Omron EasySpeed 3G3JE, Руководство пользователя

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Chapter 5
5-2
Specifications
5-1 Inverter Specifications
■
200 V-class Inverters
Item Three-phase 200-V AC models
(3G3JE)
A2001 A2002 A2004
Power
supply Rated supply voltage and frequency Three-phase 200 to 230 V AC at 50/60 Hz
Allowable voltage fluctuation
−
15 to 10%
Allowable frequency fluctuation
±
5%
Required capacity at facility (kVA)
(See note 1.) 0.4 0.7 1.2
Heat radiation (W) (See note 2.) 6.8 14.8 21.9
Approximate weight (kg) 0.3 0.4
Cooling method Self-cooling Forced cooling
Maximum motor capacity (kW) 0.1 0.2 0.4
Output
specifica-
tions Rated output capacity (kVA) 0.3 0.5 1.0
Rated output current (A) 0.8 1.4 2.5
Rated output voltage (V) Three-phase 200 to 230 V AC
Maximum output frequency 120 Hz
Short-circuit current rating for power output
(Motor output) (A) 36 54 54
Short-circuit designation for auxiliary circuit
(Braking resistor connection) --- Non-short-circuit proof
Control
character-
istics Power supply harmonics counter-
measures AC reactor
Control method Sine wave PWM (V/f control)
Carrier frequency 4 kHz/7 kHz (selectable)
Frequency control range 0.0 to 120 Hz
Frequency precision (temperature
characteristics)
±
0.3% of the frequency reference (
−
10 to 50
°
C)
Frequency setting resolution Digital commands: 0.1 Hz (less than 100 Hz)
1 Hz (100 Hz or greater)
Time-proportional pulse input:
±
0.5% of the frequency reference
Overload capacity 150% of rated output current for 1 min
External frequency set signal Time-proportional pulse input
Acceleration/deceleration times 0.1 to 999 s (independent acceleration and deceleration
time settings)
Braking torque Approx. 20% (with no Braking Resistor connected)
Approx. 100% (with Braking Resistor connected)
Voltage/frequency characteristics Constant torque characteristics or gradual decrease torque
characteristics (with automatic torque boost)