CHINT NVF5 Series User Instructions page 12

NVF5 Series User Manual
Speed range
Speed control
Accel./Decel.curve
Distinct features
Digital input
Digital output
Analog input
Analog output
Peripheral
interface
Relay output
Communication
interface
Braking function
Operation panel
Protection function
Environment
Temperature
SVC ： 1:100 ； V/F:1 ： 50
±0.5% of peak speed in SVC mode
accuracy
Digital setting ： 0.01Hz ；
Frequency
resolution Analog setting ： Max. frequency×0.5 ％
Linear V/F curve ；（ 2 、 1.7 、 1.2 、 multi-point ） power
V/F curve
reduced torque curve
4 types of linear Accel./Decel. curve ； S-curve
Accel./Decel.
Over-current stall protection, over-voltage stall
protection, torque limit, RPM tracking, simple PLC,
process PID, multi-segment speed control, automatic
slip compensation, automatic torque boost,
pre-excitation function, instant power cut function
5 multifunctional digital programmable input (including
1 high-speed pulse input terminal)
1 multifunctional digital programmable output (speed
up to 100kHz)
2 analog signal input, (0~20)mA, (4~20)mA current
signal input or (0~10)V, (-10~+10)V voltage signal
input can be selected
1 analog signal output, (0~20)mA, (4~20)mA current
signal output or (0~10)V, (-10~+10)V voltage signal
output can be selected
A pair of N.O. contacts and a pair of N.C. contacts,
contact capacity: 3A/250V
Standard RS485 communication. External operation
panel can be connected;
Embedded braking unit is optional for single-phase
models, and standard for three-phase models.
Display of over 20 parameters including frequency
setting, output frequency, output voltage, and output
current.
Protections against over-current, over-voltage,
under-voltage, overheat, overload, input phase loss,
output phase loss, load loss, and motor ground short
circuit.
The occasion is supposed to be indoor, not directly
exposed in sunlight and free of dust, corrosive gas,
Occasion
combustible gas, oil mist, water vapor, water drops or
saline matter.
Without derating below 1000 meters. Above 1000
Altitude meters derate 10% for every 1000 meters but shall not
exceed 3000 meters.
（-10～＋45）℃
Chapter 2 Product Overview
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