| Brand | RW Energy |
| Model NO. | GD1000 series shearer special frequency converter |
| Rated frequency | 50/60Hz |
| Series | GD1000 |
Overview
GD1000 series coal machine special frequency converter is a frequency conversion transmission unit with exquisite structure and superior performance, which is widely used in mining industry coal shearers, continuous mining machines, shuttle trucks and other fully mechanized mining equipment.
Perfectly integrate the integrated design of coal machinery equipment to save space;
Clear interface, intuitive and easy to operate;
Professional and rigorous vibration test, excellent seismic performance;
The surface sticker structure is easy and fast to install;
Professional drive technology ensures core performance;
Multiple protections for worry-free operation.
Product Type: |
GD1000-01 series |
GD1000-31 series |
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Function description |
Specifications |
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input |
Rated Input Voltage (V) |
AC 3PH 1140v（-15%~+15%） |
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Rated input frequency |
50Hz/60Hz, allowable range 47~63Hz |
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Rated Input Efficiency (%) |
More than 98% |
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Rated input power factor (%) |
0.85 or higher |
0.99 or higher |
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output |
Rated Output Voltage (V) |
0~input voltage |
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Output frequency |
0~400Hz |
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Operational control characteristics |
Control mode |
V/F (with V/F separation function), open-loop vector, closed-loop vector |
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Motor parameters are self-learning |
Support motor stationary self-learning and rotation self-learning |
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speed regulation range |
Closed-loop vector: 1:1000; open-loop vector: 1:100 |
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Speed control accuracy |
Closed-loop vector: ±0.1% maximum velocity; Open-loop vector: ±0.5% maximum speed |
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Speed fluctuations |
±0.3% (open-loop vector control); ±0.1% (closed-loop vector control) |
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Torque control accuracy |
10% (open-loop vector control); 5% (Closed-loop vector control) |
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Starting torque |
0.5Hz 150% (open-loop vector control); Zero frequency 180% (closed-loop vector control) |
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DC braking |
DC braking at start, DC braking at shutdown |
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Overload capacity |
150% rated current 60s, 180% rated current 10s |
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Protection function |
Motor overheat protection, overload protection, overvoltage protection, undervoltage protection, input phase loss protection, output phase loss protection, overcurrent protection, overheat protection, overvoltage stall protection, overcurrent stall protection, short circuit protection and other protection functions |
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Peripheral interface |
Analog input |
1 channel (AI1, AI2) 0~10V/0~20mA |
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Analog output |
2 channels (AO1, AO2) -10~10V /-20~20mA |
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Digital input |
It comes standard with 5 digital inputs |
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Digital output |
Standard 2 relay outputs, electric shock capacity: 3A/AC250V, 1A/DC30V |
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Communication mode |
485 communication (MODBUS protocol) is standard, and CAN, fiber, and Profibus-DP are optional |
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other |
keyboard |
LCD display |
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Operating ambient temperature |
-10°C~+40°C, and above 40°C need to be downgraded |
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relative humidity |
5%~95% |
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Storage temperature |
-40℃~+70℃ |
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altitude |
Below 1000 meters, more than 1000 meters will be degraded by 1% for every 100 meters |
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Protection level |
IP00 |
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disposition |
The whole series is equipped with input reactors as standard, and optional input filters, output reactors, and output filters |
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