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2.6 Specification
Main
Connection
Rated
Output
Terminal
Characteristics
Protection
Function
Environmental
Conditions
*Caution:
1. RCU cannot be used with single-phase power supply. Use three-phase power supply.
2. RCU capacity is used to select the motor with the same capacity.
Call 1(800)985-6929 for Sales
hitachiacdrive.com
( R, S, T ) 3-phase 200V
45~65Hz
Output (AC Source)
allowable voltage fluctuation ±10%
allowable imbalance rate between phase ≤2%
Input (DC Source)
AC line voltage X 1.414
Regenerative Torque
150% for 30sec, 100% for 100sec, 80% continuous
%ED Rating
25% ED
Control Method
PWM current control method
Input Signal
Run / Enable / Ex. Fault / Fault Reset
Fault Relay
AC 250V, 1A or DC 30V, 1A / N.O/N.C output
Output 1(DO1)
Healthy Relay
AC 250V, 1A or DC 30V, 1A / N.O/N.C output
Output 2(DO2)
Instantaneous
Stops at ~ 200% of the current on power side
over current
(Protected by Software)
Motor stops by blown fuse (when over current
Blown fuse
occured)
Overvoltage (DC)
Stops at ~ 800 VDC
Overload
Stops after 100% for 100sec, 150% for 30sec
Current limitation
Stops at 150% of rated current operating condition
Overheat
Protected by thermistor at overheat condition (95℃)
Imbalance between
In case that imbalance rate between three phases
phases
(R, S, T) exceeds 2%.
External Emergency
Protected by external input signal
Stop Signal
Location
Indoor (Protected from corrosive gases and dust)
-10℃ ∼ +40℃ (operating temperature), -20℃ ~ +65℃
Ambient temperature
(storage temperature)
Humidity
< 90%, (non-condensing)
Up to 9.8 ㎨ (1G), less than 15Hz, up to 1.96 ㎨
Vibration
(0.2G) at 15 to 60Hz
hitachiacdrive.com
sales@hitachiacdrive.com
Hitachi America, Ltd. RCU SERIES
∼230V
, 380V
ac
ac
sales@hitachiacdrive.com
∼460V
/
ac
ac
9
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