Mitsubishi MR-J3-500A4-RJ070 Indexer Drive | 5 kW Amplifier for 15-Station
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Mitsubishi MR-J3-500A4-RJ070 Turret Indexer Drive
Control large indexing systems with power and precision. The Mitsubishi MR-J3-500A4-RJ070 is a specialized 5 kW servo amplifier designed for high-capacity turret and indexing applications.
- High-torque 5 kW output for large turret drives.
- Manages up to 15 indexing stations for complex tool selection.
- Built-in dynamic brake for controlled, safe stopping.
- Operates on industrial 380-480V AC 3-phase power.
Technical Specifications
Brand & Model: Mitsubishi MR-J3-500A4-RJ070
Series: MELSERVO MR-J3
Type: Turret Indexer AC Servo Amplifier
Rated Output: 5,000 Watts (5 kW)
Supply Voltage: 380-480V AC, 3-Phase (Permissible: 323-528V AC)
Control Method: Sine Wave PWM & Current Control
Indexing Capability: Max 15 Stations, Positioning Error: ±3 Revolutions
Braking: Built-in Dynamic Brake
Cooling: Forced Ventilation Cooling
Logic Power: 24V DC, 0.3A
Drive Consumption: 45 Watts
Enclosure: IP00 (Open Chassis)
Weight: 15.00 lbs (6.80 kg)
Expert FAQs
What is a "turret indexer" amplifier specifically for?
It's optimized for rotating tool turrets on large CNC lathes or machining centers. It provides the high torque needed to index and accurately clamp a heavy turret with multiple tool stations.
What does "positioning error of ±3 revolutions" mean?
During the high-speed indexing search for a station, the drive may overshoot or undershoot slightly. It will then correct to the exact position, ensuring final accuracy is perfect.
Why is the permissible voltage range so wide (323-528V)?
Industrial power can fluctuate. This wide range ensures the MR-J3-500A4-RJ070 keeps operating reliably during voltage sags or spikes, common in factories.
How are the 15 stations programmed?
Stations are set via parameters in the drive or through a connected controller. Each station corresponds to a specific motor rotation angle for tool selection.
Does it need an external brake resistor?
The built-in dynamic brake handles normal stopping. However, for very high-inertia turrets or rapid cycling, an external resistor may be recommended to manage heat.
Shipping & Warranty
We ship worldwide via FedEx, UPS, and DHL. This product is covered by a standard 12-month warranty.
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