TECHTOP TD350 - Page 15

TD350 Series VFD Product overview
-10-
Function description
Specification
Power
output
Output voltage (V)
0–input voltage
Output current (A)
See Section 3.6 "Rated specifications".
Output power (kW)
See Section 3.6 "Rated specifications".
Output frequency (Hz)
0–400Hz
Technical
control
performance
Control mode
V/F(SVPWM) control, Sensorless Vector Control, Vector
Control
Motor type
Asynchronous motor, permanent-magnet synchronous
motor
Speed regulation ratio
Asynchronous motor 1: 200 (SVC); Synchronous motor 1:
20 (SVC) , 1:1000 (VC)
Speed control precision
±0.2% (SVC), ±0.02% (VC)
Speed fluctuation
± 0.3% (SVC)
Torque response
<20ms SVC) , <10ms (VC)
Torque control precision
10% (SVC) , 5% (VC)
Starting torque
Asynchronous motor: 0.25Hz/150% (SVC)
Synchronous motor: 2.5 Hz/150% (SVC)
0Hz/200% (VC)
Overload capacity
G type:
150% of the rated current: 1 minute
180% of the rated current: 10 seconds
200% of the rated current: 1 second
P type:
120% of the rated current: 1 minute
150% of the rated current: 10 seconds
180% of the rated current: 1 second
Running
control
performance
Frequency setting
mode
Digital, analog, pulse frequency, multi-step speed
running, simple PLC, PID, Modbus communication,
PROFIBUS communication, etc;
Realize switch-over between the set combination and the
set channel
Automatic voltage
regulation function
Keep the output voltage constant when grid voltage
changes
Fault protection function
Fault protection function
Provide over 30 kinds of fault protection functions:
overcurrent, overvoltage, undervoltage,
over-temperature, phase loss and overload, etc
Speed tracking restart
function
Realize impact-free starting of the motor in rotating
Note: This function is available for 4kW and above
models