Danfoss
178B2389 Danfoss Vlt 2800 4kw Inverter Drive 9.1a, Three Phase With A 380...480v Ac Supply Vlt2840pt4b20str5dbf00a00c0
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Danfoss 178B2389
| Mains supply | |
| Supply voltage | 380...480V AC |
| Supply frequency | 50/60 Hz |
| Displacement power factor (cos φ) near unity | (>0.98) |
| Switching on input supply | 1-2 time/min |
| Output data | |
| Output voltage | 0-100% of supply voltage |
| Output frequency | 0-200 Hz (VVC+ mode), 0-400 Hz (U/f mode) |
| Switching on output | Unlimited |
| Ramp times | 1-3600 sec |
| Closed loop | 0-132 Hz |
| Digital inputs | |
| For start/stop, reset, thermistor, etc. | 2 |
| Logic | PNP or NPN |
| Voltage level | 0-24 VDC |
| Pulse inputs | |
| Number of pulse inputs | 2 |
| Voltage level | 0-24 VDC (PNP positive logic) |
| Pulse input accuracy | (0.1-110 kHz) |
| Digital output | |
| Number of digital outputs | 1 |
| Analogue output | |
| Programmable analogue outputs | 1 |
| Current range | 0/4 to 20 mA |
| Relay outputs | |
| Number of relay outputs | 1 |
| Fieldbus communication | RS485 |
| Ambient temperature | 50°C |
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