The GK900M Series is engineered for the relentless demands of modern machine-tool environments. Ultra-precise rotation control at maximum speed and torque guarantees parts with micron-level accuracy and mirror-smooth finishes—every cycle, every job. It also accelerates tapping cycles and other specialty machining operations, unlocking higher throughput without compromising quality.
Outstanding speed tracing function for PMSM & ACIM.
Multi EMC specs and solutions to meet CE standards.
Book-type VersatileGK900M Technical Features
| Power input | |
| Rated input voltage | 400V level: three phase 380V~440V |
| Frequency | 50Hz/60Hz, tolerance ±5% |
| Voltage range | Continuous voltage fluctuation ±10%, short fluctuation -15%~+10%, i.e. 400V: 323V~484V; |
| Voltage out-of-balance rate <3%, distortion rate as per the requirements of IEC61800-2 |
|
| Allowable frequency fluctuation | ±5% |
| Rated Input current (A) | 3.5~1938 |
| Output Data (U, V, W) | |
| Rated Output current (A) | 2.5~1720 |
| Output voltage (V) | 3-phase: 0~ rated input voltage, error < ±3% |
| Output frequency (Hz) | 0.00~ 600.00Hz; unit: 0.01Hz |
| Overload capacity | 150% – 1min 180% – 10s 200% – 0.5s |
| Extension functions | |
| Input terminals | Expandable with five digital input terminals, two analog input terminals, two sets of STO input terminals, and one leakage current collection terminal |
| Profibus DP, CANopen, EtherCAT, Modbus-Tcp, etc. | Expandable with three digital output terminals, one analog output terminal, and one set of relay output terminals |
| Ambient | |
| Vibration | Less than 5.9 m/s² (0.6g) |
| Humidity | Relative humidity 5% – 95 %. No condensation |
| Corrosive environment | 3C3 |
| Ambient temperature | -10ºC – 50 ºC |
| Altitude | 0 – 2,000 m |
| Rated output current de-rated 1% every 100 m above 1,000 m | |
| Storage temperature | -40 – +70 ºC |
| Efficiency | Efficiency At rated amps: |
| 7.5kW and below: ≥93% | |
| 11 – 45 kW: ≥95 % | |
| 55kW and above: ≥98 % | |
| IP grade | IP20/IP00 |
| Cooling method | Forced air cooling |
