control

Control method

V/F, Sensorless vector control

Frequency setting resolution

Digital command: 0.01Hz

Analog command: 0.06Hz (Max. freq.: 60Hz)

Frequency accuracy

Digital command: 0.01% of Max. output frequency

Analog command: 0.1% of Max. output frequency

V/F pattern

Linear, Squared, User V/F

Overload capacity

150% per 1 min.

Dynamic

braking

Max. braking

torque

20%

Max. Duty

150% when using optional DB resistor

operation

Operation mode

Keypad/ Terminal/ Communication option/ Remote keypad selectable

Frequency setting

Analog: 0~10V, -10~10v, 0~20mA

Digital: Keypad

Operation features

PID, Up-down, 3-wire

input

Multi-function

terminal

P1~P8

NPN/PNP selectable

FWD/REV RUN, Emergency stop, Fault reset, Jog operation, Multi-step Frequency-High, Mid, Low,

Multi-step Accel/Decel-High, Mid, Low, DC braking at stop, 2nd motor select, Frequency UP/Down,

3-wire operation, External trip A, B, PID-Inverter (V/F) operation bypass,

Option-inverter (V/F) operation bypass, Analog Hold, Accel/Decel stop

output

Open.collector

terminal

Fault output and

inverter status output

Less than DC 24V, 50mA

Multi-function relay

(N.O., N.C.) Less than AC 250V, 1A; Less than DC 30V, 1A

Analog output (AM)

0~10Vdc (less than 10mA): Output freq, Output current, Output voltage, DC link selectable

Protective

function

Trip

Over voltage, Under voltage, Over current, Ground fault current detection, Inverter overheat,

Motor overheat, Output phase open, Overload protection, Communication error,

Loss of speed command, Hardware fault, Fan trip

Alarm

                                                Stall prevention, Overload

Momentary power loss

Below 15 msec.: Continuous operation (Should be within rated input voltage, rated output power.)

Above 15 msec.: Auto restart enable

Environ

ment

Protection degree

IP 20, NEMA Type 1 (Optional)

Ambient temp

-10degree celsius~50degree celsius

Storage temp

-20degree celsius~65degree celsius

Humidity

Below 90% RH (No condensation)

Altitude/Vibration

Below 1,000m, 5.9m/sec2 (0.6G)

Atmospheric pressure

70~106 kPa

Location

Protected from corrosive gas, Combustible gas, Oil mist or dust