System Overview - GE D20 Technical Overview

D20/D200 Technical Overview
GE Grid Solutions

1. System Overview

This section provides an overview of the D20/D200 system hardware and software. More
detailed technical information can be found in 2. Detailed Technical Description.
The D20/D200 is the heart of GE Grid Solutions's iSCS (Integrated Substation Control System),
as illustrated in Figure 3.
Figure 3 GE Integrated Substation Control System
The D20/D200 provides substation server functionality in a mission-critical, substation-hardened
package. The D20/D200 has a distributed architecture for gathering data from, and controlling,
substation equipment.
The D20/D200 is available with a broad range of:
• SCADA host protocols (see C. Supported Host Protocols)
• IED protocols (see D. Supported IED Protocols)
• Communication options (see section 2.7, Communications)
• Input/output (I/O) peripheral modules (see section 2.4, I/O Peripheral)
• Operation and maintenance utilities (see 3. Configuration and Maintenance Software)
• Substation automation applications (see 4. Application Software)
PRPI-019-3.00-10 GE Information
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