GE B30 Instruction Manual page 541
Bus differential system
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Also See for B30:
- Instruction manual (626 pages) ,
- Communications manual (532 pages) ,
- Technical reference manual (252 pages)
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B30 Bus Differential System
Chapter 9: Theory of operation
Theory of operation
This chapter outlines advanced information on operation.
9.1 Introduction
9.1.1 Bus differential protection
The figure shows that input currents defining (through the dynamic bus replica) the bus differential zone are received by
the B30 from current transformers (CTs) associated with the power system.
B30 BUS DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
9-1
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