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ATV71HC28N4 — Variable speed drive
Electrical & controlsPart number: ATV71HC28N4
ATV71HC28N4 — Variable speed drive — Schneider Electric reference ATV71HC28N4. Request a quotation including shipping to your destination. Send equipment details and certificate requirements so we can confirm the exact specification, fitment, availability and warranty terms before ordering.
Looking for Schneider Electric ATV71HC28N4? This catalogue reference is listed under Electrical & controls. Send the part number and your equipment details so we can confirm the specification, availability and a quotation including shipping.
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Technical specifications
| Manufacturer | Schneider Electric |
|---|---|
| Part number | ATV71HC28N4 |
| Category | Electrical & controls |
| Range of Product | Altivar 71 |
| Product or Component Type | Variable speed drive |
| Motor power kW | 280 kW, 3 phase 380...480 V |
| Maximum Horse Power Rating | 450 hp, 3 phase 380...480 V |
| Maximum motor cable length | 328.08 ft (100 m) shielded cable 656.2 ft (200 m) unshielded cable |
| power supply voltage | 380...480 V - 15...10 % |
| Line current | 396 A 480 V 3 phase 280 kW / 450 hp 494 A 380 V 3 phase 280 kW / 450 hp |
| Apparent power | 325.1 kVA 380 V 3 phase 280 kW / 450 hp |
| Nominal output current | 550 A 2.5 kHz 380 V 3 phase 280 kW / 450 hp 550 A 2.5 kHz 460 V 3 phase 280 kW / 450 hp |
| Maximum transient current | 825 A 60 s 3 phase 280 kW / 450 hp 907 A 2 s 3 phase 280 kW / 450 hp |
| Output frequency | 0.1…500 Hz |
| Nominal switching frequency | 2.5 kHz |
| Switching frequency | 2.5...8 kHz adjustable 2.5...8 kHz with derating factor |
| power supply voltage limits | 323…528 V |
| power supply frequency | 50...60 Hz - 5...5 % |
| power supply frequency limits | 47.5...63 Hz |
| Speed range | 1…100 asynchronous motor in open-loop mode, without speed feedback 1…1000 asynchronous motor in closed-loop mode with encoder feedback 1…50 synchronous motor in open-loop mode, without speed feedback |
| Speed accuracy | +/- 0.01 % of nominal speed in closed-loop mode with encoder feedback 0.2 Tn to Tn +/- 10 % of nominal slip without speed feedback 0.2 Tn to Tn |
| Torque accuracy | +/- 15 % in open-loop mode, without speed feedback +/- 5 % in closed-loop mode with encoder feedback |
| Transient overtorque | 170 % +/- 10 % 60 s every 10 minutes 220 % +/- 10 % 2 s |
| Braking torque | <= 150 % with braking or hoist resistor 30 % without braking resistor |
| Output voltage | <= power supply voltage |
| type of cable for mounting in an enclosure | With a NEMA Type1 kit 3 UL 508 cable 104 °F (40 °C), copper 75 °C / PVC With an IP21 or an IP31 kit 3 IEC cable 104 °F (40 °C), copper 70 °C / PVC Without mounting kit 1 IEC cable 113 °F (45 °C), copper 70 °C / PVC Without mounting kit 1 IEC cable 113 °F (45 °C), copper 90 °C / XLPE/EPR |
| Electrical connection | Terminal 2.5 mm², AWG 14 AI1-/AI1+, AI2, AO1, R1A, R1B, R1C, R2A, R2B, LI1...LI6, PWR) Terminal 4 x 185 mm² L1/R, L2/S, L3/T, U/T1, V/T2, W/T3) Terminal 4 x 185 mm² PC/-, PA/+) |
| Tightening torque | 5.3 lbf.in (0.6 N.m) AI1-/AI1+, AI2, AO1, R1A, R1B, R1C, R2A, R2B, LI1...LI6, PWR) 362.9 lbf.in (41 N.m), 360 lb.in L1/R, L2/S, L3/T, U/T1, V/T2, W/T3) 362.9 lbf.in (41 N.m), 360 lb.in PC/-, PA/+) |
| Supply | Internal supply for reference potentiometer (1 to 10 kOhm) 10.5 V DC +/- 5 %, <10 mA overload and short-circuit protection Internal supply 24 V DC 21…27 V), <200 mA overload and short-circuit protection |
| Analogue input number | 2 |
| Analogue input type | AI1-/Al1+ bipolar differential voltage +/- 10 V DC 24 V max 11 bits + sign AI2 software-configurable current 0...20 mA 242 Ohm 11 bits AI2 software-configurable voltage 0...10 V DC 24 V max 30000 Ohm 11 bits |
| Published component type | Variable speed drive |
| Reference status | Published part reference; specification and fitment require confirmation |
| Availability | On request |
Catalogue information may contain errors or be out of date. Full specifications and verified details are available on request. Confirm the part number and equipment fitment with us before ordering.
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