GRJS-6008 Series Microcomputer Excitation System
GRJS-6008 excitation controller uses a 32-bit microprocessor as the control core. When used as an excitation system control, it has the advantages of fast calculation speed, high adjustment accuracy, stable and reliable operation, etc.. It is applicable to generator sets of 10MW and below. The device is easy to operate and has multiple protection functions, it can meet the operation requirements of generator stand-alone, grid-connected, etc., and it is an ideal excitation control and adjustment device for generator sets.
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Electrical equipment | electrical automation
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Description
Product Introduction
GRJS-6008 excitation controller uses a 32-bit microprocessor as the control core. When used as an excitation system control, it has the advantages of fast calculation speed, high adjustment accuracy, stable and reliable operation, etc.. It is applicable to generator sets of 10MW and below. The device is easy to operate and has multiple protection functions, it can meet the operation requirements of generator stand-alone, grid-connected, etc., and it is an ideal excitation control and adjustment device for generator sets.
Main functions
1. A variety of control laws are optional
♦ PID control;
♦ LOEC linear optimal control;
♦ PID+PSS control;
♦ P, PI, PID control.
2. Five adjustment modes
♦ Automatic voltage regulation;
♦ Constant reactive power operation regulation;
♦ Excitation current regulation;
♦ Constant alpha angle (mainly used for open loop, short circuit test and line de-ice, etc.);
♦ Constant power factor operation mode (optional).
3. Main control function
♦ The sequential operation of the excitation system when the unit is switched on and off;
♦ Excitation control of the unit;
♦ Closing and opening control of magnetic field circuit breaker;
♦ Output analog, state and alarm signals;
♦ Microcomputer channel fault automatic switching control;
♦ Automatic quasi-synchronous and manual synchronous control;
♦ Man-machine interface operation;
♦ Constant power factor operation mode (optional).
4. Three kinds of excitation
♦ Excitation according to the set excitation current;
♦ Excitation according to the set machine end voltage;
♦ Tracking system (bus) voltage excitation.
5. Six excitation limits
♦ Instantaneous/delay overexcitation current limit;
♦ Over reactive power limit;
♦ Underexcitation limitation;
♦ Power cabinet shutdown or partial power cabinet exit time excitation current;
♦ Volt/Hertz limit;
♦ Stator current limitation.
6. Two kinds of break protection
♦ PT break protection;
♦ Synchronous circuit break protection;
♦ No-load overvoltage protection.
7. Operation parameter display and control parameter setting
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Contact
Service hotline: +86 19974816888 (Manager Fu)
Tel.: +86 731 89926308
Fax: +86 731 89902625
Sales hotline: +86 13808456015, +86 13873137179
Talent hotline: +86 17267887357
Email: csgrjs08@163.com
Address: No. 101, Building 13, Xinggong International Industrial Park, No. 100 Luyun Road, High-tech Development District, Changsha, Hunan Province.