The INVT GD270-1R5-4 is a 1.5kW advanced vector drive from INVT's GD270 series, representing the next-generation high-performance platform for precision industrial motor control. Designed for three-phase 380V input, this sophisticated drive delivers superior vector control performance with open-loop and closed-loop capability, PM motor support, and an integrated PLC for standalone intelligent control in a compact package. With built-in DC reactor, enhanced EMC filter, Modbus RTU plus optional fieldbus cards, LCD keypad with multi-language support, and comprehensive protection, it is the ideal premium drive solution for machine tools, winding/unwinding, packaging, conveyors, textile machinery, and precise automation applications where advanced control intelligence and compact performance are required.
| Model | GD270-1R5-4 |
|---|---|
| Series | INVT GD270 Advanced Vector Drive |
| Rated Power | 1.5 kW (2 HP) — G-Type Constant Torque |
| Input Voltage | 3-Phase 380–480V AC, 50/60Hz |
| Rated Input Current | 5.0 A |
| Rated Output Current | 3.8 A (constant torque / heavy-duty) |
| Output Frequency Range | 0.00–600.00 Hz (vector), up to 3000Hz (V/F) |
| Frequency Resolution | 0.01 Hz (digital reference), 0.1% max frequency (analog) |
| Control Mode | V/F, Open-Loop Vector (SVC), Closed-Loop Vector (FVC), PMSM Sensorless Vector, Torque Control |
| Starting Torque | SVC: 150% at 0.5Hz / FVC: 180% at 0Hz |
| Speed Control Range | SVC: 1:100 / FVC: 1:1000 |
| Speed Control Accuracy | SVC: ±0.2% rated speed / FVC: ±0.02% rated speed |
| Torque Control Accuracy | SVC: ±5% / FVC: ±3% |
| Overload Capacity | G-Type: 150% rated current for 60s; 180% for 3s |
| Motor Types Supported | Induction motor (IM), PMSM, synchronous reluctance motor, high-speed spindle motor |
| DC Reactor | Built-in DC reactor (standard) |
| EMC Filter | Built-in enhanced C2/C3 filter |
| Braking Unit | Built-in braking chopper (external braking resistor optional) |
| Digital Inputs | 6 * multi-function DI (PNP/NPN selectable), 1 * high-speed pulse input |
| Analog Inputs | 2 * 0–10V / 4–20mA |
| Digital Outputs | 1 * relay output, 1 * transistor output, 1 * high-speed pulse output |
| Analog Outputs | 2 * 0–10V / 4–20mA |
| Encoder Interface | Standard incremental encoder input (ABZ, UVW); optional resolver and absolute encoder cards |
| Communication (Standard) | RS485 Modbus RTU |
| Communication (Optional) | PROFIBUS-DP, PROFINET, EtherCAT, CANopen, DeviceNet, Ethernet/IP |
| Built-in PLC | Programmable logic with function blocks, timers, counters, comparators, math operations; simple positioning and electronic gear |
| Built-in Functions | PID controller (multi-channel, sleep/wake), multi-pump constant pressure, tension control (taper calc), wobble frequency, flying start, DC braking, S-curve, slip compensation, AVR, torque limit, master/slave, spindle positioning |
| Protection Features | Overcurrent, overvoltage, undervoltage, overload, overheating, input phase loss, output phase loss, short-circuit to ground, PTC motor protection, communication fault |
| Enclosure Rating | IP20 |
| Cooling Method | Forced air cooling (independent air duct, built-in DC fan) |
| Ambient Temperature | -10°C to +50°C (derating above 40°C); coated PCBA for 3C3 environments |
| Humidity | ≤95% RH, non-condensing |
| Altitude | ≤1000m (derating above 1000m) |
| Dimensions (W*H*D) | Approx. 100 * 270 * 165 mm |
| Net Weight | Approx. 3.5 kg |
| Certifications | CE, RoHS, ISO 9001 |