Control Characteristics

Control MethodsV/f Control (V/f), Open Loop Vector Control (OLV), Closed Loop Vector Control (CLV)
Frequency Control Range0.01 to 120 Hz
Frequency Accuracy
(Temperature Fluctuation)
Digital input: within ±0.01% of the max output frequency (-10°C to +40°C)
Analog input: within ±0.5% of the max output frequency (-10°C ± 40°C)
Frequency Setting ResolutionDigital inputs: 0.01 Hz
Analog inputs: 1/2048 of the maximum output frequency setting (11 bit plus sign)
Output Frequency Resolution0.001 Hz
Frequency Setting Methods−10 to +10 V, 0 to +10 V, 4 to 20 mA
Starting TorqueV/f: 130% at 3 Hz, OLV: 130% at 0.3 Hz, CLV: 130% at 0 r/min
Speed Control RangeV/f: 1:20, OLV: 1:100, CLV: 1:1000
Speed Control AccuracyV/f: ± 2 to 3%, OLV: ± 0.5%, (25°C ± 10°C), CLV: ± 0.02% (25°C ±10°C)
Speed ResponseOLV: 10 Hz, CLV: 50 Hz
Accel/Decel Time0.0 to 6000.0 s (4 selectable combinations of independent acceleration and deceleration settings)

Protection Function

Motor ProtectionElectronic thermal overload relay
Momentary Overcurrent ProtectionDrive stops when output current exceeds 132%
Overload ProtectionDrive stops after 60 s at 110% of rated output current
Overvoltage ProtectionPower Cell VPN > 1035 VDC
Undervoltage ProtectionPower Cell VPN < 300 VDC
Momentary Power Loss Ride-ThruResumes operation if power loss is less than 2 s (standard) (UPS Required)
Overheat ProtectionPower Cell = Thermistor, Transformer = PT100 and Thermal Switch
Ground Fault ProtectionElectronic circuit protection

Operation Environment

Ambient Temperature-45°C to +50°C (de-rating may apply above 40°C)
Humidity95% RH or less (no condensation)
Storage Temperature-20°C to +60°C (short-term temperature during transportation)
AltitudeUp to 2000 m without derating, up to 4000 m with output current and voltage derating