Home Protective Relay Test Instrument

Protective Relay Test Instrument

 

Protective Relay Test Instrument

Description


Protective relay test set is an important testing tool for ensuring power system running safely and reliably.


The protective relay testers are computer-based, true color LCD graphical display, Windows operation system.


It is compact, portable, light weight, not more than 17kg!



Main features


--Operation system: built-in computer, Windows operation system


-- Simultaneously output available: 6 current and 6 voltage (some code is 5 voltage, 3 current)


-- Max. phase current output: 30A; Max. phase voltage output: 130V


-- High accuracy outputs: better than 0.1%


-- 8 Binary inputs, 4 Binary outputs


-- Adjustable threshold (0-250V) for Binary inputs


-- 640*480 dots 8” big size LCD display


-- Advanced testing & data management software, test results can be automatically managed and recorded as test reports

Protective Relay Test Instrument

-- Keyboard/mouse interface, two USB & two RS232 interfaces



Main technical data


Item

PRT-1

PRT-2

PRT-3

Current

Power

Supply

AC

Output precision

<± 0.1%

<± 0.1%

<± 0.1%

Phase current output (effective value)

3*0-30A

6*0-30A

6*0~30A

3-phase parallel current output (effective value)

0-90A

0-180A

0-180A

Long-time working allowable phase current (effective value)

< 10A/Phase

< 10A/Phase

< 10A/Phase

Allowable working time under max. 3-phase parallel current output

< 10s

< 10s

< 10s

Max phase current output power

250VA/Phase

250VA/Phase

250VA/Phase

Harmonic time

0-21times

0-21times

0-21times

DC

Output range

0-10A

0-10A

0-10A

Max output power

150VA

150VA

150VA

Precision

<± 0.2%

<± 0.2%

<± 0.2%

Voltage

Power

Supply

AC

Phase voltage output(effective value)

5*0-130V/Phase

6*0-130V/Phase

6*0-130V/Phase

Line voltage output (effective value)

0-260V

0-260V

0-260V

Max output power

70VA/Phase

70VA/Phase

70VA/Phase

Precision

<± 0.1%

<± 0.1%

<± 0.1%

Harmonic time

0-21times

0-21times

0-21times

DC

Output range

0-300V

0-300V

0-300V

Output power

130VA

130VA

130VA

Precision

<± 0.2%

<± 0.2%

<± 0.2%

Accessorial DC power supply

220VDC

> 110VA

> 110VA

> 110VA

110VDC

> 110VA

> 110VA

> 110VA

Switching value input

Idle contact

1-20mA, 24V(DC)

1-20mA, 24V(DC)

1-20mA, 24V(DC)

Potential contact

0-250V(DC)

0-250V(DC)

0-250V(DC)

Switching value output

Idle contact

250V/0.3A(DC)

250V/0.3A(DC)

250V/0.3A(DC)

Rated Output

Frequency error

< ± 0.01Hz

< ± 0.01Hz

< ± 0.01Hz

Phase error

< ± 0.2 °

< ± 0.2 °

< ± 0.2 °

Wave distortion

< ± 0.3%

< ± 0.3%

< ± 0.3%

Time error

<40μs

<40μs

<40μs

Output frequency

0~1050Hz

0~1050Hz

0~1000Hz

Time measuring range

0.1ms~3600s

0.1ms~3600s

0.1ms~3600s

Dimension

L*W*H

360*195*375mm

360*195*375mm

360*195*380mm

Weight for machine body

16.6kg

16.6kg

18kg


 










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