OHF overheat alarms. Material tangling on impeller creates sudden load rise and triggers OLF motor overload.

Случай 2: Main Drive for Fruit Juice / Tomato Paste High-Pressure Homogenizer

Process Overview

Concentrated fruit juice and tomato paste homogenization process, 30kW main machine. Reciprocating plunger shock load with periodic pulsation. High speed stability required; speed deviation directly affects particle fineness and final taste.

Конфигурация

АТВ71HD30N4Z, вектор замкнутого контура (optional encoder card VW3A3401)

Коммуникация: CANopen to production line PLC, master-follower synchronization with feed pump

Возможность перегрузки: 170% overload for 60s to withstand plunger shock loads

Производительность

Speed fluctuation controlled within ±0.2%. Fast response under sudden load without tripping. Soft start/stop reduces mechanical shock on gearbox and crankshaft and extends overhaul intervals.

Process Risk Note: Homogenizer is a shock-load application. Light-duty inverters such as ATV61 are not acceptable; ATV71 heavy-duty model is mandatory.

Случай 3: Main Chain Drive for Tunnel Pasteurizer for Beer & Beverages

Process Overview

Bottled juice and beer spray pasteurization tunnel, 30kW main chain motor. Long belt with large inertia requiring smooth ramp start/stop and segmented speed adjustment to prevent bottle tipping. Speed switch for different bottle types (стекло / ДОМАШНИЙ ПИТОМЕЦ).

Конфигурация

АТВ71HD30N4Z, open-loop vector control

Функции: Adjustable ramp, anti-runaway, fault safe stop

Блокировка: Linked with bottle in/out detection signals, speed reduction / stop on bottle jam

Производительность

Shock-free smooth start prevents bottle tipping. Continuously adjustable speed to match required pasteurization holding time. Fault messages uploaded to HMI for line troubleshooting.

Environmental Notes

High temperature and humidity around pasteurization tunnel accelerates oxidation of cables and terminals; regular inspection to prevent OPF phase loss.

Случай 4: Grain & Oil Industry – Main Drive of Horizontal Screw Oil Press

Process Overview

Peanut / rapeseed cold pressing line, 30kW main screw motor for pressing chamber. Uneven raw material feeding creates severe load fluctuation and high risk of blockage. High low-speed torque required for extrusion; torque limiting protects screw in blockage events.

Конфигурация

АТВ71HD30N4Z, torque-prioritized vector mode

Функции: Blockage detection, предел крутящего момента, SIL2 safe stop

Тормозной блок: External braking resistor dissipates DC bus voltage for high-inertia shutdown and prevents OSF overvoltage

Производительность

Stable extrusion torque maintained despite feed rate variation. Hard stall avoided on blockage; auto-reverse discharge reduces downtime.

Случай 5: Horizontal Powder Mixer for Baking Raw Material Line

Process Overview

Horizontal powder mixer for pre-blended flour and chocolate powder, 30kW main agitation motor. Heavy starting load from accumulated powder; load varies with material level during mixing. Multi-speed required for recipe switching.

Конфигурация

АТВ71HD30N4Z, open-loop vector, многоскоростной. Modbus link to batching PLC for automatic three-stage speed control: кормление, mixing and discharging.

Производительность

Smooth start at no-load or full-load condition. Torque monitoring assists material level detection for semi-closed loop feeding control.

General Maintenance & Replacement Notes for Food & Производство напитков

1. Охрана окружающей среды: Inverter must be fitted inside independent control cabinet, never mounted directly in washdown areas. Cabinet heater recommended to reduce condensation from CIP cleaning.
2. Safety Requirements: Mandatory safe stop for food machinery. Built-in SIL2 safe stop was a key reason for widespread adoption of ATV71 on food equipment.
3. Выбор замены: ATV71 discontinued. Priority retrofit unit: АТВ930Д30Н4. ATV610 can be used for general process pumps and fans, while ATV930 preferred for heavy-duty mixing, homogenizing and chain drives.
4. Migration Reminder: ATV71 parameters cannot be imported directly into ATV930. Контроль крутящего момента, safety circuit and encoder card hardware logic differ and require separate commissioning.
5. Frequent Faults: Corroded terminals in humid environment cause OPF output phase loss; пыль + condensation clog heat sink and trigger OHF overheat; material jamming leads to OLF overload.

Шнайдер ATV71 Series List (380~480V, N4 with built-in EMC, Suffix Z = No Graphical Panel. ATV71HD30N4Z Included)

Model Coding Description

АТВ71: Altivar71 high-performance heavy-duty vector inverter

ХУ: Small frame; HD: Средняя рамка; HC: Large frame

Numeric code: Номинальная мощность двигателя (кВт)

N4: 3-phase 380～480V, встроенный фильтр ЭМС

З: No Chinese graphical keypad (simple keypad only; remove Z for version with graphical panel)

Series Status: Full Series End of Life (окончание срока действия)

1. HU Frame (Low Power ATV71HUxxN4Z)

1. HD Frame (Medium Power ATV71HDxxN4Z, Target Model Frame)

III. HC Frame (High Power ATV71HCxxN4Z)

1. Equivalent Versions Without Suffix Z (Graphical Panel Included, N4)

Пример: АТВ71HD30N4 (supplied with graphical panel). The naming rule remains identical by removing trailing Z.

1. Brief Introduction of Other Voltage Versions (Outside N4 400V Range)

М3: Однофазный 220 В

Да: 690V high voltage version (ATV71HDxxY)

S6X: 500~600V North American model

1. Выбор & Replacement Summary
2. All ATV71 HU/HD/HC frames are constant-torque heavy-duty inverters, 170% overload for 60s, suitable for mixing, extrusion, подъем, centrifuges and chain conveyors (еда & приложения для напитков)
3. Replacement series: АТВ930 (high-end vector, direct ATV71 counterpart); ATV340 for general applications
4. Standard communication: Modbus+CANopen; encoder closed-loop control requires separate VW3A3401/VW3A3402 cards
5. Безопасность: Built-in SIL2 safe stop, widely used on food machinery and general mechanical equipment