Yaskawa L1000E AC Drive CIMR-LE†A - Manual (Page 161)

A Specifications
YASKAWA TOEPYAIL1E01A YASKAWA AC Drive L1000E Quick Start Guide 161
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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
Characteristics
Control Method
The following control methods can be set using drive parameters:
• V/f Control (V/f)
• Open Loop Vector Control (OLV)
• Closed Loop Vector Control (CLV)
• Closed Loop Vector Control for PM (CLV/PM)
Frequency Control Range 0.01 to 120 Hz
Frequency Accuracy
(Temperature Fluctuation) Digital input: within ±0.01% of the max output speed (-10 to +40 °C)
Analog input: within ±0.1% of the max output speed (25 °C ±10 °C)
Frequency Setting
Resolution Digital inputs: 0.01 Hz
Analog inputs: 1/2048 of the maximum output speed setting (11 bit plus sign)
Output Speed Resolution 0.001 Hz
Frequency Setting Signal
Main speed frequency reference: DC -10 to +10 V (20 k Ω), DC 0 to +10 V (20 kΩ), 4 to 20
mA (250 Ω), 0 to 20 mA (250 Ω)
Starting Torque
<1>
V/f: 150% at 3 Hz
OLV: 200% at 0.3 Hz
CLV, CLV/PM: 200% at 0 r/min
Speed Control Range
<1>
V/f: 1:40
OLV: 1:200
CLV, CLV/PM: 1:1500
Speed Control Accuracy
<1>
OLV: ±0.2% (25°C ±10°C)
CLV: ±0.02% (25°C ±10°C)
Speed Response
<1>
OLV: 10 Hz (25°C ±10°C)
CLV: 50 Hz (25°C ±10°C)
Torque Limit Parameters setting allow separate limits in four quadrants (available in OLV, CLV, CLV/PM)
Control
Characteristics
Accel/Decel Ramp
0.0 to 6000.0 s (4 selectable combinations of independent acceleration and deceleration
settings, unit changeable to m/s
2 or ft/s 2 )
Braking Transistor Models CIMR-LE2A0018 to 2A0144, 4A0009 to 4A0075 have a built-in braking transistor.
V/f Characteristics Freely programmable
Main Control Functions
Inertia Compensation, Position Lock at Start and Stop/Anti-Rollback Function, Overtorque/
Undertorque Detection, Torque Limit, Speed Reference, Accel/decel Switch, 5 Zone Jerk
Settings, Auto-Tuning (Stationary and Rotational Motor/Encoder Offset Tuning), Dwell,
Cooling Fan on/off Switch, Slip Compensation, Torque Compensation, DC Injection Braking
at Start and Stop, MEMOBUS/Modbus Comm. (RS-422/485 max, 115.2 kbps), Fault Reset,
Removable Terminal Block with Parameter Backup Function, Online Tuning, High
Frequency Injection, Short Floor, Rescue Operation (Light Load Direction Search Function),
Inspection Run, Brake Sequence, Speed related parameters with elevator units display, etc.
Protection
Functions
Motor Protection Electronic thermal overload relay
Momentary Overcurrent
Protection
Drive stops when output current exceeds 200% of rated output current
Overload Protection Drive stops after 30 s at 133% of rated output current
<2>
Overvoltage Protection
200 V class: Stops when DC bus voltage exceeds approx. 410 V
400 V class: Stops when DC bus voltage exceeds approx. 820 V
Undervoltage Protection
200 V class: Stops when DC bus voltage falls below approx. 190 V
400 V class: Stops when DC bus voltage falls below approx. 380 V
Heatsink Overheat
Protection
Thermistor
Stall Prevention Stall Prevention is available during acceleration, and during run.
Ground Protection Electronic circuit protection
<3>
DC Bus Charge LED Remains lit until DC bus voltage falls below 50 V