INVT GD3000-01-055G-12, Руководство по эксплуатации, Страница: 14 / 317

Goodrive3000 series medium voltage VFD Product overview
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Function Specification
Speed control
accuracy
Closed loop vector: ±0.1% of Max. speed
Open loop vector: ±0.5% of Max. speed
Speed fluctuation
±0.3% (open loop vector)
±0.1% (closed loop vector)
Current limit Max. value can be set to 200% of rated current
Restart after rotating
speed tracking
Used to realize smooth start of rotating motor
Torque control
accuracy
10% (open loop vector)
5% (closed loop vector)
Starting torque
0.5Hz 150% (open loop vector)
Zero frequency 180% (closed loop vector)
Important functions
Master-slave control, multi-step speed running, simple PLC,
ACC/DEC time switch, S curve ACC/DEC, energy saving running,
PID adjustment, MODBUS communication, droop control, torque
control, switch between torque and speed control mode, and so on
Peripheral
interface
Analog input (AI)
Two AIs: 12-bit resolution, error of ±1%, at 25°C
One input of 0
–10V or 0–20mA, which can be selected through J3
One input of -10
–10V, which can be selected through function
codes
Analog output (AO)
Two AOs: 12-bit resolution, error of ±1%, at 25°C
Output range: -10V
–+10V or -20mA–+20mA
Whether voltage or current is selected as the output type is set
through J1 and J2
Didital input Six digital inputs
Didital output One open collector output; two relay output
RS485 Support for MODBUS
CAN communication CAN communication can be use for master-slave control.
Optical-fiber
communication
Optical-fiber communication can be use for master-slave control.
Important
protection
function
Motor
overtemperature
protection
PT100 can be externally connected.
Overload protection 150% of rated current: 60s, 180% of rated current: 10s
Overvoltage
When the bus voltage above set overvoltage, report overvoltage