Teco MA7200 Series Standard Features
October 25, 2011Teco MA7200 Series Dimensions and Connections
October 25, 2011MA7200 Series AC Drives
by Teco Westinghouse
General Description• Standard Features • Specifications • Dimensions/Connections
Specifications
| Output Characteristics | MA7200 Plus NEMA 1 | 208 – 230V 1 – 50 hp Variable Torque; 1- 40 hp Constant Torque380 – 460V 1 – 100 hp Variable Torque; 1- 100 hp Constant Torque*500 – 600V 1 – 10 hp Constant Torque |
| MA7200 Plus NEMA 4 (Indoor Use Only) | 208 – 230V 1 – 25 hp Variable Torque; 1 – 20 hp Constant Torque380 – 460V 1 – 25 hp Variable Torque; 1 – 20 hp Constant Torque | |
| Maximum Voltage | 230 Volt 3-Phase, 208 – 230V460 Volt 3-Phase, 380 – 460V575 Volt 3-Phase, 500/550 – 600V | |
| Rated Output Frequency | 0 – 400 Hz | |
| Output Frequency Resolution | 0.01 Hz | |
| Power Supply | Rated Input Voltage & Frequency | 230 Volt 1 – 3 hp: 1/3-Phase, 208 – 230V, 50/60Hz 5 – 50 hp: 3-Phase, 208 – 230V, 50/60Hz460 Volt 1 – 100 hp: 3-Phase, 380 – 460V, 50/60Hz* 1 – 10 hp: 3-Phase, 575V, 50/60Hz |
| Voltage Fluctuation | +10%, -15% | |
| Frequency Fluctuation | ±5% | |
| Control Characteristics | Control Mode | Selectable Sensorless Vector, V/Hz, V/Hz with PG Feedback |
| Operation Mode | English LCD Display | |
| Programmable Carrier Frequency | 2.5 – 15 kHz | |
| Frequency Control Range | 0.5 – 400 Hz | |
| Frequency Accuracy | Digital Command: ±0.01% (+14oF – 104oF)
Analog Command: ±1% (77oF +/- 14oF) |
|
| Speed Control Accuracy | ±0.5% (Sensorless Vector) ±2% V/Hz ±0.1% (V/Hz with PG Feedback) | |
| Frequency Command | Digital Command: 0.01 Hz | |
| Resolution | Analog Command: 0.06/60 Hz | |
| Overload Capacity | Constant Torque: 150% Rated Output Current for 60 Sec.
Variable Torque: 110% Rated Output Current for 60 Sec. |
|
| Frequency Setting Signal | 0 – 10 VDC, 4 – 20 mA; ±10VDC | |
| Accel/Decel Time | 0.0 – 6000 Sec. (Independent Accel/ Decel Time Settings) | |
| Number of V/F Patterns | 15 Preset V/F Patterns, 1 Custom V/F Pattern | |
| Braking Torque | Approximately 20% | |
| Protective Functions |
Stall Prevention | Stall Prevention at Acceleration/ Deceleration and Constant Speed Operation |
| Instantaneous Overcurrent | 200% of Rated Output Current | |
| Motor Overload Protection | Electronic Overload Protection | |
| Overvoltage (230V Series) (460V Series) (575V Series) | Motor Coasts to a Stop if Inverter Bus Voltage Exceeds 410 VDC Motor Coasts to a Stop if Inverter Bus Voltage Exceeds 820 VDC Motor Coasts to a Stop if Inverter Bus Voltage Exceeds 1050 VDC | |
| Undervoltage (230V Series) (460V Series) (575V Series) | Motor Coasts to a Stop if Inverter Bus Voltage Drops to 200 VDC or Below Motor Coasts to a Stop if Inverter Bus Voltage Drops to 400 VDC or Below Motor Coasts to a Stop if Inverter Bus Voltage Drops to 546 VDC or Below | |
| Momentary Power Loss | Motor Coasts to a Stop after Momentary Power Loss Lasting over 15 ms | |
| Overheat Protection | Protected by Thermistor | |
| Ground Fault | Protected by DC Current Sensor | |
| Power Charge Indication (LED) | Charge Lamp Stays On Until Bus Voltage Drops Below 50 VDC | |
| Control Connections | Control Power | 24 VDC |
| Speed Reference Supply | 12 VDC, 20 mA | |
| Analog Input | 0 – 10 VDC, Input Impedance 20k Ohms (Can be configured for ±10VDC)
4 – 20mA, Input Impedance 250 Ohms External Speed Potentiometer, 0 – 10VDC, 2k Ohms Minimum, 0.5 Watt |
|
| Auxiliary Analog Input | 1 Programmable, 0 – 10 VDC, Input Impedance 20k Ohms | |
| Analog Outputs | 2 Programmable, 0 – 10 VDC | |
| Digital Inputs | 8 Digital Inputs (4 Programmable): Positive orNegative Control Logic | |
| Digital Outputs | 1 Programmable Form C Relay, 250 VAC, 1 Amp or 30 VDC, 1 Amp*, Form ARelay, Programmable Open Collector, 48 VDC, 50 mA** | |
| Serial Communications | RS-485 Port, MODBUS Protocol | |
| Environmental Conditions | Location | Indoor (Protected from Dust and Corrosive Gases) |
| Ambient Temperature | +14 to 104oF (Not Frozen) | |
| Storage Temperature | -4 to 140oF | |
| Humidity | <90% RH (Non-Condensing) | |
| Vibration | <1000 m, 5.9 m/s2 (0.6 G) | |
| Certifications/ Compliance |
UL, cUL, CE | |
| EN50081-2 | (Requires External EMI/RFI Filter) | |
| EN50082-2 |
*100 hp constant torque with a nominal 460V 4-Pole motor.
*Not available for 1 or 2 hp models
**Qty 2 available for 1 and 2 hp models
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General Description• Standard Features • Specifications • Dimensions/Connections
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