A.3 Drive SpecificationsNote: 1. Perform rotational Auto-Tuning to obtain the performance specifications given below.2. For optimum performance life of the drive, install the drive in an environment that meets the required specifications.Item SpecificationControlCharacter-isticsControl MethodThe following control methods can be set using drive parameters:• V/f Control (V/f)• V/f Control with PG (V/f w/PG)• Open Loop Vector Control (OLV)• Closed Loop Vector Control (CLV)• Open Loop Vector Control for PM (OLV/PM)• Advanced Open Loop Vector Control for PM (AOLV/PM)• Closed Loop Vector Control for PM (CLV/PM)Frequency Control Range 0.01 to 400 HzFrequency Accuracy(Temperature Fluctuation) Digital input: within ±0.01% of the max output frequency (-10 to +40 °C)Analog input: within ±0.1% of the max output frequency (25 °C ±10 °C)Frequency Setting Resolution Digital inputs: 0.01 HzAnalog inputs: 1/2048 of the maximum output frequency setting (11 bit plus sign)Output FrequencyResolution 0.001 HzFrequency Setting Signal Main speed frequency reference: DC -10 to +10 V (20 kΩ), DC 0 to +10 V (20 kΩ),4 to 20 mA (250 Ω), 0 to 20 mA (250 Ω)Main speed reference: Pulse train input (max. 32 kHz)Starting TorqueV/f, V/f w/PG: 150% at 3 HzOLV: 200% at 0.3 Hz <1>CLV, AOLV/PM, CLV/PM: 200% at 0.0 r/min <1>OLV/PM: 100% at 3 HzSpeed Control RangeV/f, V/f w/PG: 1:40OLV: 1:200CLV, CLV/PM: 1:1500OLV/PM: 1:20AOLV/PM: 1:100 <2> <3> <4>Speed Control Accuracy OLV: ±0.2% (25 °C ±10 °C)CLV: ±0.02% (25 °C ±10 °C) <5>Speed Response OLV, OLV/PM, AOLV/PM: 10 Hz (25 °C ±10 °C (77 °F ±50 °F))CLV, CLV/PM: 50 Hz (25 °C ±10 °C (77 °F ±50 °F))Torque Limit Parameter settings allow separate limits in four quadrants (OLV, CLV, AOLV/PM, CLV/PM)Accel/Decel Time 0.0 to 6000.0 s (4 selectable combinations of independent acceleration and deceleration settings)Braking TorqueApprox. 20% (approx. 125% when using braking resistor) <6>• Short-time decel torque <7> : over 100% for 0.4/ 0.75 kW motors, over 50% for 1.5 kW motors,and over 20% for 2.2 kW and above motors <8> (overexcitation/High Slip Braking: approx. 40%)• Continuous regenerative torque: approx. 20% <8> (approx. 125% with dynamic braking resistoroption <6> : 10% ED, 10s)Braking Transistor Models 2A0004 to 2A0138, 4A0002 to 4A0072, and 5A0003 to 5A0052 have a built-in brakingtransistor.V/f Characteristics User-selected programs and V/f preset patterns possibleMain Control FunctionsTorque Control, Droop Control, Speed/torque Control Switching, Feed Forward Control, Zero ServoFunction, Momentary Power Loss Ride-Thru, Speed Search, Overtorque/Undertorque Detection,Torque Limit, 17 Step Speed (max), Accel/decel Switch, S-curve Accel/decel, 3-wire Sequence,Auto-tuning (rotational, stationary tuning), Dwell, Cooling Fan on/off Switch, Slip Compensation,Torque Compensation, Frequency Jump, Upper/lower Limits for Frequency Reference, DC InjectionBraking at Start and Stop, Overexcitation Braking, High Slip Braking, PID Control (with sleepfunction), Energy Saving Control, MEMOBUS/Modbus Comm. (RS-422/RS-485 max, 115.2 kbps),Fault Restart, Application Presets, DriveWorksEZ (customized function), Removable TerminalBlock with Parameter Backup Function, Online Tuning, KEB, Overexcitation Deceleration, Inertia(ASR) Tuning, Overvoltage Suppression, High Frequency Injection.A.3 Drive Specifications244 YASKAWA ELECTRIC TOEP C710616 41G YASKAWA AC Drive - A1000 Quick Start Guide
