| Item | Specifications | ||
| Power input | Input voltage (V) | -4 model: 3PH 380V (-15%)–440V (+10%) | |
| Input frequency (Hz) | 50Hz or 60Hz; allowed range: 47–63Hz | ||
| Power output | Output voltage (V) | 0–input voltage | |
| Output frequency (Hz) | 0~400Hz | ||
| Technical control performance | Control mode | Space voltage vector control, sensorless vector control (SVC), and feedback vector control (FVC) mode | |
| Motor type | Asynchronous motor (AM) and permanent magnet synchronous motor (SM) | ||
| Speed ratio | For AM, 1:200 (SVC); for SM, 1:20 (SVC), 1:1000 (FVC) | ||
| Speed control accuracy | ±0.2% (SVC), ±0.02% (FVC) | ||
| Speed fluctuation | ±0.3% (SVC) | ||
| Torque response | <20ms（SVC），<10ms（FVC） | ||
| Torque control accuracy | 10% (SVC), 5% (FVC) | ||
| Starting torque | For AMs: 0.25Hz/150% (SVC) For SMs: 2.5Hz/150% (SVC) 0Hz/200% (FVC) | ||
| Overload capacity | G type: Able to run at 150% of the rated current for 1 minute, 180% of the rated current for 10 seconds, and 200% of the rated current for 1 second. P type: 120% of the rated current for 1 minute. | ||
| Running control performance | Frequency setting method | Settings can be implemented through digital, analog, pulse frequency, multi-step speed running, simple PLC, PID, Modbus communication, PROFIBUS communication and so on. Settings can be combined and the setting channels can be switched. | |
| Automatic voltage regulation (AVR) | The output voltage can be kept constant although the grid voltage changes. | ||
| Fault protection | More than 30 protection functions, such as protection against overcurrent, overvoltage, undervoltage, overtemperature, phase loss, and overload. | ||
| Start after speed tracking | Enables smooth startup of a rotating motor. | ||
| Transient power loss ride-through | Maintains operation through regenerated energy during a transient power loss. | ||
| Dual motor switching | Supports switching between two sets of motor parameters. | ||
| Peripheral interface | Terminal analog input resolution | No more than 20mV | |
| Terminal digital input resolution | No more than 2ms | ||
| Analog input | Two inputs; AI1: 0–10V/0–20mA; AI2: -10–+10V | ||
| Analog output | One output; AO1: 0–10V/0–20mA | ||
| Digital input | Four regular inputs; max. frequency: 1kHz; internal impedance: 3.3kΩ Two high-speed inputs; max. frequency: 50kHz; supporting quadrature encoder input; with speed measurement function | ||
| Digital output | One high-speed pulse output; max. frequency: 50kHz One Y terminal open collector output | ||
| Relay output | Two programmable relay outputs RO1A: NO; RO1B: NC; RO1C: common RO2A: NO; RO2B: NC; RO2C: common Contact capacity: 3A/AC250V, 1A/DC30V | ||
| Expansion interfaces | SLOT1, SLOT2, and SLOT3 Support PG cards, programmable cards, communication cards, I/O cards, etc. | ||
| Other | Mounting method | Wall mounting or flange mounting | |
| Temperature of running environment | -10°C–50°C. Derating is required when the ambient temperature exceeds 40°C. | ||
| Ingress protection (IP) rating | IP55 | ||
| Cooling method | Forced air cooling | ||
| Braking unit | Models ≤37kW: Standard built-in Models 45–110kW: Optional built-in For models with a built-in braking unit configured, a suffix "-B" is added to the model name, for example, GD350-045G/055P-45-AS-B. | ||
| EMC filter | Conducted emissions of all models meet the requirements of C3 in the IEC/EN 61800-3 standard. Specifically, -AS models comply with C3 standards for motor cable lengths up to 30m. Optional external filters can be used to meet the IEC61800-3 C2 requirements for conducted emissions. Note: Comply with the EMC specifications required in the manual appendix. Motors and motor cables shall be selected according to the technical requirements specified in the manual appendix. | ||
| STO certification | SIL2 | ||
Popular Searches:
GD350 IP55 High-Ingress Protection Series VFD
The GD350-IP55 series high-ingress protection Variable Frequency Drive (VFD) is designed to provide superior protection for the harshest operating environments. Featuring a standard multifunctional LCD keypad, it supports permanent magnet synchronous motors and asynchronous motors, as well as speed, torque, and position control, merging user-friendliness with elite performance and high extensibility.
·0.4~110kW
·380V
·IP rating: IP55
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Features
Professional IP55 protection for extended service life
Enhanced protection performance with TUV IP55 certification, designed for harsh industrial conditions with high levels of dust and moisture.01
20% reduction in installation space and system costs
Standard AC input switch can replace the electrical control cabinet, simplifying the system design while saving installation space and system cost. An option without a built-in switch is available across the entire series.02
Wide adaptability with rich functional options
Equipped with a standard built-in C3 filter (motor cable lengths ≥30m) for superior EMC performance. Supports STO (Safe Torque Off), secondary development, multiple communication protocols, wireless commissioning, and various expansion cards to meet diverse application requirements.03
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