YASKAWA Varispeed V7 Instruction Manual page 225

Voltage Class
Model
CIMR-
*1
V7 C
Control
Method
Frequency
Control
Range
Frequency
Accuracy
(Tempera-
ture Change)
Frequency
Setting Res-
olution
Output Fre-
quency Res-
olution
Overload
Capacity
Frequency
Reference
Signal
Acceleration/
Deceleration
Time
Braking
Torque
V/f Charac-
teristics
* 1. Based on a standard 4-pole motor for max. applicable motor output.
* 2. Shows deceleration torque for uncoupled motor decelerating from 60 Hz
with the shortest possible deceleration time.
224
3- 20P1 20P2
phase
Single- B0P1 B0P2
phase
Sine wave PWM (V/f control/vector control selectable)
0.1 to 400 Hz
Digital reference: ±0.01% (−10 to 50°C)
Analog reference: ±0.5% (25 ±10°C)
Digital reference:
0.01 Hz (less than 100 Hz)/0.1 Hz (100 Hz or more)
Analog reference: 1/1000 of max. output frequency
0.01 Hz
150% rated output current for one minute
0 to 10 VDC (20 kΩ), 4 to 20 mA (250 Ω), frequency setting potentiometer
(Selectable)
0.00 to 6000 s
(Acceleration/deceleration time are independently programmed.)
Short-term average deceleration torque
0.1, 0.25 kW (0.13 HP, 0.25 HP): 150%
0.55, 1.1 kW (0.5 HP, 1 HP): 100%
1.5 kW (2 HP): 50%
2.2 kW (3 HP) or more: 20%
Continuous regenerative torque: Approx. 20% (150% with optional brak-
ing resistor, braking transistor built-in)
Possible to program any V/f pattern
200 V single-/3-phase
20P4 20P7 21P5
B0P4 B0P7 B1P5
22P2 23P7 25P5
B2P2 B3P7 -
*2
27P5
-