Drive Specifications; Drive Specifications - YASKAWA A1000 Installation Manual

A.2 Drive Specifications
A.2 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
Control Method
Frequency Control Range 0.01 Hz to 400 Hz
Frequency Accuracy
(Temperature Fluctuation)
Frequency Setting
Resolution
Output Frequency
Resolution
Frequency Setting Signal -10 V to 10 V, 0 V to 10 V, 0 mA to 20 mA, 4 mA to 20 mA, Pulse Train Input
Starting Torque
Speed Control Range
Control
Speed Control Accuracy
Characteristics
Speed Response
Torque Limit
Accel/Decel Time
Braking Torque
V/f Characteristics
Main Control Functions
54
The 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)
Digital input: within ±0.01% of the max output frequency (-10°C to +40°C)
Analog input: within ±0.1% of the max output frequency (25°C ±10°C)
Digital inputs: 0.01 Hz
Analog inputs: 1/2048 of the maximum output frequency setting (11 bit plus sign)
0.001 Hz
V/f, V/f w/PG: 150% at 3 Hz
OLV: 200% at 0.3 Hz
<2>
CLV, AOLV/PM, CLV/PM: 200% at 0.0 r/min
OLV/PM: 100% at 3 Hz
V/f, V/f w/PG: 1:40
OLV: 1:200
CLV, CLV/PM: 1:1500
<2>
OLV/PM: 1:20
AOLV/PM: 1:100
OLV: ±0.2% (25°C ±10°C)
CLV: ±0.02% (25°C ±10°C)
<2>
OLV, OLV/PM, AOLV/PM: 10 Hz
<2>
CLV, CLV/PM: 50 Hz
Parameters setting allow separate limits in four quadrants
(available in OLV, CLV, AOLV/PM, CLV/PM)
0.0 s to 6000.0 s (4 selectable combinations of independent acceleration and deceleration
settings)
Approx. 20% (approx. 125% when using braking resistor)
• Short-time decel torque
motors, and over 20% for 2.2 kW and above motors
Braking: approx. 40%)
• Continuous regenerative torque: approx. 20%
resistor option
User-selected programs and V/f preset patterns possible
Torque Control, Droop Control, Speed/torque Control Switching, Feed Forward Control, Zero
Servo Function, 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, Autotuning (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,
PID Control (with sleep function), Energy Saving Control, MEMOBUS/Modbus Comm. (RS-
422/RS-485 max, 115.2 kbps), Fault Restart, Application Presets, DriveWorksEZ (customized
function), Removable Terminal Block with Parameter Backup Function, Online Tuning, KEB,
Overexcitation Deceleration, Inertia (ASR) Tuning, Overvoltage Suppression, High Frequency
Injection.
YASKAWA ELECTRIC TOEP C710616 50B YASKAWA AC Drive - A1000 6-Phase/12-Pulse Input Installation Guide
Specification
<1>
: over 100% for 0.4/ 0.75 kW motors, over 50% for 1.5 kW
<4>
: 10% ED, 10 s)
<3>
<1>
<3>
(overexcitation braking/High Slip
<5>
(approx. 125% with dynamic braking
<5>