Section 4
1MAC050144-MB C
Protection functions
236
615 series ANSI
Technical Manual
Table 234: 27-1/2 Non group settings
4.2.2.9
Monitored data
Table 235: 27-1/2 Monitored data
Parameter
Values (Range)
Unit
Step
Default
Description
Operation
1=Enable
5=Disable
5=Disable
Operation Disable / Enable
Num of pickup phases
1=1 out of 3
2=2 out of 3
3=3 out of 3
1=1 out of 3
Number of phases required for trip activation
Minimum trip time
60...60000
ms
1
60
Minimum trip time for IDMT curves
Reset delay time
0...60000
ms
1
20
Reset delay time
Curve parameter A
0.005...200.000
1.000
Parameter A for customer programmable curve
Curve parameter B
0.50...100.00
1.00
Parameter B for customer programmable curve
Curve parameter C
0.0...1.0
0.0
Parameter C for customer programmable curve
Curve parameter D
0.000...60.000
0.000
Parameter D for customer programmable curve
Curve parameter E
0.000...3.000
1.000
Parameter E for customer programmable curve
Curve Sat Relative
0.0...3.0
0.1
2.0
Tuning parameter to avoid curve discontinuities
Voltage block value
0.05...1.00
xVn
0.01
0.20
Low level blocking for undervoltage mode
Enable block value
0=False
1=True
1=True
Enable internal blocking
Voltage selection
1=phase-to-groun
d
2=phase-to-phase
2=phase-to-phase
Parameter to select phase or phase-to-phase voltages
Relative hysteresis
1.0...5.0
%
0.1
4.0
Relative hysteresis for operation
Name
Type
Values (Range)
Unit
Description
PICKUP_DUR
FLOAT32
0.00...100.00
%
Ratio of pickup time / trip time
27-1/2
Enum
1=enabled
2=blocked
3=test
4=test/blocked
5=disabled
Status
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Страница 389: ...Section 4 1MAC050144 MB C Protection functions 382 615 series ANSI Technical Manual ...
Страница 485: ...Section 6 1MAC050144 MB C Supervision functions 478 615 series ANSI Technical Manual ...
Страница 635: ...Section 10 1MAC050144 MB C Other functions 628 615 series ANSI Technical Manual ...
Страница 707: ...Section 15 1MAC050144 MB C Applicable standards and regulations 700 615 series ANSI Technical Manual ...
Страница 711: ...Section 16 1MAC050144 MB C Glossary 704 615 series ANSI Technical Manual ...
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