Product introduction: GD1000 series coal machine special inverter is a compact structure, superior performance of the variable frequency transmission unit, widely used in the mining industry shearer, continuous mining machine, shuttle car and other fully mechanized mining equipment.
Specifications:
Product type | GD1000-01 series | GD1000-31 series | | Description of the function | Specifications | | input | Rated Input Voltage (V) | AC 3PH 1140v（-15%~+15%） | | Rated input frequency | 50Hz/60Hz, allowable range 47~63Hz | | Rated Input Efficiency (%) | More than 98%. | | Rated Input Power Factor (%) | 0.85 or more | 0.99 or more | | output | Rated output voltage (V) | 0~Input voltage | | Output frequency | 0~400Hz | | Operational control characteristics | Control mode | V/F (with V/F separation), open-loop vector, closed-loop vector | | The motor parameters are self-learning | It supports static self-learning and rotation self-learning of the motor | | Speed range | Closed-loop vector: 1:1000, open-loop vector: 1:100 | | Speed control accuracy | Closed-loop vector: ±0.1% of maximum speed; Open-loop vector: ± 0.5% of the maximum speed | | Fluctuations in speed | ±0.3% (open-loop vector control); ±0.1% (closed-loop vector control) | | Torque control accuracy | 10% (open-loop vector control); 5% (closed-loop vector control) | | Starting torque | 0.5Hz 150% (open-loop vector control); Zero Frequency 180% (Closed-Loop Vector Control) | | DC braking | DC braking at start-up and DC braking at shutdown | | Overload capacity | 150% rated current for 60s, 180% rated current for 10s | | Protection features | Motor overheat protection, overload protection, overvoltage protection, under-voltage protection, input phase loss protection, output phase loss protection, over-current protection, over-temperature protection, over-voltage stall protection, over-run-off protection, short-circuit protection and other protection functions | | Peripheral interfaces | Analog inputs | 1 channel (AI1, AI2) 0~10V/0~20mA | | Analog output | 2 channels (AO1, AO2) -10~10V /-20~20mA | | Digital inputs | 5 digital inputs are standard | | Digital output | Standard 2 relay outputs, shock capacity: 3A/AC250V, 1A/DC30V | | Methods of Communication | Standard 485 communication (MODBUS protocol), optional CAN, optical fiber, Profibus-DP | | other | keyboard | LCD display | | Operating ambient temperature | -10°C~+40°C, above 40°C need to be derated | | relative humidity | 5%~95% | | Storage temperature | -40℃~+70℃ | | altitude | Below 1000 meters, derating above 1000 meters, derating 1% for every 100 meters | | Ingress protection | IP00 | | disposition | The whole series is equipped with input reactor as standard, and optional input filter, output reactor and output filter |
The company has been with the concept of "customer first", quality and service to win the market, hoping to cooperate with all sectors of society, mutual benefit and win-win, create brilliance, and work together to create a better tomorrow! In line with the concept of honest service, the company welcomes new and old customers to inquire, on-site inspection, and negotiation business.
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