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Drive Specifications
Note: 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 Specification
Control
Character-
istics
Control Method V/f Control (V/f)
Frequency Control Range 0.01 to 400 Hz
Frequency 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 Hz
Analog inputs: 1/2048 of the maximum output frequency setting (11 bit plus sign)
Output Frequency Resolution 0.001 Hz
Frequency 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 Torque
<1>
V/f: 150% at 3 Hz
Speed Control Range
<1>
V/f: 1:40
Accel/Decel Time 0.0 to 6000.0 s (4 selectable combinations of independent acceleration and deceleration settings)
Braking Torque
Approx. 20% (approx. 125% when using braking resistor)
<2>
•
Short-time decel torque
<3>
: 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
<4>
(overexcitation braking/High Slip Braking: approx. 40%)
•
Continuous regenerative torque: approx. 20%
<4>
(approx. 125% with dynamic braking resistor
option
<2>
: 10% ED, 10s)
V/f Characteristics User-selected programs and V/f preset patterns possible
Main Control Functions
Droop Control, Feed Forward Control, Momentary Power Loss Ride-Thru, Speed Search, Overtorque/
Undertorque Detection, Torque Limit, 17 Step Speed (max), Accel/decel Switch, Scurve 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 Injection Braking at Start and Stop, Overexcitation Braking, High Slip Braking, PI Control (with
sleep function), Energy Saving Control, MEMOBUS/Modbus Comm. (RS-422/RS-485 max, 115.2
kbps), Fault Restart, Application Presets, Removable Terminal Block with Parameter Backup Function,
Online Tuning, KEB, Overexcitation Deceleration, Overvoltage Suppression, High Frequency
Injection, Dynamic Noise Control
8 Specifications
YASKAWA TOEP YAIP1U 04A YASKAWA AC Drive – P1000 6-Phase/12-Pulse Input Installation Manual
41
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