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| Place of Origin: | Germany |
| Brand Name: | Siemens |
| Certification: | COO & COC |
| Model Number: | 6SE7028-0EA87-2DA0 |
6SE7028-0EA87-2DA0 Siemens SIMOVERT MASTERDRIVES High-performance Braking Unit 50kW
The Siemens 6SE7028-0EA87-2DA0 is a high-performance braking unit in the Siemens SIMOVERT MASTERDRIVES series, designed specifically for medium-power industrial drive systems. This model features a book-type design, a rated braking power of 50kW, and is suitable for drive systems with a DC bus voltage range of 510-650V. It effectively handles regenerative energy generated during motor deceleration or braking, ensuring stable system operation.
Key Features
Built-in brake chopper for rapid braking
Extensive programmable digital and analog input/output ports
Comprehensive motor protection functions (overload, overheat, overvoltage, undervoltage, short circuit, etc.)
Intuitive parameter setting and commissioning software (via DriveMonitor or STARTER)
High power density: Achieves 50kW braking capacity in a compact size
Plug and play: Standardized interface design for rapid integration into existing drive systems
Mature and reliable: The SIMOVERT MASTERDRIVES platform has been market-proven for a long time
Easy to maintain: Modular structure supports quick replacement, reducing downtime
Upgrade path: Smooth upgrade to the new generation 6SE7028-0ES87-2DA1 model
Core Features
| Model | 6SE7028-0EA87-2DA0 |
| Product Series | Siemens MICROMASTER 740 |
| Rated Power | 55 kW / 75 HP |
| Input Voltage | 3-phase AC 380V - 480V, ±10% |
| Output Current | 112 A |
| Protection Class | IP20 (requires installation in a control cabinet) |
| Control Method | V/f control, sensorless vector control (SLVC), closed-loop vector control (encoder feedback required) |
| Communication Interface | Integrated PROFIBUS-DP fieldbus interface |
| Cooling Method | Built-in cooling fan |
Product details pictures
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