Chapter 2 - Specification
2-3
Common Specifications
Cooling method Forced air cooling
Short Circuit Rating
65kA, suitable for use on a circuit capable of delivering not more than 65,000
RMS Symmetrical amperes, 240 (or 480V) volts maximum
Agency Approvals UL and cUL listed, CE marked
Control Method V/F, Sensorless Vector, Slip Compensation, Easy Start Selectable
Frequency Setting
Resolution
Digital Reference: 0.01 Hz (Below 100 Hz), 0.1 Hz (Over 100 Hz)
Analog Reference: 0.01 Hz / 60 Hz
Frequency Accuracy
Digital: 0.01 % of Max. Output Frequency
Analog: 0.1 % of Max. Output Frequency
V/F Ratio Linear, Squared Pattern, User V/F
Overload Capacity 110 % per 1 min, 120% per 1 min
(5)
CONTROL
Torque Boost Manual Torque Boost (0 ~ 15 % settable), Auto Torque Boost
Operation Method Keypad / Terminal / Communication Operation
Frequency Setting
Analog: 0 ~ 12V / -12V ~ 12V / 4 ~ 20mA or 0~20mA/ Pulse / Ext-PID
Digital: Keypad
Start Signal Forward, Reverse
Multi-Step
Up to 18 Speeds can be set including Jog (Use Programmable Digital Input
Terminal)
Multi Step
Accel/Decel
Time
0.1~ 6,000 sec, Max 4 types can be set via Multi- Function Terminal.
Accel/Decel Pattern: Linear, U-Curve, S-Curve Selectable
Emergency
Stop
Interrupts the Output of Inverter
Jog Jog Operation
OPERATION
Input Signal
Fault Reset
Trip Status is Reset when Protection Function is Active
Operating
Status
Frequency Detection Level, Overload Alarm, Stalling, Over Voltage, Low
Voltage, Inverter Overheating/ Running/ Stopping/ Constant running, Inverter
By-Pass, Speed Searching
Fault Output Contact Output (3A, 3C, 3B) – AC 250V 1A, DC 30V 1A
Output signal
Indicator
Choose 2 from Output Frequency, Output Current, Output Voltage, DC Link
Voltage (Output Voltage: 0 ~ 10V)
Operation Function
DC Braking, Frequency Limit, Frequency Jump, 2
nd
Function, Slip
Compensation, Reverse Rotation Prevention, Auto Restart, Inverter By-Pass,
Auto-Tuning, PID Control, Flying Start, Safety Stop, Flux Braking, Low
leakage, Pre-PID, Dual-PID, MMC
(6)
, Easy Start, Pre-heater
Inverter Trip
Over Voltage, Low Voltage, Over Current, Ground Fault, Inverter Overheat,
Motor Overheat, Output Phase Open, Overload Protection, External Fault 1, 2,
Communication Error, Loss of Speed Command, Hardware Fault, Option Fault
etc
PROTECTION
Inverter Alarm Stall Prevention, Overload Alarm, Thermal Sensor Fault
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