GDJB-902 Protection Relay Test Set --Thank you for choosing HV Hipot

GDJB-902 Protection Relay Test Set

General introduction

GDJB-902 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.


  • Embedded host machine, equipped with big programmed CPLD(Complex Programmable Logic Device);
  • 12channels D/A output simultaneously in a single machine;
  • High precise linear power amplifier,5 voltage outputs and 3 current outputs simultaneously;
  • 8inch LCD screen display.Provide with keyboard/mouse connecting port,also 2USB port,2 RS232 port,to communicate with PC and other communication devices;
  • Easy to carry,suitable for flexible testing and wild working;
  • Intelligent self-protection
  • 8channels switching value input and 4channels switching value output.Input contact is idle contact and 0-250V potential contact for selectable,intelligent identification;
  • Plentiful Binary and powerful software function;
  • Two groups of DC power supply, 110VDC/1.0A&220VDC/0.6A,no need to set and adjust by software(Optional).

Technical Parameters

Main rated parameters

AC current output

Three phase AC

Phase current output (effective value): 3*0~30A/phase

Max. output power: 260VA/phase

Max. parallel connection current output (effective value): 0~90A

Phase current allowable effective value: <10A/phase

Max.current allowable working time: <10s

Accuracy: <±0.2%

Lapped overtone times: 0-21times


Output range: -10-10Aor 3*0 -- ±10A

Max.output power: 200VA

Accracy: <±0.2%

AC voltage output

AC five phase

Phase voltage output (effective value): 5×0~130V/phase

Line voltage output (effective value): 0~260V

Max.output power: 70VA/phase

Accuracy: <±0.2%

Lapped overtone times: 0-21times


Output range: 0-300V or 5*0--±130V

Max.output power: 130VA

Accuracy: <±0.2%

Binary input

Idle contact: 1-20mA, 24V (DC)

Electric potential contact: 0-250V (DC)

Binary output

Idle contact: 250V/0.5A(DC)

Other rated parameters

Rated output

Frequency error: <±0.01HzHz

Phase error: <±0. 2°

Waveform distortion: <±0.3% (fundamental wave)

Time error: <40µs

Output frequency: 0-1050Hz

Lapped overtone times: 0-21times

Power voltage

Allowable range: AC220V±10%, 50Hz±10%

Ambient temperature

Use range: 0~45

Storage range: -25~70

Time measurement

Test range: 0.1ms~999999.999s

Cabinet dimension

360mm(L)×195mm(W) ×375mm(H)

Cabinet weight

host machine: 16.6kg



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