Drive Specifications; Drive Specifications - YASKAWA AC Drive-A1000 Technical Manual

A.3 Drive Specifications
A.3 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
Frequency Accuracy
(Temperature Fluctuation)
Frequency Setting Resolution Digital inputs: 0.01 Hz
Output Frequency Resolution 0.001 Hz
Frequency Setting Signal
Starting Torque
Speed Control Range
Control
Character-
istics
Speed Control Accuracy
Speed Response
Torque Limit
Accel/Decel Time
Braking Torque
Braking Transistor
V/f Characteristics
Main Control Functions
374
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)
0.01 to 400 Hz
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)
Analog inputs: 1/2048 of the maximum output frequency setting (11 bit plus sign)
-10 to 10 V, 0 to 10 V, 0 to 20 mA, 4 to 20 mA, Pulse Train Input
V/f, V/f w/PG: 150% at 3 Hz
OLV: 200% at 0.3 Hz
<1>
CLV, AOLV/PM, CLV/PM: 200% at 0 r/min
OLV/PM: 100% at 5% speed
V/f, V/f w/PG: 1:40
OLV: 1:200
<1>
CLV, CLV/PM: 1:1500
OLV/PM: 1:20
AOLV/PM: 1:100
OLV: ±0.2% (25 °C ±10 °C)
<1>
CLV: ±0.02% (25 °C ±10 °C)
OLV, OLV/PM, AOLV/PM: 10 Hz
<1>
CLV, CLV/PM: 50 Hz
Parameters setting allow separate limits in four quadrants
(available in OLV, CLV, AOLV/PM, CLV/PM)
0.0 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
over 20% for 2.2 kW and above motors
40%)
• Continuous regenerative torque: approx. 20%
<2>
option : 10% ED, 10s)
Models 5A0003 to 5A0032 have a built-in braking transistor.
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, 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, PID Control (with sleep function), Energy
Saving Control, MEMOBUS/Modbus Comm. (RS-422/485 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 SIEP C710616 31B YASKAWA AC Drive – A1000 Technical Manual
Specification
<3>
: over 100% for 0.4/ 0.75 kW motors, over 50% for 1.5 kW motors, and
<4>
(over excitation braking/High Slip Braking: approx.
<4>
(approx. 125% with dynamic braking resistor
<2>