1. Application:
GDJB-PC Protection Relay Set is applied to test the relay unit in relay protection system. At the same time GDJB-PC Protection Relay Set could be considered as a universal three phase AC/DC voltage source or current source.
2. Product Characteristics:
1.Intelligent mainframe that is used high speed DSP.
2.Separately running
3.Run with connecting to computer
4.16 bit DAC chip
5.Big screen LED
6."Idiot" operation
7.New type power amplifier
8.Current, voltage output directly
9.Self-protection
10.Abundant contact
11.Compounded structure
12.Abundant capabilities against low price
3. Functions:
1)AC current and voltage based protection relay unit test
2) DC current and voltage based protection relay unit test
3) Frequency protection relay unit test
4) Harmonic protection relay unit test
5) Differential protection relay unit test
6) Zero-sequence protection relay unit test
7) Distance protection relay unit test
8) Power system network fault simulation
4. Technique Index:
1) Max AC current output 30A at per phase limited in 10s, 90A at three phases in parallel limited in 10s, Frequency 20~1000Hz, Continuous current output 10A at per phase , Capacity 420VA at per phase
2) Max DC continuous current output±10 at per phase, maximum voltage 20V, 30A output at three phase in panel
3) Max AC voltage output 120V at per phase, 240V at phase to phase, Frequency 20~1000Hz, capacity 80VA at per phase, 100VA at phase to phase
4) Max DC voltage output±160V at per phase,±320V at phase to phase, capacity 70VA
5) Time counter 0.1ms~9999s, error < 0.1ms
6) AC current and voltage error <0.5%RDG+0.05%FS
7) DC current error<0.5%RDG+0.05%FS, DC voltage error 1%RDG+0.1%FS
8) Binary input: Active node 0~250V, 0~6V for "0", 6~250V for "1", passive node: 20mA max
9 Binary output: DC 220V/0.2A, AC 220V/0.5A
10) Power supply:AC220V ± 10%, 50Hz/60Hz
11) Environment temperature: 0~50°C
12) Humidity:≤85%RH
13)Weight:<18KG
