PRINTED CIRCUIT BOARD

1. CIRCUIT CHECK PROCEDURE

1.Low voltage transformer check

The low voltage transformer is located on the P.C.B. Measuring condition: Input voltage: 120V / Frequency: 60Hz

Terminal Voltage

LOAD

NO LOAD

 

 

 

6-8

DC 12V

AC 25.8V

 

 

 

9-10

AC 3.4V

AC 4.0V

 

 

 

NOTE

1.Refer to Ciruit Diagram (point 4).

2.Secondary side voltage of the low voltage transformer changes in proportion to fluctuation of power source voltage.

3.The allowable tolerance of the secondary voltage is within ± 5% of nominal voltage.

2.Voltage Check

NO

CHECK POINT

REMARK

1

IC1 PIN 63, 64

5VDC

2

IC1 PIN 38

 

 

 

5V

 

 

0V

 

 

T : 16.67ms(60Hz)

3

IC1 PIN 33 OR 34

 

 

 

5V

 

 

0V

 

 

T : 250 ns(4MHz)

- Key check point

 

NO

MEASURE POINT

WAVE FORM

REMEDY

REMARK

 

 

 

 

 

1

MP1

DC 5V±0.25V

Replace Q8, ZD3, EC2

NO LOAD

 

 

 

 

 

2

MP2

DC 12V±2.0V

Replace D12, 13, R25, EC5, EC4

NO LOAD

 

 

 

 

 

- Check method

NOTE

Each measure point must be measured with GND points.

34

Page 36
Image 36
GE TMW-1100EC, TMW-800TC manual Printed Circuit Board, Low voltage transformer check, Voltage Check, Check Point Remark

TMW-1100MC, TMW-1100E, TMW-1100M, TMW-800TC, TMW-1100EC specifications

The GE TMW series of gas turbines, particularly the TMW-800T, TMW-1100EC, TMW-800TC, TMW-1100M, and TMW-1100E, represent some of the most advanced technology in power generation, designed for efficiency and reliability.

The TMW-800T is renowned for its compact design and high efficiency, making it ideal for both utility and industrial applications. This turbine boasts a modular design that facilitates ease of maintenance and installation, while its advanced aerodynamics contribute to enhanced performance and reduced emissions. Additionally, its ability to operate on multiple fuel types allows for greater operational flexibility.

Similarly, the TMW-1100EC model offers enhanced power output and efficiency. It incorporates advanced combustion technology that minimizes nitrogen oxide emissions, complying with increasingly stringent environmental regulations. The electronic control system in this model allows for superior performance management and load-following capabilities, ensuring optimal performance under varying demand.

The TMW-800TC variant focuses on achieving high thermal efficiency while maintaining significant output levels. Its cooling technologies, including advanced blade cooling techniques and heat recovery systems, enable this turbine to sustain higher operating temperatures, improving its overall efficiency. This design is particularly beneficial in combined cycle power plants, where waste heat can be repurposed to generate additional electricity.

The TMW-1100M is particularly noteworthy for its versatility and adaptability in a wide range of applications, from cogeneration to standalone power generation. Its design includes robust materials and components engineered to withstand rigorous operating conditions, ensuring longevity and reliability, which is essential for industrial users who depend on consistent power availability.

Lastly, the TMW-1100E emphasizes operational efficiency through its advanced control systems and intelligent monitoring. This turbine is equipped with sensors and software that provide real-time data analytics, allowing for proactive maintenance and operational optimization. This technology not only enhances performance but also contributes to lower operational costs.

In summary, the GE TMW gas turbine series, with their various models, exemplify cutting-edge technology and engineering. Their main features include high efficiency, reduced emissions, operational flexibility, and advanced control systems, making them a preferred choice for power generation in both industrial and utility markets. Their adaptability to different fuels and operational environments further solidifies their stance as leading solutions in the gas turbine landscape.