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Three-Phase Voltage Monitoring Protection Relay DFD
CÓD: DFD-SN
Description
Description
The DFD digital three-phase voltage monitor is designed for the protection and supervision of electrical networks. It detects faults such as undervoltage, overvoltage, asymmetry, and phase loss. It features an LCD display for easy viewing and configuration. Ideal for industrial applications requiring continuous monitoring.
- Protection against voltage and phase faults
- LCD display for configuration
- Accurate three-phase monitoring
- Standard DIN rail mounting
Select the options below
Code list
Code list
| Code | Description |
|---|---|
| DFD-SN | 127/265VAC Phase-Neutral |
| DFD-SP | 127/265V AC Phase-Phase |
General specifications
General specifications
| Standards | EN 60255-1, IEC60947-5-1 |
| Function | Monitor of voltage three-phase |
| Model | DFD-SP |
| Power terminals | L1 - L2 - L3 - N |
| Power supply | F-N / P-N: 127-132-138-220-230-240-254-265 |
| Adjustment range | 130V ~ 650V |
| Operating frequency | 45Hz ~ 65Hz |
| Measurement error | ≤ 1% |
| Hysteresis | 2% |
| Phase loss | 50% of the alimentação |
| Desvio of time | ≤ 5% |
| Output | 2 changeover (DPDT) |
| Maximum current | 8A - AC1 |
| Switching voltage | 250VAC / 24VDC |
| Mechanical life | 10,000,000 operations |
| Electrical life (AC1) | 100,000 operations |
| Temperature coefficient | 0.05% / °C, ta/t = 20 °C |
| Operating temperature | -20°C ~ +55°C |
| Storage temperature | -35°C ~ +75°C |
| Mounting | DIN rail mounting |
| Degree of protection | IP40 (Front) / IP20 (Terminals) |
| Overvoltage category | III |
| Pollution degree | 2 |
| Maximum gauge (mm²) | Applicable wire: 1 x 2.5 or 2 x 1.5 - Applicable cable: 1x 2.5 (AWG 12) |
| Dimensions | 90 x 36 x 64mm |