I. Core Product Information
1. Complete Model Number Analysis
DRN: High-efficiency three-phase asynchronous motor (IE3 energy efficiency rating)
112: Frame size (center height 112mm)
M: Medium frame
4: 4 poles (synchronous speed 1500rpm / 50Hz)
BE5: Electromagnetic brake (BE series, size 5)
HR: Manual release brake band (automatic reset)
C: Encoder (speed/position feedback)
V: Variable frequency drive adapter (can be used with a frequency converter)
2. Key Technical Parameters
Rated Power: 4.0 kW (5.4 HP)
Rated Speed: 1464 rpm (50Hz)
Voltage: 380-420V Y / 220-242V △ (50Hz)
Current: Approx. 7.9A (△) / 4.6A (Y)
Protection Class: IP55 (dustproof and splashproof)
Insulation Class: Class F (155°C) Duty Cycle: S1 (Continuous) Installation Method: B3 (Foot) / B5 (Flange) Weight: Approx. 35 kg Brake: BE5 electromagnetic brake, DC 180V, manual release (HR) Options: C (Encoder), V (Variable Frequency), Forced Cooling Fan 3. Product Features IE3 High Energy Efficiency: Approximately 10% more energy-efficient than IE1 motors, even more energy-saving in long-term operation Safe and Reliable: Integrated BE5 brake + HR manual release, locks upon power failure, and can be released in emergencies Precise Control: With encoder (C), supports closed-loop speed regulation and positioning Variable Frequency Adaptation (V): 5-100Hz wide frequency operation, smooth speed regulation, no overheating Robust and Durable: Cast aluminum housing, strong sealing, low noise and low vibration, long service life High Versatility: Compatible with all SEW reducers (R/F/K/S series) 4. Typical Applications: Conveyor lines, automated warehouses, elevators, cranes; Packaging machinery, textile machinery, printing machinery; Automated production lines, robots, precision positioning equipment; Scenarios requiring safe braking and speed regulation, such as those in the food, pharmaceutical, and chemical industries.
