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TECHNICAL DATA
| Power supply | 195÷255 Vac; 50 – 60 Hz ± 5% - model S91 400 Vac ±10% - model S91-400 |
| Power consumption | 1,5 W |
| Withstand voltage | 2.5 kV |
| Pulse withstand voltage | 4 kV |
| Current measurement | Direct up to 16 A or by Amperometric Transformer |
| Voltage measurement | Maximum rated voltage 660 Vac |
| Functions / Parameters managed | Temperature warnings Power factor Max current Min voltage Phase failure |
| Front selector switch | operating modes for motor/temperature control |
| Front adjustment trimmer | Self-restart time Inhibition Intervention Minimum power factor Maximum current |
| Output type | 1 SPDT - 250 Vac relay |
| Display | Alarm info, engine rotation, PTC sensor line |
| Operating Temperature | -20..+65°C |
| Housing | UL94 VO material, grey color. |
| Terminals | Screw terminals pitch 7.5 mm; section < 2.5 mm2, length < 30m |
| Dimension LxHxD | 53.5 x 73 x 90 mm |
| Weight | 250 g |
| Mounting | DIN rail bar 35mm IEC EN60715 |
| Certificazioni | CE |
| Norms | EN 61000-6-4, EN 61000-6-2, EN 61010-1 |
