Excellent motor control performance
l VF control、high performance sensorless vector control
l High start torque: 0.5Hz/150%(SVC)
l High steady-state precision: +-0.5%(SVC)
l speed ratio: 1:200(SVC)
l Torque control precision: +-5% rated torque
Powerful fieldbus network support
l Built-in RS485 serial communication(standard MODBUS-RTU)
l Various fieldbus support: MODBUS, Canbus, Profibus, Canopen, DeviceNet, Modbus/TCP, EtherNetIP;
Flexible expansion capability
l Various fieldbus expansion cards;
l Analog input and output expansion;
l Digital input and output expansion;
l Remote control panel and LCD panel
Perfect protection and high reliability
l Over current and over voltage protection under all operation conditions;
l Perfect overload, short circuit, grounding, over temperature protection;
l Cycle by cycle trip functionality, highly improve the drive reliability;
l Perfect torque response performance;
l 150% overload test and 48h aging test;
Widely used application fields
l Various common DC bus applications;
l Wire draw machine separate motor control;
l Torque control;
l Crane machine and lifting;
l Plastics, rubber and extruders;
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ETD AC780 Specifications |
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Input |
Rated voltage frequency Allowable fluctuation |
200V/50Hz/60Hz, voltage: +-10%, Frequency: +-5% |
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400V/50Hz/60Hz, voltage: +-10%, Frequency: +-5% |
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480V/50Hz/60Hz, voltage: +-10%, Frequency: +-5% |
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Output |
Rated voltage |
3 phase: 200V(proportional to the input voltage) |
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3 phase: 400V(proportional to the input voltage) |
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3 phase: 480V(proportional to the input voltage) |
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Voltage/Frequency |
Running command channel |
Operator panel, control terminals, communications, and can switch by different ways, |
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Frequency reference channel |
Digital, analog, communication, AUX-frequency, can switch over between these sources. |
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Speed range |
1：200(open-loop vector) |
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Start torque |
0Hz 150％ rated torque(open loop vector)， |
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Output frequency |
0Hz～400Hz |
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Frequency resolution |
Digital command: ±0.01%; analog command: maximum frequency× 0.2%Hz |
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Running speed steady-state accuracy |
≤±0.5％rated sync speed(open loop vector) |
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Torque boost |
Automatically or manually |
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Control mode |
Open-loop vector, close-loop vector, open VF, close VF, AFE |
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Control Functions |
Speed up/down curve |
Line speed up/down, s-curve speed up/down; 4 speed up/down times, time unit(hour or minute), max 60 hours |
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Automatic voltage regulator(AVR) |
Overload, over current, over voltage, short-circuit, speed loss, over temperature etc. |
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V/F Curve |
Line, 2nd power and 3rd power Volts/Hz curve |
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Analog |
Built-in 2 analog inputs and two analog outputs channels; each can be configured to0~10V or 0-20mA (or 4-20mA) analog input and 0~10V or 0-20mA (or4-20mA) analog output channels. |
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Brake torque |
20%(without resistor), 125% with braking resistor |
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LVRT |
Continues running when sudden power loss |
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Ramp block |
Ramp ACC/DEC auto blocked when current or voltage limited |
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Multi-function input |
Include 5 digital input terminals (S1~S5), can achieve: drive enable, speed enable, differential input enable, analog input enable, jog enable, torque enable, AUX-PID enable, motor-driven potentiometer, 2 motor parameters option, external fault etc. |
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Multi-function output |
Include 4 digital output terminals (Y1~Y4), can achieve: drive ok, fault indication, running indication, frequency detection, minimum speed indication, drive overload, speed up/down finish, overcurrent indication, internal comparator output etc. |
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Protections |
Overload, over current, over voltage, short-circuit, speed loss, over temperature etc. |
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Overload |
G type: 150% rated load for 1min |
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P type: 120% rated load for 1 min |
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Instantaneous Over current |
G type: 250% rated current |
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P type: 200% rated current |
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Over temperature |
Internal electronic circuitry protection |
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communications |
Built-in RS485 serial communication(standard MODBUS-RTU) |
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Various fieldbus support: MODBUS, Canbus, Profibus, Canopen, DeviceNet, Modbus/TCP, EtherNetIP; |
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Environment |
Ambient temperature |
14℉ ~ 104℉ (de-rated when used in 104℉ ~ 122℉) |
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Humidity |
5% ~ 95％RH, no dew and no hydrosphere |
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Vibration |
Less than5.9m/s2 (0.6g) |
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Storage temperature |
-40℉ ~ 158℉ |
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▲To zoom in, right click to save the picture.
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Model |
W |
W1 |
H |
H1 |
B |
D |
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1/3 phase 200V class |
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780G/0000.4/200 |
105 |
95 |
150 |
139 |
132 |
M4 |
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780G/0000.75/200 |
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780G/0001.5/200 |
105 |
95 |
190 |
179 |
144 |
M4 |
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780G/0002.2/200 |
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3 phase 400V class |
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780G/0000.75/400 |
105 |
95 |
150 |
139 |
132 |
M4 |
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780G/0001.5/400 |
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780G/0002.2/400 |
105 |
95 |
190 |
179 |
144 |
M4 |
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780G/0003.7/400 |
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780G/0004.0/400 |
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780G/0005.5/400 |
123 |
95 |
350 |
334 |
230 |
M5 |
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780G/0007.5/400 |
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780G/00011.0/400 |
165 |
108 |
453 |
436 |
258 |
M6 |
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780G/0015.0/400 |
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Model |
W |
W1 |
H |
H1 |
B |
D |
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3 phase 400V class |
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780G/0018.5/400 |
180 |
120 |
480 |
463 |
324 |
M8 |
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780G/0022.0/400 |
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780G/0030.0/400 |
180 |
120 |
560 |
543 |
324 |
M8 |
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780G/0037.0/400 |
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780G/0045.0/400 |
273 |
185 |
732 |
702 |
365 |
M8 |
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780G/0055.0/400 |
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780G/0075.0/400 |
273 |
185 |
732 |
702 |
365 |
M8 |
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780G/0090.0/400 |
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780G/0110.0/400 |
375 |
274 |
884 |
846 |
415 |
M10 |
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780G/0132.0/400 |
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780G/0160.0/400 |
541 |
405 |
986 |
951 |
425 |
M10 |
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780G/0185.0/400 |
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780G/0220.0/400 |
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780G/0250.0/400 |
730 |
502 |
1231 |
1190 |
502 |
M10 |
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780G/0280.0/400 |
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780G/0315.0/400 |
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780G/0355.0/400 |
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3 phase 480V class |
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780G/0005.5/480 |
123 |
95 |
350 |
334 |
230 |
M5 |
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780G/0007.5/480 |
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780G/00011.0/480 |
165 |
108 |
453 |
436 |
258 |
M6 |
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780G/0015.0/480 |
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780G/0018.5/480 |
180 |
120 |
480 |
463 |
324 |
M8 |
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780G/0022.0/480 |
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780G/0030.0/480 |
180 |
120 |
560 |
543 |
324 |
M8 |
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780G/0037.0/480 |
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780G/0045.0/480 |
273 |
185 |
732 |
702 |
365 |
M8 |
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780G/0055.0/480 |
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780G/0075.0/480 |
273 |
185 |
732 |
702 |
365 |
M8 |
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780G/0090.0/480 |
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Model |
W |
W1 |
H |
H1 |
B |
D |
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3 phase 480V class |
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780G/0110.0/480 |
375 |
274 |
884 |
846 |
415 |
M10 |
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780G/0132.0/480 |
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780G/0160.0/480 |
541 |
405 |
986 |
951 |
425 |
M10 |
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780G/0185.0/480 |
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780G/0220.0/480 |
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780G/0250.0/480 |
730 |
502 |
1231 |
1190 |
502 |
M10 |
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780G/0280.0/480 |
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780G/0315.0/480 |
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780G/0355.0/480 |
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