7200GS Brochure - TECO-Westinghouse Motor Company

CharacteristicsProtective Functions Control CharacteristicsEnvironmentalConditionsControl MethodStarting TorqueSpeed Control RangeSpeed ResponseSine Wave PWMFour Control Modes (switch by parameter)– V/F Control– V/F + PG Control– PID & Auto Energy Saving Control– Sensorless Vector Control (with auto-tuning)V/F Control: 150% at 3 HzSensorless Vector Control: 150% at 1 HzV/F Control 1:10Sensorless Vector Control 1:605 Hz (Sensorless Vector)V/F Control ± 1% (with slip compensation)Speed Control Accuracy V/F + PG Control: ± 0.03%Sensorless Vector Control: ± 0.5%Frequency Control RangeFrequency Setting ResolutionFrequency Accuracy0.1 to 400 HzOutput Frequency Resolution 0.01 Hz (1/30,000)Digital Command: 0.1 Hz (100 Hz below); Analog Reference: 0.06 Hz/60 HzFrequency Setting Signal 0 ~ 10VDC (20K Ω), 4 ~ 20mA (250 Ω)Overload CapacityAcceleration/Deceleration TimeEfficiency at Rated FrequencyBraking TorqueMotor Overload ProtectionInstantaneous OvercurrentOverloadOvervoltageUndervoltageMomentary Power LossFin OverheatStall PreventionGround FaultPower Change IndicationLocationHumidityCommunication FunctionEMCStorage TemperatureAmbient TemperatureDigital Command: ± 0.01% (-10 ~ 40˚C); Analog Command: ± 0.1% (25˚C ± 10˚C)150% Rated output current for 1 minute0.1 to 6,000 seconds (Independent Acceleration/ Deceleration time setting)0.95 minimumApproximately 20% (Inverter rated at 460V 25 hp (18.5kW) has a built-in braking transistor)Electric Thermal Overload RelayMotor coasts to stop at approximately 200% of rated output current150% rated output current for 1 minuteMotor coasts to stop if the main circuit voltage exceeds 410VDC for 230V class (820VDC for 460V class)Motor coasts to stop if the main voltage drops to 190VDC for 230V class (380VDC for 460V class)Immediately stops after power loss (at factory setting) of 15 ms or longerContinuous operation during power loss less than 2 seconds (standard)ThermostatStall prevention at Acceleration/ Deceleration and constant speed operationProvided by electronic circuitIndication until main circuit voltage drops below 50VIndoor (Protected from corrosive gases and dust)95% RH (non-condensing)-20 ~ +60˚C (for short periods during shipping)14 to 104˚F (-10 to +40˚C) for NEMA 1 Type14 to 113˚F (-10 to +45˚C ) for Open Chassis TypeAltitude 1,000 m or below (derate at 1% / 300 m for altitudes above 1000 m)MODBUS, PROFIBUS (option)Complies with requirements of EN61800-3 with optional filter