Technical Specifications
Product Overview
Industrial Push Button & Indicator Series
The XDL21 series push buttons and signal lamps are designed for high-performance industrial control circuits. These components support AC voltages up to 660V and DC voltages up to 400V, making them ideal for signal control and interlocking applications. Constructed with high-grade anti-flam plastics and zinc alloy, these switches utilize special silver alloy contacts to ensure durability and resistance to electrical erosion.

Technical Specifications
Key Electrical Metrics
Environment & Compliance
| Feature | Rating/Detail |
|---|---|
| Protection Grade | IP65 |
| Operating Temperature | -5°C to +55°C |
| Storage Temperature | -25°C to +70°C |
| Pollution Grade | 3 |
Mechanical Durability
- Button mechanical life: 3,000,000 operations
- Emergency stop mechanical life: 300,000 operations
- Continuous working life: 100,000 hours





