
Product Introduction
The Okuma MIV22-3-V1 is a high-performance spindle inverter drive designed for use in advanced CNC machining centers and lathes manufactured by Okuma.As part of the MIV series,this module plays a critical role in controlling high-power spindle motors,ensuring precise speed and torque regulation—key factors in achieving superior cutting performance,dimensional accuracy,and surface finish quality.
With an output current capacity of 22 A and a power rating of up to 15 kW(20 HP),the Okuma MIV22-3-V1 is typically used in heavy-duty machining applications such as milling,turning,and grinding of large or difficult-to-machine materials like hardened steel,titanium,and aerospace-grade alloys.
This drive supports analog±10 VDC control signals from the CNC controller and features robust protection mechanisms including overcurrent,overvoltage,overheating,and ground fault detection.Its forced-air cooling system ensures reliable operation under continuous load conditions,making it ideal for industrial environments with high productivity demands.
Whether you’re maintaining an existing Okuma machine or upgrading your spindle drive system,the Okuma MIV22-3-V1 delivers the high-performance reliability that professional machinists expect from genuine Okuma components.
Core Advantages and Technical Highlights
High-Power Spindle Control
The Okuma MIV22-3-V1 provides stable and accurate control of high-capacity spindle motors operating on 3-phase 380–460 VAC power.It ensures consistent spindle RPM and torque delivery even under demanding cutting conditions,supporting both roughing and finishing operations with precision.
Industrial-Strength Build Quality
Designed for rugged manufacturing environments,the Okuma MIV22-3-V1 is housed in a durable enclosure suitable for panel mounting.The unit includes integrated thermal protection and utilizes active fan-based cooling to maintain optimal internal temperatures during extended operation.
Comprehensive Fault Protection
This spindle drive integrates multiple protective functions,including:
Over-current protection(OCP)
Over-voltage protection(OVP)
Under-voltage protection(UVP)
Over-temperature protection(OTP)
Ground fault detection
These safeguards help prevent damage due to electrical anomalies or mechanical overload,extending equipment lifespan and reducing unplanned downtime.
Seamless Integration with Okuma CNC Systems
As a genuine factory-engineered component,the Okuma MIV22-3-V1 is fully compatible with a wide range of Okuma CNC machines,including models from the GENOS,Multus,Lynx,and MAZAK series.This ensures plug-and-play compatibility and optimal performance within the original control architecture.
Advanced Diagnostic Capabilities
Equipped with LED indicators and alarm output signals,the Okuma MIV22-3-V1 enables quick identification of operational faults.This simplifies troubleshooting and reduces maintenance time,helping technicians resolve issues faster and restore production quickly.
Typical Application Scenarios
The Okuma MIV22-3-V1 is widely used in industries where high-precision,high-power machining is essential:
Automotive Industry:For machining large engine blocks,transmission housings,and differential cases.
Aerospace Manufacturing:Ensures tight tolerances when working with high-strength materials like Inconel,titanium,and composite alloys.
Heavy Machinery Production:Powers large-scale milling and boring machines used in the fabrication of industrial equipment and construction machinery.
Mold&Die Shops:Maintains consistent spindle performance during deep cavity machining and high-speed contouring of hardened tool steels.
Energy Sector:Used in the production of turbine components,valves,and pressure vessels requiring strict compliance with ASME and API standards.
Related Model Recommendations
Okuma MIV15-3-V1:Lower power version rated at 15 A/11 kW,suitable for mid-range spindle applications.
Okuma MIV30-3-V1:Higher output model rated at 30 A/22 kW,ideal for ultra-heavy-duty machining.
Okuma SPIN-AMP Series:Older generation spindle amplifiers used in legacy systems.
FANUC A06B-6079-H207:Compatible third-party alternative for retrofitting certain Okuma systems.
MITSUBISHI FR-A800 Series:High-performance general-purpose inverters sometimes used as replacements in non-OEM applications.
Installation,Commissioning,and Maintenance Instructions
Installation Preparation:
Before installing the Okuma MIV22-3-V1,ensure the cabinet environment is clean,dry,and free from conductive particles.Verify that the incoming power supply is within the specified 3-phase 380–460 VAC range and that grounding connections are secure.Use anti-static precautions during handling to protect sensitive electronics.
Commissioning Steps:
After securely mounting the unit,connect the main power and motor cables according to the wiring diagram provided in the technical manual.Link the analog speed command signal(±10 VDC)from the CNC controller to the appropriate terminal.Set any required DIP switches or parameters based on the spindle motor specifications.Power up the Okuma MIV22-3-V1 and test for proper rotation direction and response to speed commands.
Maintenance Suggestions:
Regularly inspect the Okuma MIV22-3-V1 for signs of dust buildup or overheating.Clean air vents and fan filters periodically to ensure adequate airflow.Monitor alarm indicators and log fault codes for early diagnosis.Replace faulty units promptly using standard wiring practices.Store spare modules in anti-static packaging and avoid exposure to extreme humidity or temperature fluctuations.
Service and Guarantee Commitment
At Shenzhen Changxin Technology Co.,Ltd.,we guarantee the authenticity and performance of every Okuma MIV22-3-V1 unit we supply.Our commitment starts with sourcing only genuine factory-sealed products with full traceability and complete documentation.
Each Okuma MIV22-3-V1 comes with a one-year warranty covering manufacturing defects and functional performance under normal operating conditions.We offer dedicated technical support for installation guidance,troubleshooting,and configuration assistance.In the event of failure,we provide fast replacement or repair services to ensure minimal disruption to your operations.
Our global logistics network ensures prompt delivery of the Okuma MIV22-3-V1 to customers across industries,backed by responsive after-sales service.Whether you need help with commissioning,diagnostics,or spare unit provisioning,our team is ready to support your automation needs.
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