MV1000 Drive


Efficiency 97% or better (at rated motor speed, 100% load)
Power Factor Minimum 0.95 lag (at motor rated speed, 100% Load)
HP/Output Voltage Ranges

200 - 2,750 HP @ 2.3 kV
175 - 4,000 HP @ 3.3 kV
300 - 12,000HP @ 4.16 kV
350 - 8,000HP @ 6.6 kV
700 - 16,000HP @ 11 kV

Cooling Method Forced air-cooling fan (with failure detection)
Ambient Operating Temperature −5 to +40˚C (up to +50˚C with output current derate)
95% RH or less (no condensation)
Control Method Open-loop vector control, Closed loop vector control, V/f control (for multiple motor operation), Closed loop vector control for SM (option)
Input Voltage Range 2.3 kV -20% to +10%, 60Hz
3.3 kV -20% to +10%, 50/60Hz
4.16 kV -20% to +10%, 60Hz
6.6 kV -20% to +10%, 50/60Hz
11 kV -20% to +10%, 50/60Hz
Input Configuration Integrated isolating transformer, with multi-pulse secondary using Smart Harmonics™ Technology (less than 2.5% THD, input current)
Output Configuration Enhanced Cascaded H-Bridge, with two 5-level cells per phase, providing a 9-level output waveform for 4kV ratings
Overload Capacity 100% Continuous
110% for 1 minute
120% for 15 Seconds
Freq. Control Range 0.01 to 120 Hz
Freq. Control Accuracy ±0.5%
Analog Input Resolution 0.03 Hz
Accel/Decel Time 0.0 to 6000 s
Speed Accuracy ± 0.5% (open-loop vector control), ± 0.02% (closed loop vector control)
Torque Accuracy ±5% (open-loop vector control), ±3% (closed loop vector control)
Momentary Power Loss Max. 2 Seconds (UPS required for control power)
Main Control Functions Torque Control, Droop control, Speed/Torque control switch, Momentary Power Loss, Speed Search, Overtorque detection, Toque limit, 17-Step speed (max), Accel/decel time switch, S-Curve accel/decel, 3-wire sequence, Auto-tuning (rotational, stationary), Dwell, Cooling fan on/off, Slip compensation, Torque compensation, Frequency jump, Upper/lower limits for frequency reference, DC Injection braking at start and stop, High slip braking, PID control (with sleep function), Energy Saving control, Modbus communications (RS485, max. 115.2 kbps), Fault retry
Digital Operator Status display, Fault display, Parameter setting, Parameter reference
Protective Functions Overcurrent, Overvoltage, Undervoltage, Output ground fault, Output open-phase, Overload, Cooling-fan error, Transformer overheat, Motor overheat, etc.
Communications (optional) Any one of PROFIBUS-DP, DeviceNet, Ethernet, or ModbusTCP/IP can be installed
Input Transformer Class H dry type, −5%/N/+5% tap, secondary multi-phase winding
Temperature Protection Power cells: protected by thermistor for temperature
Transformer: protected by PT100Ω
Storage Temperature −20 to +60˚C (for very short term for shipment and handling)
Enclosure NEMA Type 1 (IP40) - 12 GA Sheet Metal construction
Front access for maintenance and component replacement
Paint finish: 5Y7/1 Munsell semi-gloss Beige
Applicable Standards UL, CSA, NEMA, IEEE, JIS, JEM, JEC