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Appendix A Specifications|
Revision Nov. 2008, VLE1, SW V1.03 A-3
General Specifications
Control System 1: V/f, 2: VF+PG, 3: SVC, 4: FOC+PG, 5: TQR+PG, 6:FOC+PM
Start Torque
Starting torque is 150% at 0.5Hz and 0Hz with control modes FOC + PG and
FOC+PM
Speed Control Range 1:100 Sensorless vector (up to 1:1000 when using PG card)
Speed Control Resolution
±0.5% Sensorless vector (up to±0.02% when using PG card)
Speed Response Ability 5Hz (up to 30Hz for vector control)
Max. Output Frequency 0.00 to 120.00Hz
Output Frequency Accuracy
Digital command ±0.005%, analog command ±0.5%
Frequency Setting
Resolution
Digital command ±0.01Hz, analog command: 1/4096(12-bit) of the max. output
frequency
Torque Limit Max. is 200% torque current
Torque Accuracy
±5%
Accel/Decel Time 0.00 to 600.00/0.0 to 6000.0 seconds
V/f Curve Adjustable V/f curve using 4 independent points and square curve
Frequency Setting Signal
0-+10V, ±10V, 4~20mA
Control Characteristics
Brake Torque About 20%
Motor Protection Electronic thermal relay protection
Over-current Protection The current forces 220% of the over-current protection and 300% of the rated
current
Ground Leakage Current
Protection
Higher than 50% rated current
Overload Ability Constant torque: 150% for 60 seconds, variable torque: 200% for 3 seconds
Over-voltage Protection Over-voltage level: Vdc > 400/800V; low-voltage level: Vdc < 200/400V
Over-voltage Protection for
the Input Power
Varistor (MOV)
Over-temperature Protection Built-in temperature sensor
Protection Characteristics
Compensation for the
Momentory Power Loss
Up to 5 seconds for parameter setting
Protection Level NEMA 1/IP20
Operation Temperature -10°C to 45°C
Storage Temperature -20°C to 60°C
Ambient Humidity Below 90% RH (non-condensing)
Vibration 9.80665m/s
2
(1G) less than 20Hz, 5.88m/s
2
(0.6G) at 20 to 50Hz
Environmental Conditions
Installation Location Altitude 1,000 m or lower, keep from corrosive gasses, liquid and dust
Approvals