FUNCTION CHARACTERISTICS
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NA30 - Manual - 04 - 2022
FUNCTIONS
RELAYS
K1 K2 K3 K4 K5 K6
Self-test relay
DthAL1 Alarm relays (DthAL1-K)
DthAL2 Alarm relays (DthAL2-K)
Dth> Trip relays (Dth>-K)
I> Start relays (I>ST-K)
I> Trip relays (I>TR-K)
I>> Start relays (I>>ST-K)
I>> Trip relays (I>>TR-K)
I>>> Start relays (I>>>ST-K)
I>>> Trip relays (I>>>TR-K)
IE> Start relays (IE>ST-K)
IE> Trip relays (IE>TR-K)
IE>> Start relays (IE>>ST-K)
IE>> Trip relays (IE>>TR-K)
IE>>> Start relays (IE>>>ST-K)
IE>>> Trip relays (IE>>>TR-K)
UE> Start relays (UE> ST-K)
UE> Trip relays (UE> TR-K)
UE>> Start relays (UE>> ST-K)
UE>> Trip relays (UE>>TR-K)
IED> Start relays (IED>ST-K)
IED> Trip relays (IED>TR-K)
IED>> Start relays (IED>>ST-K)
IED>> Trip relays (IED>>TR-K)
IED>>> Start relays (IED>>>ST-K)
IED>>> Trip relays (IED>>>TR-K)
IED>>>> Start relays (IED>>>>ST-K)
IED>>>> Trip relays (IED>>>>TR-K)
I2ndh> Start relays (I2ndh>ST-K)
I2ndh> Trip relays (I2ndh>TR-K)
S< Trip relays (S<TR-K)
74TCS Start relays (74TCS-ST-K)
74TCS Trip relays (74TCS-TR-K)
tB-IPh/IE Elapsed signalling relays (tB-K)
Phase protection output selective block relays (BLK2OUT-Iph-K)
Ground protection output selective block relays (BLK2OUT-IE-K)
Phase and ground protection output selective block relays (BLK2OUT-Iph/IE-K)
BF Start relays (BF-ST-K)
BF Trip relays (BF-TR-K)
Number of CB trips diagnostic relays (N.Open-K)
Cumulative CB tripping currents diagnostic relays (SumI-K)
Cumulative CB tripping I^2t diagnostic relays (SumI^2t-K)
Circuit breaker opening time diagnostic relays (tbreak-K)
Open CB command relays (CBopen-K)
Close CB command relays (CBclose-K)
Remote tripping relays (RemTrip-K)
Not received pulses at BLIN signalling relays (PulseBLIN-K)