Protective Relay Tester | Instrument Transformer Test Sets Manufacturer

Protective Relay Tester

The protective relay tester is an important testing tool that ensures power system is running securely and reliably. JB series protective relay testers are computer-based, true color LCD graphic display and WOS, Windows operation system. It is compact, portable and light weight, 16Kg to 18Kg.

Main Features

Operation system: built-in computer, WOS.
Simultaneously output available: 6 current and 6 voltage (some code is 5 voltage, 3 current)
Max. phase current output: 30A; Max. phase voltage output: 130V
High accuracy outputs: better than 0.1%
8 Binary inputs, 4 Binary outputs
Adjustable threshold (0-250V) for Binary inputs
640*480 dots 8” big size LCD display
Advanced testing and data management software, test results can be automatically managed and recorded as test reports.
Keyboard/mouse interface, two USB and two RS232 interfaces

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Technical Data

Item				JB-902	JB-1200	JB-1600
Current Power Supply	AC	Output precision		< ±0.1%	< ±0.1%	< ±0.1%
		Phase current output (effective value)		3*0-30A	6*0-30A	6*0~30A
		3-phase parallel current output (effective value)		0-90A	0-180A	0-180A
		Acceptable working time phase current (effective value)		< 10A/Phase	< 10A/Phase	< 10A/Phase
		Acceptable working time under max. 3-phase parallel current output		< 10s	< 10s	< 10s
		Max phase current output power		250VA/Phase	250VA/Phase	250VA/Phase
		Harmonic time		0-21times	0-21times	0-21times
	DC	Output range		0-10A	0-10A	0-10A
		Max output power		150VA	150VA	150VA
		Precision		< ±0.2%	< ±0.2%	< ±0.2%
Voltage Power Supply	AC	Phase voltage output (effective value)		5*0-130V/Phase	6*0-130V/Phase	6*0-130V/Phase
		Line voltage output (effective value)		0-260V	0-260V	0-260V
		Max output power		70VA/Phase	70VA/Phase	70VA/Phase
		Precision		< ±0.1%	< ±0.1%	< ±0.1%
		Harmonic time		0-21times	0-21times	0-21times
	DC	Output range		0-300V	0-300V	0-300V
		Output power		130VA	130VA	130VA
		Precision		< ±0.2%	< ±0.2%	< ±0.2%
Accessorial DC power supply			220VDC	> 110VA	> 110VA	> 110VA
Accessorial DC power supply			110VDC	> 110VA	> 110VA	> 110VA
Switching value input			Idle contact	1-20mA, 24V(DC)	1-20mA, 24V(DC)	1-20mA, 24V(DC)
Switching value input			Potential contact	0-250V(DC)	0-250V(DC)	0-250V(DC)
Switching value output			Idle contact	250V/0.3A(DC)	250V/0.3A(DC)	250V/0.3A(DC)
Rated Output			Frequency error