Type |
Variable Frequency Drives |
Application |
Pump, Irrigation pump, Fan, Crane, Hoist, Crushing machine, Windmills, Conveyor, Machine tools, Cnc lathe, Mixers, Chemical industry, Plastic machinery |
Power supply phases |
3-phase |
Power supply voltage |
380VAC |
Rated input frequency |
50/60Hz |
Rated input current |
460A (ND), 500A (LD) |
Applicable motor capacity |
250kW (ND), 280kW (LD) |
Rated output current |
480A (ND), 530A (LD) |
Rated output voltage |
0...400VAC |
Load |
Light duty (LD), Normal duty (ND) |
Max. output frequency |
400Hz |
Overload capacity |
150% at 60 s (ND), 120% at 60 s (LD) |
Drive designation type |
Standard inverter |
Keypad |
Built-in |
Braking unit |
No |
Braking resistor |
No |
AC reactor |
No |
Digital inputs |
4 |
Analog inputs |
2 |
Pulse train inputs |
2 |
Transistor outputs |
1 |
Relay outputs |
2 |
Analog outputs |
1 |
Pulse train outputs |
1 |
Control method / control mode |
Sensorless vector control (SVC) |
Protection functions |
Ground fault protection, Overcurrent protection, Overvoltage Protection, Undervoltage Protection, Overtemperature, Overload Protection, phase loss protection |
Operation function |
Digital frequency output, PID control, Pulse frequency setting, Analog frequency setting, Speed running setting, Multi-speed control |
Communication interface |
RS485 |
Communication protocol |
Modbus |
Communication physical |
Screw terminals, USB mini B |
Connection with PC |
USB mini B |
Electric connection method |
Screw terminal |
Mounting method |
Wall-panel mounting |
Built-in cooling Fan |
No |
Operation ambient |
Standard |
Ambient temperature |
-10...50°C |
Approx. weight |
135kg |
Overall width |
680mm |
Overall height |
960mm |
Overall depth |
380mm |
Degree of protection |
IP20 |
Representative standard |
CE |
AC reactor (Sold separately) |
ACR-280-4, OCR-280-4 |
DC reactor (Sold separately) |
DCR-280-4 |