Schneider MiCom P127 - ASLI
MiCOM P127 - Overcurrent and earth fault protection relay-30 TE-Standard display
range of product = MiCOM P127
device short name = P127
relay application = Feeder
protection type :
Cold load pick-up
Breaker failure 50BF
Lockout 86
Phase undercurrent 37
Recloser 79
Overcurrent 50/51
Earth fault 50G/51G
Negative sequence overvoltage 47
Undervoltage 27
Overvoltage 59
Rate of change of frequency 81R
Neutral voltage displacement 59N
Underfrequency 81L
Negative sequence overcurrent 46
Directional earth fault 67N
Overfrequency 81O
Directional phase overcurrent 67
Restricted earth fault 64REF
Voltage-restrained overcurrent 50V/51V
Thermal overload protection 49RMS
number of inputs :
4 current input CT...X/5 A and X/1 A
3 voltage
12 discrete
number of outputs = 9 discrete
communication port protocol :
DNP3
IEC 60870-5-103
Modbus RTU
Complementary :
[Us] rated supply voltage
24...250 V DC 19.2...300 V
48...250 V DC 38.4...300 V
48...240 V AC 38.4...264 V
control and monitoring type = Circuit breaker/contactor control
network and machine diagnosis type :
Fault recording
Event recording
Disturbance recording (15 s
switchgear diagnosis type :
CT/VT supervision
Trip circuit supervision TCS
display type :
Backlit LCD 2 lines of 16 characters
discrete input voltage
24...250 V DC (Threshold : 19.2 V (Threshold : standard variant)
48...250 V AC (Threshold : 19.2 V (Threshold : standard variant)
48...250 V DC (Threshold : 105 V (Threshold : further option)
48...250 V DC (Threshold : 77 V (Threshold : further option)
48...250 V DC (Threshold : 154 V (Threshold : further option)
48...240 V AC (Threshold : 105 V (Threshold : further option)
48...240 V AC (Threshold : 77 V (Threshold : further option)
48...240 V AC (Threshold : 154 V (Threshold : further option)
communication port support :
RS232
RS485
Environment
type of measurement = Current
height :
177 mm total
156 mm embedded
width = 155 mm
depth :
249.6 mm total
223 mm embedded
device mounting = Flush
Differential Protection Relay