The Test-330B three phase secondary current injection test set is the first choice for applications requiring very high accuracy more than 0.1%. This unit is not only an excellent test set for protection devices of all kinds but also a universal calibrator. It can as a ac or dc current source and voltage.

Its unique accuracy and reliability make the Test-330B ideal for protection and measurement equipment manufacturers for research and development, production and electric power company type testing.

• Embedded host machine equipped with Complex Programmable Logic Device (CPLD)
• Eight-path synchronous D/A output in a single machine
• High-accuracy linear power amplifier
• Host machine integrated single cabinet structure with big LCD screen and complete interface has obtained appearance patent
• Intelligent self-protection function
• Plentiful Binary and powerful software function
• Easily complete the ABB, Siemens, AREVA, Schneider, GE, SEL, VAMP, Toshiba, NR, Sifang and other foreign manufacturers of protective device test
• Synchronous output of five-phase voltage and three-phase current, Max AC current output is 90A, Max AC voltage output is 260V

• 3 phase current output
• 5 phase voltage output
• 8 binary input, 4 binary output
• Accuracy more than 0.1%

• U/I test
• DC test
• Impedance characteristics
• Power direction test
• I-T test
• Differential relay
• Harmonic test
• Differential protection
• Distance protection
• Zero sequence protection
• Setting group test
• State sequence
• Synchronization test
• Special test
• Oscillation test
• Metering instrument
• Hardware checkout
• Low Voltage protection
• Fault Waveform Reproduction