MA7200 PLUS Operating Manual
TECO – Westinghouse Motor Company MA7200 PLUS General Specifications
Table 7.2.1- General Specifications
Control Ch
aracteri
stics
Operation Mode
Graphic LCD Panel (English only) with parameters copying
Control Mode
Sinusoidal PWM
Frequency Control Range 0.1Hz - 400Hz
Frequency Accuracy
(varied with temperature)
Digital Command: ± 0.01% (-10 - +40ºC),
Analog Command: ± 0.1% (25ºC ± 10ºC),
Speed Control Accuracy
± 0.1
%
(V/F with PG feedback); ± 0.5
%
(Sensorless Vector Control)
Frequency Command
Resolution
Digital Command: 0.01Hz; Analog Command: 0.06Hz / 60Hz
Frequency Output
Resolution
0.01Hz
Overload Resistibility
150% Rated Current for 1 Min
Frequency Setting Signal
DC 0 - +10V / 4 - 20 mA, DC-10V - +10V and Pulse Input Frequency Command
(Above 230V / 460V, 25HP and 575V, 1-10 HP)
Acc./ Dec. Time
0.0 - 6000.0 sec. ( Acce l/ Decel Time Can Be Set Independently)
Voltage–Frequency
Characteristics
V/F Curve Can Be Selected Through Parameter Setting
Regeneration Torque
Approx. 20%
Basic Control Function
Restart After Momentary Power Loss, PID Control, Auto Torque Boost, Slip
Compensation, RS485 Communication, Speed Feedback Control, Simple PLC
function and 2 Analog Output Port.
HVAC Function
Programmable Local / Remote Key, Engineering Unit Display, PID Sleep Function,
External PID Function, Over / Low Feedback Detection, Low Suction Detection,
Flow Meter Display via Analog Input or Pulse Input, Power Meter, kWh Meter and
Energy Cost Usage.
Additional Functions
Cumulative Power on & Operation Hour memory, Energy Saving, Up / Down
Operation, 4 Different sets of Fault Status Record (Including Latest one), MODBUS
Communication, Multiple-Pulse Output Ports, Select Local / Remote, SINK /
SOURCE Interface.
Protectio
n Fu
nction
Stall Prevention
During Acceleration / Deceleration and constant Running Speed
(Current Level Can Be Selected During Acceleration and Constant Running Speed.
During Deceleration, Stall Prevention Can Be Enabled or Disabled)
Instantaneous
Overcurrent
Turns Off if above 200% Rated Current
Motor Overload Protection Electronic Overload Curve Protection
Inverter Overload
Protection
Turns Off if above 150% Rated Current for 1 Min.
Overvoltage
Stop if VDC>410V (230 Class), VDC>820V (460 Class) or VDC>1050V (575 Class)
Undervoltage
Stop if VDC<200V (230 Class), VDC<400V (460 Class) or VDC<546V (575 Class)
Momentary Power Loss
Ride-Through time
<15ms, otherwise Stop
Overheat Protection
Protected by Thermistor
Grounding Protection
Protection by DC Current Sensor
Charge Indication (LED)
ON when the DC Bus Voltage Above 50V
Output Phase Loss (OPL) Motor coasts to stop at Output Phase Loss
Environ-
ment
al
Application Site
Indoor (No Corrosive Gas and Dust Present)
Ambient Temperature
-10ºC - +40ºC (Not Frozen)
Storage Temperature
-20ºC - +60ºC
Ambient Humidity
< 90%RH (Non-Condensing)
Altitude, Vibration
< 1000M; 5.9m/S
2
(0.6G), (JISC0911 Standard)
Communication Function
RS485 Installed (MODBUS Protocol); (Optional Profibus Card)
Encoder Feedback Interface
Built-in PG Feedback Interface and set to Open-collector Interface Drive or
Complementary Interface Drive
EMI
Meets EN 61800-3 With Specified EMI Filter
EMS Compatibility
Meets EN 61800-3