Digital guide
You are here:
Yokogawa VF702VF7STYS1
- Product Name: VF Series Variable‑Frequency Drive Module
- Product Series: Yokogawa VF Series Industrial Variable‑Frequency Drive System
- Product Introduction: High‑performance industrial variable‑frequency drive unit for AC motor speed regulation and energy‑saving control, integrated with multi‑function control algorithms, suitable for heavy‑load variable‑frequency control in industrial production lines.
Detailed content
- Technical Specifications & Performance Parameters:
- Input Voltage: 380‑480V AC three‑phase input
- Rated Power: 7.5kW
- Output Frequency Range: 0‑400Hz
- Overload Capacity: 150% rated current for 60s
- Control Mode: V/F control, vector control
- Communication Protocol: Modbus‑RTU, Profibus‑DP
- Operating Temperature Range: -10°C ~ +50°C
- Protection Grade: IP20 (built‑in type), IP54 (optional)
- Function Features: Built‑in energy‑saving control algorithm; heavy‑load start‑up function; multi‑fault self‑diagnosis and alarm; parameter copy function; closed‑loop speed control function.
- Material Composition: Housing: aluminum alloy die‑casting heat‑dissipation housing; internal power components: IGBT high‑efficiency power modules; control board: high‑speed anti‑interference control circuit board.
- Structural Features: Vertical cabinet‑mounted modular structure; integrated heat‑dissipation fan; independent power‑signal isolation area; front‑panel operation display unit.
- Working Principle: Convert industrial three‑phase AC power into variable‑frequency variable‑voltage AC power via rectification and inversion circuits, adjust motor speed by changing output frequency, realize energy‑saving and precise speed regulation of AC motors.
- Advantage Highlights: Strong heavy‑load start‑up capability; ultra‑high energy‑saving efficiency; wide frequency regulation range; stable operation under harsh conditions; rich communication interfaces for system integration.
- Applicable Industries: Fan and water pump energy‑saving transformation, textile machinery, printing equipment, packaging machinery, metallurgical conveying equipment, cement industry production lines.
- Installation Requirements: Installed in ventilated industrial control cabinet; reserved heat‑dissipation space ≥20cm around the module; input/output wiring uses high‑current shielded cables; grounding resistance ≤4Ω.
- Usage Notes: Regular maintenance of heat‑dissipation fan; avoid dust accumulation on power components; strictly set overload protection parameters; comply with industrial variable‑frequency drive safety operation standards.
