Micro AC Drive


ME2 Series: Micro AC Drive

AC Supply Voltage
230 / 460 Vac

HP Ratings
0.25 to 3 HP

 

 

Frequency Control  
Frequency Control Range 1 - 200 Hz
Frequency Resolution Digital: 0.1 Hz / Analog: 1 Hz
Frequency Settings Signal Digital Keypad: 0 - 10VDC, 0 - 20mA, 10k Potentiometer
Frequency Limit Frequency upper/lower limit
Carrier Frequency 4 ~ 16 kHz
Control Characteristics  
Accel / Decel Time 0.1 ~ 999 seconds
V/f Pattern 6 Patterns
Torque Control Manual Torque Boost (Adjustable)
Braking Torque Approximately 20%
Multifunction Inputs 2 inputs; emergency stop, pre-set speed, reset, run enable
Multifunction Outputs 1 (N.O.) relay for fault, run, up to speed indicator
Other Built-in Functions Upper/lower frequency limit, ramp down or coast to stop, auto reset, DC Injection brake, electroni motor protection
Protective Features  
Instantaneous Overcurrent 200% of unit rated current
Overload 150% for 1 minute
Over-voltage

ME2-1XX and ME2-2XX: DC-bus voltage > 410 VDC

ME2-4XX: DC-bus voltage > 800 VDC

Under-voltage

ME2-1XX and ME2-2XX: DC-bus voltage < 200 VDC

ME2-4XX: DC-bus voltage < 400 VDC

Momentary Power loss 0 - 2 seconds (can be restarted via speed search)
Stall Prevention During accel/decel/constant speed
Output Short Circuit Provided by Electronic Circuit
Ground Fault Provided by Electronic Circuit
Other Protection Heatsink Fin overtemp, current limit
Control Method Sinusoidal wave PWM control (PNP type 12 - 24 VDC)
Digital display Indicates frequency, parameter selection, fault record
Ambient temperature - 10 to +50 C (14 - 122 F)
Humidity <= 95% relative, non-condensing
Vibration Under 1 G
EMC Class A filter standard in all 200 volt units rated 1/4 - 1 HP; Optional class B for all other units.
Enclosure Panel Mount / IP20
Approvals UL, cUL, CE
Mounting Direct or optional DIN rail mount (for drives rated 1 HP and below)