VACA D11-A Okuma
Wake Industrial LLC is not an authorized distributor of this product.
The Okuma VACA D11-A spindle drive is part of the VAC Spindle Drives series and features a Power Supply Unit D11A. It utilizes six EVM31-050A transistor modules rated at 150A/600V and three 110L2G43 diode modules rated at 110A/800V. Its cooling fan operates on 200V at 50/60Hz.
Internal Product Review
The Okuma’s VACA D11-A drive in the VAC spindle series delivers 85% efficiency and includes robust safety fusing. Its reliable heat sink and DM1-DM3 modules provide thermal protection and current balance. The 1.5 kg unit is compact yet powerful and is suited for mid-range industrial spindles.
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Product Description:
The VACA D11-A spindle drive by Okuma is an important part of machine tool control systems and is responsible for converting electrical force into a regulated spindle drive. Okuma permits customization of its solutions to suit different industrial needs through enhanced production output.
This VACA D11-A spindle drive installs a transistor module that acts as the primary switching element to control current flow. The inclusion of a cooling system is paired with a heat sink. Its diode module aids in the protection of internal circuits by regulating voltage and shielding reverse current. Inside the drive unit, the DM1, DM2 and DM3 parts handle different phases of motor control and power conversion. They form a sequence together that balances the load across all terminals for smoother operation in industrial automation sectors. It holds an efficiency of 85% with manageable and low energy usage. The functional standard frequency of 50 Hz aids in keeping stable behavior with many global power systems. Its grounding is managed through dedicated terminal holes that ensure safety is maintained through proper dissipation of electrical surges or faults.
The VACA D11-A spindle drive voltage is set at 220V AC and also gives power rates up to 15/11 KW which makes it suitable without oversizing the system. Its rated power stands at 100W which refers to the internal electronics consumption and control circuitry. Its safety is integrated with multiple fuses from the F1 through F6 and each safeguards specific internal sections to isolate any failure points and prevent cascading damage. The unit weighs only 1.5 kg in mass and this keeps it convenient to handle and install in tight control panels or spaces.
