Toshiba GR200 Series Instruction Manual page 34

Synchronization check and dead-line check function. When the circuit breaker closing selection
command is received, this function is performed to check feeder synchronization.
[ILK] Software interlock function
The ILK function is provided to latch the operation of control function that is connected to a
primary device.
[DPOS] Double position device function
The DPOS function is used operate a device including a double-position switch. The DPOS
function is the same as the SPOS one; the DPOS function also has contact inconsistency
detection, which the SPOS function does not include.
[TPOS] Triple position device function
The TPOS function is the same as the DPOS one, which is used to operate a device including
three-position switch.
[GENBI] Event detection function with a binary input signal
The GENBI can detect a state of external device with a binary input signal; and it can verify
the signal coming from the external device.
[ASEQ] Automatic sequence control function
The ASEQ function is used together with a logic that is programmed by the user using PLC
function.
Monitoring and metering functions
Using the HMI, the monitoring and metering functions can display status, settings, data and
others. The user can also see information using "GR-series Toshiba IED Engineering and
Monitoring Software (GR-TIEMS)" both at local and remote end.
Monitoring function:
This function supervises status of protection functions, and displays power system quantities.
It also shows failure information in the CT and VT.
Fault record function:
Such function records the state of a fault when the trip command is issued. It also memorizes
the fault data. The user can see, with the IED screen, these data with additional information:
date & time, fault phase, tripping phase, tripping mode, fault location, operating mode and
power system quantities.
Event record function:
The function provides recording feature that memorizes any event occurred in the IED.
Disturbance record function:
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6F2S1915 (0.46)
GRZ200 (Soft 031 & 032)