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HDJB-208 Three Phase Relay Protection Tester


General Information 
 
HDJB-208 Three phase relay protection tester series is an important test equipment which can test devices of various professional fields(such as microcomputer protection,relay protection,fault recorder and excitation measurement)all by itself. It can test 4 phases voltage and 3 phases current.
 
Features
 
● Standard 4 phase voltage and 3 phase current output
● Plentiful Binary and powerful software function.
●High precision linear power amplifier
● Independent DC power output with a 110V and 220V DC power output
● With perfect self-protection function and compact heat dissipation structure design with reasonable hardware protection, the software has the function of self – diagnosis and output locking
● Portable and easy to operation
 
Specifications
 
 AC current output

Phase current output (effective value)  0~40A
Output Precision  <0.2 degree
3 phase parallel current output (effective value)  0~120A
A Long-time Phase current 10A
Maximum output power of Phase current 420VA
Maximum output power of 3 parallel current 900VA
Maximum Permitted work time of 3 parallel current 10S
Frequency range ( fundamental) 20~1000Hz
Harmonic time 1~20

 DC current output

Current output 0~±10A / phase,  0~±30A / 3 parallel
Output Precision >5A       0.2degree
≤5A       0.5degree


 AC voltage output

Phase voltage output (effective value) 0~120V
Output Precision < 0.2 degree
Line voltage output (effective value) 0~240V
Phase voltage / Line phase output power 80VA / 100VA
Frequency range (fundamental) 20~1000Hz
Harmonic time 1~20


 DC voltage output

Phase voltage output range 0~±160V
Output Precision >5A  0.2degree
≤5A  0.5degree
Line voltage output range  0~±320V
Phase voltage / Line phase output power 70VA / 140VA


 Binary & Time measuring

Binary input 8 path Idle contact: 1~20mA,24V
Electric potential contacts:“0”: 0 ~ +6V; “1”:+11 V ~ +250 V
Binary output 4 chanels DC:220 V/0.2 A; AC:220 V/0.5 A
Timing measurement 0.1ms ~ 9999s ; accuracy of measurement <0.1ms