Industrial Motor Control Solution – YASKAWA CIMR-G7A4011 | G7 Series Variable Frequency Drive
Where This Product Is Used
The YASKAWA CIMR-G7A4011 is a 15kW (20HP), 400V class AC variable frequency drive engineered for demanding industrial environments. Engineers and system integrators specify this drive across a wide range of applications:
- Pump & Water Treatment Systems – Precise flow control in municipal water supply, wastewater treatment, and pressure-boosting stations.
- HVAC & Building Automation – Energy-efficient fan and blower speed regulation in commercial and industrial HVAC systems.
- Conveyor & Material Handling – Smooth start/stop and variable speed for belt conveyors, roller lines, and packaging equipment.
- Compressor Control – Soft-start and variable-load management for air and gas compressors.
- Crane & Hoist Systems – Controlled acceleration/deceleration for overhead cranes and hoisting equipment.
- Textile & Paper Machinery – Tension control and synchronized multi-axis speed regulation.
- Food & Beverage Processing – Hygienic, variable-speed motor control for mixers, pumps, and filling lines.
Technical Specifications
| Model Number | CIMR-G7A4011 |
| Series | G7 Series |
| Manufacturer | YASKAWA Electric Corporation |
| Rated Output Power | 15 kW (20 HP) |
| Input Voltage | 380–480V AC, 3-Phase |
| Output Voltage | 0–480V AC, 3-Phase |
| Output Current | 31 A (Heavy Duty) |
| Frequency Range | 0.1–400 Hz |
| Control Method | V/f Control, Open-Loop Vector, Closed-Loop Vector (Flux Vector) |
| Overload Capacity | 150% for 60 seconds, 200% for 0.5 seconds |
| Protection Rating | IP00 (Open Chassis) / IP20 optional |
| Braking | Dynamic braking resistor compatible |
| Communication | MEMOBUS/Modbus RTU (RS-422/485); optional DeviceNet, PROFIBUS-DP, EtherNet/IP |
| Ambient Temperature | -10°C to +40°C (operating) |
| Weight | Approx. 14.8 kg |
| Cooling Method | Forced air cooling |
Why Engineers Specify This Model
- Flux Vector Control – Delivers high-torque accuracy at low speeds without an encoder, reducing system complexity.
- Auto-Tuning – Built-in motor parameter auto-tuning minimizes commissioning time on-site.
- Energy Savings Mode – Automatic energy-saving function reduces power consumption during light-load operation.
- Robust EMC Design – Built-in EMC filter meets EN61800-3 Category C2, suitable for industrial environments.
- Extensive I/O – Multiple analog and digital I/O terminals support complex control logic without external PLCs.
- DriveWizard Support – PC-based parameter management and monitoring via YASKAWA DriveWizard software.
- Proven Reliability – G7 Series is a globally trusted platform with millions of units deployed across industries.
Complete System Bill of Materials
For a complete CIMR-G7A4011 drive system, engineers typically specify the following accessories:
- AC Input Reactor (3% impedance, 400V/31A) – Harmonic mitigation and protection
- DC Link Choke – Additional harmonic suppression
- EMC Filter (external, if required for Category C1)
- Dynamic Braking Resistor Unit – For high-inertia or frequent braking loads
- Digital Operator / Remote Keypad (JVOP-182) – For remote parameter access
- Communication Option Card – DeviceNet (SI-N3), PROFIBUS (SI-P3), or EtherNet/IP (SI-EN3)
- Output AC Reactor – For long cable runs (>50m) or dV/dt protection
- Shielded Motor Cable – Recommended for EMC compliance
Compliance & Industry Standards
- UL Listed / cUL (File E131457)
- CE Marked – Low Voltage Directive 2014/35/EU & EMC Directive 2014/30/EU
- EN 61800-3 (EMC – Variable Speed Drives)
- EN 61800-5-1 (Safety – Variable Speed Drives)
- RoHS Compliant
- ISO 9001 Certified Manufacturing
Quality Assurance & Sourcing
At Konmask.com, every YASKAWA CIMR-G7A4011 unit is:
- Sourced directly from authorized YASKAWA distributors or verified industrial surplus channels.
- Inspected for physical integrity, label authenticity, and firmware version prior to shipment.
- Tested for power-on functionality where applicable.
- Shipped with original packaging, documentation, and accessories where available.
- Backed by our 90-day quality guarantee on all stocked units.
How to Source This Part
Ready to order or need a formal quotation? Contact our industrial automation team:
- Email: [email protected]
- Phone/WhatsApp: +0086 19859288691
- Website: https://Konmask.com
- We support OEM/ODM orders, bulk procurement, and urgent same-day quotation requests.
- Global shipping available – DHL, FedEx, UPS, sea freight for large orders.
Application-Specific FAQ
Q: Can the CIMR-G7A4011 control a pump in a closed-loop PID configuration?
A: Yes. The G7 Series has a built-in PID controller that accepts a 4–20mA or 0–10V feedback signal, making it ideal for pressure or flow control in pump applications without an external PLC.
Q: Is this drive compatible with YASKAWA DriveWizard software?
A: Yes. The CIMR-G7A4011 is fully supported by YASKAWA DriveWizard Industrial for parameter upload/download, monitoring, and fault logging via RS-422/485.
Q: What is the maximum motor cable length supported?
A: YASKAWA recommends a maximum of 50m without an output reactor. For longer runs, an output AC reactor is required to prevent insulation stress and EMC issues.
Q: Can this drive be used in a multi-drive system on a single Modbus network?
A: Yes. Up to 31 drives can be networked on a single MEMOBUS/Modbus RTU RS-485 bus, enabling centralized SCADA or PLC control.
Q: Is the CIMR-G7A4011 suitable for hazardous area installations?
A: The standard unit is rated IP00/IP20 and is not rated for hazardous areas. For Ex-zone applications, the drive must be installed in a certified enclosure with appropriate purge/pressurization systems.
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Contact: [email protected] | +0086 19859288691





