Siemens SIPROTEC 5 Technical Data

Negative-Sequence Protection with Definite-Time Characteristic
Curve
Setting Values
Reference value for I
2
(I
ref
) Rated object current I
rated, obj.
Positive sequence current I
1
Pickup value 5.0 % to 999.9 % l
2
/l
ref
Increments of 0.1
Time Delay 0.00 s to 60.00 s Increments of 0.01 s
Release current
(minimum current
release)
1 A @ 50 and 100 Irated 0.030 A to 10.000 A Increments of 0.001 A
5 A @ 50 and 100 Irated 0.15 A to 50.00 A Increments of 0.01 A
Maximum phase
current (maximum
current limiting)
1 A @ 50 and 100 Irated 0.030 A to 35.000 A Increments of 0.001 A
5 A @ 50 and 100 Irated 0.15 A to 175.00 A Increments of 0.01 A
Times
Pickup times Approx. 35 ms + OOT
Dropout times Approx. 35 ms + OOT
Dropout Ratio
Pickup value
Approx. 0.95 for I
2
/I
ref
≥ 0.3
Operating Ranges
Current range
0.05 x I
rated, obj
≤ all phase currents ≤ setting value I
ph, max
Frequency range 10 Hz to 80 Hz
Tolerances
Pickup value
I
2
/I
rated, obj
Approx. 2 % of the setting value or 0.8 % absolute value (transformer
mismatching < 4)
I
2
/I
1
Approx. 2 % of the setting value or 4 % absolute value (I
1
> 50 mA (1 A)
or 250 mA (5 A))
Time delays 1 % of the setting value or 10 ms
11.29
Technical Data
11.29 Negative-Sequence Protection with Definite-Time Characteristic Curve
SIPROTEC 5, High-Voltage Bay Controller, Manual 1187
C53000-G5040-C015-A, Edition 05.2018

Siemens SIPROTEC 5 Specifications

General

Series	SIPROTEC 5
Communication Protocols	IEC 61850, DNP3, Modbus
Cybersecurity	Role-based access control, secure communication
Modular Design	Yes
Hardware Redundancy	Optional
Operating Temperature	-25°C to +70°C
Digital Inputs	Configurable, number depends on I/O modules
Digital Outputs	Configurable, number depends on I/O modules
Analog Inputs	Configurable, number depends on I/O modules
Current Transformer Inputs	Configurable, number depends on I/O modules
Voltage Transformer Inputs	Configurable, number depends on I/O modules
Time Synchronization	IRIG-B, SNTP, PTP
Protection Functions	Overcurrent, Differential, Distance, Over/Under Voltage, Frequency
Housing	19-inch Rack Mount
Dimensions	Depends on module configuration
Weight	Depends on module configuration
Voltage Input	24V DC, 48V DC, 110V DC, 125V DC, 220V DC, 250V DC