250 Amp Automatic Transfer Switch ATS S3M250-220/4
250 Amp Automatic Transfer Switch ATS S3M250-220/4
Main Features:
- PC-Class change-over switch
- Dual power supply design: power supply A (main) and power supply B (standby)
- Supports AC systems with a rated current of 160 A to 250 A
- Monitoring: Three-phase sampling
- Transfer Positions: Three-position (A-0-B)
- Firefighting Interlock Function
- Compliance with lEC 60947-6-1:2021
THÔNG TIN SẢN PHẨM
Main Specification
| Model No. | S3M250-220/4 |
|---|---|
| TSE class | PC-Class |
| Single-phase rated voltage (phase-to-neutral) (AC) | 230V |
| Rated operational voltage (phase-to-phase) (AC) Ue | 400V |
| Case grade | 250A |
| Rated operational current Ie | 250A |
| Rated insulation voltage (main circuit) Ui | 800V |
| Rated impulse withstand voltage (main circuit) Uimp | 8KV |
| Rated insulation voltage (control circuit) Ui | 690V |
| Rated impulse withstand voltage (control circuit) Uimp | 4KV |
| Rated short-time withstand current Icw | 10kA / 30ms |
| Rated short-circuit making capacity Icm | 17kA |
| Automatic switching time (A to B) | ≤ 200ms |
| Load disconnect time | ≤ 100ms |
| Pole number | 4P |
| Usage category | AC-33iB |
Installation Instructions
Wiring Diagram & Installation
Main Features:
- PC-Class change-over switch
- Dual power supply design: power supply A (main) and power supply B (standby)
- Supports AC systems with a rated current of 160 A to 250 A
- Monitoring: Three-phase sampling
- Transfer Positions: Three-position (A-0-B)
- Firefighting Interlock Function
- Compliance with lEC 60947-6-1:2021
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