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, 0-10A, 0-130V accuracy 0.1%.

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.

FEATURES

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

OVERVIEW

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

TEST ITEM

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

PARAMETERS

Electrical parameters
Power voltage	AC220V±10% or AC110V±10%, 50/60Hz±10%
Time measurement	0.1ms-999999.999s
AC current output
Phase current output (effective value)	3 x 0-30A
Maximum power output	260VA/phase
Maximum parallel current output (effective value)	0-90A
Long-term allowable working value of phase current (effective value)	>10A
Allowable working time of maximum current	>11s
Accuracy class	<±0.1%
AC voltage output
Phase voltage output (effective value)	5 x 0-130V
Line voltage output (effective value)	0-260V
Maximum power output	70VA/phase
Accuracy class	<±0.1%
DC current output
Output range	-10 to 10A or 3 x 0 to ±10A
Maximum power output	200VA
Accuracy class	<±0.1%
DC voltage output
Output range	0-300V or 5 x 0 to ±130V
Maximum output power	130VA
Accuracy class	<±0.1%
Binary input
Idle contact	1-20mA, 24V (DC)
Electric potential contact	250V/0.5A (DC)
Binary output
Idle contact	250V/0.5A (DC)
Rated output
Frequency error	<±0.01Hz
Phase error	<±0.1%
Waveform distortion	<±0.3% (fundamental wave)
Time error	<40µs
Output frequency	0-1050Hz
Superposed harmonic wave	0-21times
Mechanical parameters
Dimensions (L×W×H) (mm)	360x195x375
Weight (kg)	16.6
Environmental conditions
Use range	0°C to 45°C
Storage range	-25°C to 70°C

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