Items	ANSI® No.
IEC61850 numerical IEDs relay & merge unit
Distance protection relay	21
Synchronising or synchronism-check relays	25
Undervoltage relays	27
Directional Power relays	32
Undercurrent or underpower relays	37
Negative sequence overcurrent relays	46
Overcurrent/ground fault relays	50
Inverse time overcurrent/ground fault relays	51
Power factor relays	55
Overvoltage relays	59
Voltage or current balance relays	60
Directional overcurrent relays	67
Directional ground fault relays	67N
DC overcurrent relays	76
Phase-angle measuring or out-of-step protection relays	78
Automatic reclosing devices	79
Frequency relays	81
Motor overload protection relays	86
Differential protection relays	87
Directional voltage relays	91
Voltage and power directional relays	92
Tripping relays	94
Voltage regulating relays
Overimpedance relays, Z>
Underimpedance relays, Z
Time-delay relays

Characteristic

10 Channels (6x32A & 4x310V) outputs, Each output channels are independent and simultaneous control of magnitude, Phase angle and frequency values, able to inject DC, AC sine wave and up to 20x harmonics.
Variable battery simulator, DC 0-350V, 140Watts max.
13 Low-level channels outputs up to 8Vac/10Vdc max.
0-600V / 0-5A AC/DC measurement in 0.1 class.
Graphical test modules and templates for testing of various relays
Quick relay testing facility in Manual mode
Shot/Search/Check, Point & Click testing
RIO/XRIO import & export facility
Switch on to fault test(SOTF)
Power system model for dynamic testing
Inbuilt GPS and IRIG-B sync end-to-end testing
Online Vector display
Automatic test results assume
Automatic test report creation
Anti-clipping detect, Wrong wiring connect alarm and self-protect, overload and overheat protection

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