Electrical protection system microprocessor relays and protection systems

Microprocessor Protection Devices Brief Introduction:

Relay Protection microcomputer test device play a key role in operating electricity power systems reliably and safely. It is the testing device used in professional field of microcomputer protection, relay protection, excitation measurement, fault recorder.

Microprocessor Protection Devices Technical Parameters:

1. AC current source:

Amplitude range: 6 × (0-30A) Accuracy: 0.1%

Six-se current parallel output max: 180A

se current long-term allowable working values: 10A

Power: 300VA / se

2. DC current source:

Amplitude: 20A / se power: 300VA / se accuracy: 0.2%

3. AC voltage source:

Amplitude range: 6 × (0--125V) Accuracy: 0.1%

age range: 0--250V

se voltage / age Output power: 70VA / 100VA

4. DC voltage source:

se voltage output amplitude: 0-- ± 150V Accuracy: 0.2%

age output amplitude: 0-- ± 300V

se voltage / age Output power: 90VA / 180VA

5. DC auxiliary voltage source, + 110V (0.6A).

6. Switch Terminals: switch input terminals: 8 pairs

Air access point: 1--20mA, 110V internal device active

Potential flip: 0--6VDC low 15--250VDC high

Switch output terminals: four pairs of empty , breaking capacity: 110V / 2A, 220V / 1A.

7. Time measurement range: 1ms ~ 9999s accuracy 1ms

8. Frequency range: 0--1000Hz Accuracy: 0.001Hz Harmonic times: 2--20 times

9. se: 0--360 ° Accuracy: 0.1 °

10.Volume weight: 470 × 405 × 185 (mm) about 20Kg

11.Power source: AC220V ± 10% 50Hz 10A

Microprocessor Protection Devices Features:

1. We can design and produce varieties of water turbine-generator sets and auxiliaries according to the special working conditions of certain power station specific needs, feel free to ask me for more information.

2. In order to our engineers make model selection and provide you with best solution, pls send us key technical parameters (such as Gross/Net Head, Water Flow, Installed Capactiy and Qty, Generator Voltage,Frequency etc. ) in inquiry.

3. If you are still puzzled about our product or need further disscuss with us, please send us e-mail or message, we will reply you first time we saw it.

HNAC Business Range: package solution design and E&M equipment turnkey basis for hydropower station, water conservancy, substation and water treatment combined the personnels and capability of Water conservancy and Hydropower Survey and Design Institute, supporting the customers from projet site investigation, feasibility study to engineering designs.

HNAC consolidated resources of professional E&M manufacturers in our supply chain,ranging from trash defender,hoist and gate of water in-take to penstock,main powerhouse equipments and auxiliaries,first and secondary electrical equipments, then to substation, transmission distribution station.

1.Power: 50kw~200Mw

2.Frequency: 50hz or 60hz

3.Output Type: AC three se

4.Output voltage: 400V, 3.3KV, 6.3KV, 10.5KV, or 13.8KV

5.Hydro power turbine's working Water head: for Francis turbine 20~500mfor Pelton turbine 40-1700mfor Kaplan turbine 2~70mfor Tubular turbine 1~40mfor Turgo turbine 40-250m6.Warranty period: 1 year(or more)