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Phone: +86 16626708626Description
Product Model: GE DS200PCCAG8A
Product Brand: General Electric (GE Fanuc)
Product Series: Mark V DS200 Turbine Control Series
Product Features:
- Power Connect Card (PCCA) interface module for Mark V/E turbine control systems
- Manages SCR bridge gate drive and power connection logic
- Includes snubber and conditioning circuitry to reduce electrical noise
- Designed for industrial turbine, gas/steam, and excitation control applications
- DS200PCCAG8A
- DS200PCCAG8A
Technical Specifications
| Specification | Description |
|---|---|
| Manufacturer | General Electric (GE Fanuc) |
| Product Model | GE DS200PCCAG8A |
| Series | Mark V DS200 Turbine Control |
| Module Type | Power Connect Card (PCCA) |
| Functional Role | Interface between control logic and SCR power bridge |
| Snubber Circuits | Integrated to control voltage/current spikes |
| Gate Drives | Pulse transformer-based isolation |
| Backplane Interface | DS200 backplane slot |
| Voltage Ratings | Up to ~600 V AC/DC class environments (system dependent) |
| Opto-Isolation | Yes (for logic-to-power boundaries) |
| Protection | Transient suppression and signal conditioning |
| Typical Use | Turbine drive and excitation control systems |
| Operating Environment | Industrial control racks in power plants and heavy industry |
Technical Features & Benefits
The technical DNA of GE DS200PCCAG8A includes snubber circuits, pulse transformer gate drives, and optically isolated inputs designed to protect sensitive control logic from the harsh electrical environment near SCR bridges and power conversion stages. These boards are engineered to handle voltage levels common in power generation systems, with AC ratings often up to several hundred volts RMS and DC bus handling tailored for turbine excitation and drive control.
One of the notable features of this board is its built-in snubber network. Snubber circuits are crucial for managing ringing and voltage overshoots that occur when SCRs switch rapid current flows. Without adequate snubbing, such spikes could lead to damage or premature wear of power electronics. The inclusion of snubber components on the GE DS200PCCAG8A helps absorb these transients, limiting stress on both the drive and control circuitry.
Another architectural advantage is the use of pulse transformer gate drives. Pulse transformers isolate the low-voltage logic domain from high-voltage SCR gate drivers. This isolation not only protects sensitive components but also improves signal integrity, enabling rapid turn-on and turn-off transitions necessary for precise SCR control.
While many modern turbine controllers adopt digital communication and software-defined drive regulation, legacy systems like Mark V employ hardwired logic and discrete interface boards for deterministic behavior. Engineers often prefer such fixed-logic devices in time-critical paths because they eliminate software overhead and provide predictable responses every cycle—a trait that GE DS200PCCAG8A inherits through its design.
