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Technical specifications for DDM3U-1-320V-30A-SR
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Manufacturer:ACS MOTION CONTROL
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Product Category:General Automation
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Spare Part Number:DDM3U-1-320V-30A-SR
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Estimated shipping dimensions:12.7x5.1x12.7cm
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Weight:0.1 kg
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Tariff Code:8537101190
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Counliy of origin:USA
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Number of axes:1
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DC bus voltage:24 to 320 V DC +/-10%
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Phase current, sine amplitude:30 A continuous / 60 A peak
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Phase current, RMS:21.2 A continuous / 42.4 A peak
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Peak-current duration:1 s
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Maximum drive output voltage:0.88 x DC-bus voltage, phase-to-phase
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Input power at 320 V DC:7.0 kW continuous / 13.4 kW peak
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Output power at 320 V DC:6.8 kW continuous / 12.8 kW peak
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Minimum load inductance at 320 V DC:0.5 mH
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Heat dissipation at continuous output:235 W
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Current-control method:Digital field-oriented control with space-vector modulation
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Current-ripple frequency:40 kHz
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Current-loop sampling rate:20 kHz
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Programmable current-loop bandwidth:Up to 5 kHz
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Supported motor types:AC servo brushless; DC brush; voice coil; 2/3-phase stepper
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Operating temperature:0 to +40 degC
Information
Overview
Manuals
Common Applications
Product Precautions
MC4U Universal Single-Axis PWM Drive provides the documented interface for its installed ACS MC4U control module system.
- Controls one axis through a 20 kHz digital current loop
- Supports sinusoidal commutation with or without Hall sensors
- Uses space-vector modulation with advanced unipolar PWM
- Reports bus, supply, short-circuit, overcurrent and thermal faults
Regulates one motor phase-current set through the MC4U digital current loop, converting the 24 to 320 V DC bus into controlled PWM motor power while reporting supply, current and thermal faults. The installation uses the manufacturer-specified host position, companion hardware and field/control wiring for the intended industrial application.
System commissioning includes identity checks, connection verification, controlled energization and functional diagnostics for DDM3U-1-320V-30A-SR.
Important Notice: Confirm the complete DDM3U-1-320V-30A-SR marking, approved system arrangement, connection records and controlled functional test before commissioning or replacement.
Apter Power DDM3U-1-320V-30A-SR Manuals and Guides
Apter Power DDM3U-1-320V-30A-SR Product Technical Reference PDFACS MC4U PWM Drives Official Data Sheet PDF
The first document organizes model-specific technical identity and engineering data. The second provides a separate field workflow for installation, connection checks and commissioning records.
Single-axis brushless servo controlACS MC4U control module supports the engineered DDM3U-1-320V-30A-SR arrangement.
DC brush and voice-coil actuation24 to 320 V DC drive supply supports the engineered DDM3U-1-320V-30A-SR arrangement.
Two- or three-phase microstepping24 V DC control supply supports the engineered DDM3U-1-320V-30A-SR arrangement.
Synchronized multi-axis machine motionCompatible servo, DC, voice-coil or stepper motor supports the engineered DDM3U-1-320V-30A-SR arrangement.
Read the applicable ACS installation instructions before work. Verify DDM3U-1-320V-30A-SR and the installed-system configuration.
1Verify the complete DDM3U-1-320V-30A-SR part number and its one-axis MC4U position before opening the control module.
2Isolate the 24 V control supply and the 24 to 320 V DC drive bus, then confirm stored bus energy is discharged before handling conductors.
3Record motor phase, Hall-sensor and feedback assignments before disconnecting the installed drive.
4Use ESD controls and protect the MC4U card-edge and power interfaces from contamination or mechanical loading.
5Confirm that the connected motor and load provide at least the documented 0.5 mH inductance at the 320 V DC bus condition.
6Restore the approved commutation method, current-loop bandwidth and axis configuration before enabling torque.
7Commission at controlled current and speed while checking direction, phase current and fault reporting.
8Prove overvoltage, missing-supply, short-circuit, overcurrent and overtemperature responses before production release.
Technical notes
Isolate both drive-bus and control power before service, preserve motor phase and feedback identities, and restore the documented MC4U axis configuration. Commission under controlled current and speed while verifying commutation direction and fault reporting.
FAQ View All FAQ
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How many axes does ACS DDM3U-1-320V-30A-SR control?The ACS MC4U PWM Drives datasheet identifies DDM3U-1-320V-30A-SR as a one-axis universal drive.
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Which DC-bus range applies to ACS DDM3U-1-320V-30A-SR?The exact model row specifies a 24 to 320 V DC bus range with +/-10% tolerance.
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What continuous and peak phase current does ACS DDM3U-1-320V-30A-SR provide?ACS lists 30 A continuous and 60 A peak sine-amplitude current, equivalent to 21.2 A continuous and 42.4 A peak RMS.
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How long may ACS DDM3U-1-320V-30A-SR deliver peak current?The official exact-model table specifies a one-second peak-current duration.
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Which motor types are supported by ACS DDM3U-1-320V-30A-SR?The MC4U universal drive family supports AC servo brushless, DC brush, voice-coil and two- or three-phase stepper motors.
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How is the current loop configured on ACS DDM3U-1-320V-30A-SR?The drive uses digital field-oriented control with space-vector modulation, a 20 kHz sampling rate and programmable bandwidth up to 5 kHz.
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What must be isolated before replacing ACS DDM3U-1-320V-30A-SR?Isolate both the drive DC bus and the separate 24 V control supply, then verify stored energy is discharged before touching the module.
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Which faults should be checked after commissioning ACS DDM3U-1-320V-30A-SR?Verify reporting for overvoltage, missing drive or control supply, phase or ground short circuit, overcurrent and excessive temperature.
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