Digital guide
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CONTROL TECHNIQUES ES2404
Product Name: Unidrive ES Series High‑Power Elevator AC Drive
Product Introduction: A high‑power elevator‑specific drive from the Unidrive ES series, designed for larger elevator systems with higher load capacities. It offers the same smooth control and safety features as the ES2403 in a higher power rating.
Technical Specifications:
- Power Rating: 15 kW (20 HP)
- Input Voltage: 380–480V AC, 3‑phase, 50/60 Hz
Detailed content
- Output Current: 29 A continuous
- Frequency Range: 0–100 Hz
- Control Modes: Closed‑loop vector, sensorless vector, servo control
- Enclosure Rating: IP54
- Operating Temperature: 0–40°C
- Storage Temperature: -40°C to +70°C
- Humidity: 5–95% non‑condensing
Functional Features:
- Smooth S‑curve acceleration/deceleration for passenger comfort
- Zero‑servo function for stable door operation
- Built‑in elevator‑specific logic and control sequences
- Regenerative braking for energy recovery and efficiency
- Advanced safety functions (STO, emergency stop, overspeed protection)
- Support for multiple encoder types for precise position feedback
- Robust construction for continuous elevator operation
Application Scenarios:
- Large passenger elevators
- Heavy‑duty freight elevators
- High‑capacity hospital elevators
- Elevators in commercial buildings and skyscrapers
- Modernization of large‑scale elevator systems
