Description
GE IS420UCSBH1A Mark VIe UCSB Universal Controller ModuleSaul Elect…
Technical Specifications
- Product Model: IS420UCSBH1A
- Brand: GE (General Electric) Mark VIe turbine control system
- Warranty: One Year
- Processor: Intel EP80579 600 MHz, real‑time QNX Neutrino OSxrdge.com
- Memory: 256 MB DDR2 ECC SDRAM; 2 GB NAND Flash local storage
- Input Voltage: 18‑30 V DC (nominal 24/28 V DC); max 1.5 A; power consumption 15.6 W rated, peak 26.7 W
- Operating Temperature: ‑40 °C ~ +70 °C; 5‑95 %RH non‑condensing; fan‑less convection cooling, no‑battery design
- Storage Temperature: ‑40 °C ~ +85 °C
- Protection Class: IP20 rack‑mount module; ATEX Zone 2, UL Class I Div 2 hazardous‑area certifiedSaul Elect…
- Communication Interfaces:
- Multiple 10/100 Mbps Ethernet ports (IONet for I/O network)
- RS232, RS485 serial ports
- Status LED indicators for system, link and fault statusxrdge.com
- Supported Protocols: Mark VIe IONet internal bus; Modbus TCP; supports EX2100e / LS2100e excitation control systemSaul Elect…
- Redundancy: Supports simplex, dual‑redundant and TMR triple‑modular‑redundant configurations; hot‑swap capable
- Dimensions: approx. 120 mm × 60 mm × 40 mm; weight approx. 0.60 kg
Product Overview
The IS420UCSBH1A (UCSB) is standalone universal controller for GE Mark VIe turbine & generator control platform. It executes high‑speed real‑time control logic, sequence logic, protection algorithms for gas‑turbine, steam‑turbine and generator‑sets. It does not carry local I/O channels, all field I/O connects via IONet remote I/O network. Fan‑less and battery‑free hardware improves long‑term reliability in power‑plant cabinets. It supports redundant deployment, can serve as main controller for turbine control, EX2100e excitation and LS2100e load‑sharing systems. It addresses typical power‑plant pain‑points: deterministic fast turbine protection logic, high MTBF requirement, hazardous‑area cabinet installation, online module replacement without system shutdown. Power‑generation control engineers, commissioning technicians and plant‑maintenance teams benefit from this unit. Used for new‑build turbine‑control projects and drop‑in spare‑part replacement for existing IS420UCSBH1A installations.
Application Scenarios
- Gas‑turbine / steam‑turbine main control cabinet: Executes turbine speed‑control, load‑control, startup‑sequence and trip‑protection logic for power‑plant turbo‑machinery.
- Generator excitation control (EX2100e): Core controller for generator voltage‑regulation and excitation‑protection loops.
- LS2100e genset load‑sharing systems: Multi‑genset parallel‑operation and load‑distribution control.
- Combined‑cycle power‑plant auxiliary control racks: Redundant safety‑critical control for combined‑cycle units.
- Legacy Mark VIe system retrofit & spare‑part replacement: Direct‑form‑fit spare hardware; IONet communication, mechanical dimension and firmware compatibility minimizes cabinet‑rework and shortens unit downtime during module swap‑out.
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