
CHAPTER 5: SETTINGS
INPUTS/OUTPUTS
C30 CONTROLLER SYSTEM – INSTRUCTION MANUAL
5-173
5
Example 3: Pilot-aided schemes
Consider a three-terminal line protection application shown in the following figure.
Figure 5-87: Three-terminal line application
Assume the Hybrid Permissive Overreaching Transfer Trip (Hybrid POTT) scheme is applied using the architecture shown as
follows. The scheme output operand
HYB POTT TX1
is used to key the permission.
Figure 5-88: Single-channel open-loop configuration
In this architecture, Devices 1 and 3 do not communicate directly. Therefore, Device 2 must act as a ‘bridge’. The following
settings are applied:
UR IEC 1:
DIRECT OUT 2 OPERAND
: "
HYB POTT TX1
"
DIRECT INPUT 5 DEVICE ID
: "2"
DIRECT INPUT 5 BIT NUMBER
: "2" (this is a message from IED 2)
DIRECT INPUT 6 DEVICE ID
: "2"
DIRECT INPUT 6 BIT NUMBER
: "4" (effectively, this is a message from IED 3)
UR IED 3:
DIRECT OUT 2 OPERAND
: "
HYB POTT TX1
"
DIRECT INPUT 5 DEVICE ID
: "2"
DIRECT INPUT 5 BIT NUMBER
: "2" (this is a message from IED 2)
DIRECT INPUT 6 DEVICE ID
: "2"
DIRECT INPUT 6 BIT NUMBER
: "3" (effectively, this is a message from IED 1)
UR IED 2:
DIRECT INPUT 5 DEVICE ID
: "1"
DIRECT INPUT 5 BIT NUMBER
: "2"
DIRECT INPUT 6 DEVICE ID
: "3"
DIRECT INPUT 6 BIT NUMBER
: "2"
DIRECT OUT 2 OPERAND
: "
HYB POTT TX1
"
DIRECT OUT 3 OPERAND
: "
DIRECT INPUT 5
" (forward a message from 1 to 3)
DIRECT OUT 4 OPERAND
: "
DIRECT INPUT 6
" (forward a message from 3 to 1)
Содержание C30
Страница 12: ...1 4 C30 CONTROLLER SYSTEM INSTRUCTION MANUAL FOR FURTHER ASSISTANCE CHAPTER 1 INTRODUCTION 1...
Страница 282: ...5 126 C30 CONTROLLER SYSTEM INSTRUCTION MANUAL SYSTEM SETUP CHAPTER 5 SETTINGS 5 Figure 5 56 Disconnect switch logic...
Страница 354: ...6 16 C30 CONTROLLER SYSTEM INSTRUCTION MANUAL PRODUCT INFORMATION CHAPTER 6 ACTUAL VALUES 6...
Страница 398: ...C 6 C30 CONTROLLER SYSTEM INSTRUCTION MANUAL COMMAND LINE INTERFACE APPENDIX C COMMAND LINE INTERFACE C...
Страница 406: ...iv C30 CONTROLLER SYSTEM INSTRUCTION MANUAL ABBREVIATIONS...