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- DS200FGPAG1AGD
- Gate Pulse Amplifier Board
- USA
- 250 mm × 175 mm × 35 mm
- 0.7kg
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Product Specification: DS200FGPAG1AGD
| Parameter | Description |
|---|---|
| Model Number | DS200FGPAG1AGD |
| Brand | General Electric (GE Fanuc) |
| Series / Family | Mark V / LS2100 gate pulse amplifier family |
| Module Type / Role | Gate Pulse Amplifier (Gate‑driver + SCR status monitoring + AC‑to‑DC switching power support) |
| Power Supply Input | 2080 VAC or 3300 VAC |
| Gate Driver Circuits | Two independent gate driver circuits |
| Fiber‑Optic Connectors | 15 total: 1 transmitter, 14 receivers |
| SCR Status Monitoring | Yes, monitors cell status via fiber links / optical receivers |
| Operating Temperature | −20 °C to +70 °C |
| Storage Temperature | −40 °C to +85 °C |
| Humidity | Relative humidity 5% to 95%, non‑condensing |
| Ingress / Protection | IP50 (dust & moisture resistant, non‑sealed against full wash‑down) |
| Dimensions | ~ 250 mm × 175 mm × 35 mm |
| Weight | ~ 0.7 kg |
| Compatibility | Not backwards compatible with older modules; must be used in suitably configured Mark V / LS2100 racks |
Product Description
The DS200FGPAG1AGD is a specialized gate pulse amplifier module designed for turbine control / power conversion systems under the Mark V / LS2100 architecture. Its primary job is to accept weak control logic signals (often from a controller), amplify them into robust gate pulses for SCRs (Silicon Controlled Rectifiers), and monitor SCR cell status. It includes fiber‑optic connectors for status feedback, which helps in noisy/high EMI environments. The module also contains switching power supply sections to convert the incoming AC (high voltage) into the DC levels needed for gate drivers and status circuits.
This version “AGD” is one revision of the DS200FGPAG1A family, which may include specific firmware or modifications (timing, connectors, tolerances) distinguishing it from other sub‑revisions.
Applications
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Gate drive control in turbine SCR bridges (power plant gas/steam turbines)
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High‑voltage converter / rectifier stations using SCRs
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Load Commutated Inverter (LCI) systems where SCR bridging is required
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Industrial power systems needing SCR status feedback (monitoring of cell voltages)
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Systems where robust optical communication is needed to avoid interference effects
Advantages
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High Voltage Gate Driving — Supports 2080 or 3300 VAC input to work with large SCR bridges.
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Status Monitoring — Keeps close track of each cell in the SCR bridge via many optical receivers.
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Fiber‑Optic Communication — Provides immunity to electromagnetic interference, improving reliability in noisy environments.
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Diagnostic Access — With many test points (for Gate A, Gate B, and SCR cell status), technicians can probe and verify behavior without disassembly.
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Compact and Moderate Weight — 0.7 kg with modest dimensions (250 × 175 × 35 mm), easier to handle and replace.
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Sturdy Operating Range — Works from −20 to +70 °C, storage to −40 to +85 °C; humid but non‑condensing environments tolerated.
Brand & Series
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Brand: GE Fanuc
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Series / Product Line: Mark V / LS2100 gate pulse amplifier modules
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Module Type: Gate Pulse Amplifier (“FGPA” module in GE parlance)
Related / Similar Models (Same Series or Close)
Here are five related or similar models in the same family or closely associated. Key parameters are included.
| Model | Series / Function | Role / Key Function | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| DS200FGPAG1AGD | Mark V / LS2100 FGPA amplifier | Gate driver + SCR status + AC‑to‑DC switching | ~ 250 × 175 × 35 mm | ~ 0.7 kg |
| DS200FGPAG1A | Same family (FGPA version) | Similar gate drive & SCR monitoring functions | similar size (≈ 250 ×175 ×35 mm) | ~ 0.7 kg |
| DS200FGPAG1AMD | Revision of FGPA | Possibly timing or component layout variant | approx same | approx same |
| DS200FHVAG1A | SCR gate / high voltage interface | High voltage interface for SCR gate drives, optical feedback etc. | maybe larger size | ~ 1.0‑1.2 kg |
| DS200SLCCG1AHH | Communication module in Mark V / DS200 families | LAN / optical communication for status / monitoring | board module size | ~ 0.5 kg |
Other Popular GE Models (Same Brand)
Here are five other hot / widely used GE modules in similar control / excitation / conversion / monitoring systems, with key specs.
| Model | Series / Application | Function / Use Case | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| DS200SLCCG1AHH | Communication module in DS200 / Mark V | Network / optical comms for status / monitoring | typical board module size | ~ 0.5 kg |
| DS200DCFBG1BNC | Power supply module in DS200 series | Supplies power to downstream logic / gate modules | larger board form | ~ 1.0‑1.5 kg |
| DS200DMCBG1AED | Control / Monitoring CPU / Logic board | Monitoring, logic execution in the turbine or generator control chain | moderate size | ~ 0.8‑1.2 kg |
| DS200TCQAG1BFD | Trigger / Gate‑related interface module | Drives or triggers specific phases or segments of SCR or thyristor bridges | module board size | ~ 0.6 kg |
| DS200FHVAG1A | High‑Voltage Gate Interface / Gate Drive | Handles higher voltage SCR gating, or interface with high voltage parts | somewhat larger than typical FGPA | ~ 1.0‑1.2 kg |
FAQs (10 Questions & Answers)
Here are 10 realistic Q&A about DS200FGPAG1AGD. Formatting is clean; each ends with a blank line.
Q1: What is the difference between DS200FGPAG1AGD and DS200FGPAG1A?
A1: AGD is a revision of the base model. Differences may include updated internal components, tolerances, connector layout, firmware‑timing, or improved reliability. Functionally similar (gate drive, status monitoring, AC‑to‑DC switching), but to ensure compatibility one must check the specific rack and controller firmware expectations.
Q2: What input voltage does this module expect for its main power input?
A2: It accepts high AC voltages — specifically 2080 VAC or 3300 VAC — for the converter supply. Those are the main supply voltages that power its gate drive and status circuits.
Q3: How many gate driver circuits are in DS200FGPAG1AGD?
A3: There are two independent gate driver circuits. These circuits are used to generate the gate pulses for SCR gates.
Q4: What is the purpose of fiber‑optic connectors on this board?
A4: The module has one transmitter and fourteen receivers via fiber‑optic connectors. These are used for SCR cell status feedback. Using optical communication helps avoid electrical noise / interference in harsh environments.
Q5: What are the environmental operating limits (temperature, humidity)?
A5: Operating temperature is −20°C to +70°C. Storage temperature is from −40°C up to +85°C. Relative humidity tolerated is from 5% to 95% non‑condensing.
Q6: What protection / ingress rating does it have?
A6: It is rated IP50 — meaning it is resistant to dust ingress, but not sealed against water jets or immersion. It has some moisture protection in enclosed cabinets.
Q7: What are its physical dimensions and weight?
A7: Dimensions are approximately 250 mm × 175 mm × 35 mm. The weight is ~ 0.7 kg.
Q8: Can this module be used in older Mark IV or predecessor control racks?
A8: No. It is not backwards compatible with older modules. Pin‑outs, firmware, mechanical mounting and electrical expectations differ. Using it in older racks without verification can lead to mis‑operation or inability to mount or connect properly.
Q9: What kind of diagnostics / test points are present?
A9: It has multiple test points (Gate A, Gate B, SCR cell status monitors), fiber‑optic feedback, and internal circuits for monitoring gate pulses and cell voltages, allowing service engineers to probe performance without full disassembly.
Q10: What are typical failure modes or maintenance concerns for this module?
A10: Thermal stress (overheating), dust or moisture ingress, degradation of optical receivers or transmitter, component aging (especially capacitors in the switching power supply), gate driver transistor failure, loose connectors. Good maintenance includes ensuring cooling, clean environment, verifying test point signals, replacing worn modules proactively, having spares.
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