LD0.T1PTTR1 Three-phase thermal protection for feeders, cables and distribution transformers (1) - Arc protection - Bay control and measurement - Merging unit - Transformer protection - 2 winding - Feeder protection - Voltage regulation - Capacitor bank protection - Busbar differential protection (high impedance) - Back-up protection - Motor protection - Busbar protection (voltage and frequency) - Interconnection protection - Power management/Load shedding - DNP3 Communication Manual - 620 series Relion Protection and Control - Relion Protection and Control - 2.0 FP1 IEC - IEC - 28.04.2023

Table 1. LD0.T1PTTR1 Three-phase thermal protection for feeders, cables and distribution transformers (1)

IEC 61850 name	SA name	Description	Values	S	Arg 1,2,3,4
LD0.T1PTTR1
.Tmp.mag	–	Object temperature	-100…9999.9	R	-100,9999.9.0,-1000,99999
.TmpRl.mag	–	Relative temperature	0…99.9	R	0,99.9,0,999
.OpTm.stVal	–	Est. time to operate	0…60000 [s]	R	0,60000,0,60000
.BlkThmRsTm.stVal	–	Est. time to remove BLK_CLOSE	0…60000 [s]	R	0,60000,0,60000