YXU149 YT296000-RX
YXU149 YT296000-RX
YXU149 YT296000-RX
YXU149 YT296000-RX
YXU149 YT296000-RX
YXU149 YT296000-RX
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  • Lifecycle status

    Discontinued / Obsolete by OEM
    Apter Power delivers factory-inspected control components to eradicate firing-pulse deformation, permanently securing the galvanic gate-triggering pathways of high-capacity industrial excitation drives.
     

YXU149 YT296000-RX

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The ABB YXU149 YT296000-RX is a industrial pulse transformer and trigger control board, embedding the genuine ABB SHPC 30 isolation module to deliver precise thyristor gate firing in demanding drive systems.
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Technical specifications for YXU149 YT296000-RX

  • Manufacturer:
    ABB
  • Part Number:
    YXU149 YT296000-RX
  • Product Family:
    ABB Drives
  • Product Type:
    Pulse Transformer Trigger Board
  • Stock:
    1
  • Main Control Interface:
    X32 - 20-Pin Polarized Male Header Connector (Blue)
  • Functional Category:
    Thyristor Firing / Pulse Transformer Unit
  • Isolation Voltage Rating:
    Up to 4.0 kV RMS
  • Quality Compliance:
    Factory FUNCTION TEST Approved
  • Operating Temperature:
    Industrial Grade, -20°C to +70°C
  • Storage Temperature:
    -40°C to +85°C
  • Relative Humidity:
    5% to 95% non-condensing
  • Weight:
    0.1 kg
  • Estimated shipping dimensions:
    7.6x2.5x17.8cm
  • Tariff Code:
    8537101190
  • Country of origin:
    Sweden
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Applications Monitoring & Control Performance & Efficiency

Features:

  • Integrated SHPC 30 Isolation for Ultra-Safe Firing
  • High-Reliability X32 20-Pin Control Interface
  • Rigorous Factory Function-Tested Endurance
The ABB YXU149 YT296000-RX integrates the legendary SHPC 30 pulse transformer module, guaranteeing steep pulse-edge transfer while providing industrial-grade protection against multi-kilovolt voltage feedback.

Equipped with a robust X32 parallel connector matrix, the ABB YXU149 YT296000-RX ensures secure, vibration-proof signal routing from the central processor, minimizing contact resistance and communication faults.

Every ABB YXU149 YT296000-RX assembly carries the original physical validation stamps, proving it has passed exhaustive dynamic simulation tests for continuous gate duty cycles under extreme thermal loads.

The YXU149 YT296000-RX ABB Pulse Transformer Trigger Board may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
ABB YXU149 YT296000-RX Pulse Transformer Trigger Board Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
ABB YXU149 YT296000-RX Pulse Transformer Trigger Board

General

  • Manufacturer ABB
  • Model YXU149 YT296000-RX
  • Condition New Original ready stock
  • Product Family YXU149B YT296000-MZ,YXO124 4890024-LF,YXO126 4890024-UN
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • High-Power Industrial AC/DC Drives: The ABB YXU149 YT296000-RX is deployed widely in large-scale variable frequency drives (VFDs) running high-inertia motors in steel rolling mills, mine hoists, and cement kilns.
  • Generator Excitation Systems: In hydro and thermal power plants, the ABB YXU149 YT296000-RX plays a decisive role in controlling the rotor field current via static excitation rectifiers.
  • Large-Scale Rectifier Substations: Used in chemical electrolysis plants and aluminum smelters where steady, massive DC power depends on the flawless firing control provided by this unit.
  • Marine Propulsion & Thruster Drives: Found within the onboard power networks of large vessels and drilling rigs where heavy load fluctuations demand instantaneous and rugged drive responses.
  • Dual-Row Parallel Signal Synchronization: Through the onboard X32 interface, the board processes synchronized firing vectors across multiple thyristor arms simultaneously, keeping harmonic distortions to an absolute minimum.
  • Magnetic Flux Saturation Protection: The inner architecture of the ABB SHPC 30 transformer on the ABB YXU149 YT296000-RX is optimized to prevent core saturation during prolonged or continuous "long pulse" trigger demands.
  • Low-Loss Onboard Pulse Shaping: Integrated passive networks reshape incoming raw square waves into sharp-edged trigger spikes, optimizing the exact moment of SCR conduction.
  • Physical Diagnostic Trace Availability: Features accessible test nodes on the PCB layout adjacent to the SHPC 30 block, allowing field technicians to hook up oscilloscopes easily to monitor gate waveforms.
  • Instantaneous Gate Switching Response: By utilizing the fast-response properties of the ABB YXU149 YT296000-RX, the power electronics stage achieves near-instantaneous transition states, lowering overall switching power losses.
  • Prolonged Thyristor Asset Lifespan: The perfectly shaped firing curves output by this assembly reduce internal localized stress in expensive SCR blocks, saving thousands of dollars in overall asset wear.
  • Near-Zero Standby Power Dissipation: When channels are idle, the quiescent current drawn by the board is kept exceptionally low through intelligent hardware biasing networks.
  • Uncompromising Longevity in Continuous Operation: Built using components with high Mean Time Between Failures (MTBF), delivering consistent operational parameters across decades of 24/7 industrial stress.
Description
The ABB YXU149 YT296000-RX serves as a core communication and execution board within ABB’s high-power drive and excitation frameworks. It translates complex control-level logical commands into highly synchronized, heavy-current pulses required to precisely trigger heavy-duty semiconductor thyristor (SCR) arrays without timing jitters.

Featuring the premium embedded ABB SHPC 30 (4783335-BL) component, the ABB YXU149 YT296000-RX provides exceptional galvanic isolation performance. This specialized pulse transformer block safeguards the low-voltage microprocessor electronics from massive back-EMF and high-voltage switching spikes common in megawatt power stages.

Utilizing the robust onboard X32 20-pin blue ribbon connector, the ABB YXU149 YT296000-RX ensures tight, noise-immune coupling with the main controller backplane. Its multi-layer circuit layout and heavy-duty current-limiting resistors suppress electromagnetic interference (EMI) even when situated next to fast-switching inverters.

As a vital component for legacy system maintenance, this genuine ABB YXU149 YT296000-RX module allows global plant operators in metal processing, marine propulsion, and power generation to extend the operational lifecycle of their capital assets without undergoing costly complete system overhauls.
Alternative Names
YXU149 YT296000-RX YXUI49 YT296000-RX YXU149 YT296OOO-RX YXUI49 YT296OOO-RX YXU149B YT296000-MZ YXO124 4890024-LF YXO126 4890024-UN
Technical notes
The ABB YXU149 YT296000-RX requires strict ESD-safe handling, and engineers must verify the health of the onboard ABB SHPC 30 transformer and the continuity of the X32 connection pin matrix before installation. To ensure successful hot-swapping or system restoration, always verify that the gate pulse width configurations from the upstream controller match the precise magnetic flux tolerance of the ABB YXU149 YT296000-RX board assembly.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the specific function of the ABB SHPC 30 module on the ABB YXU149 YT296000-RX board?
The ABB SHPC 30 (part number 4783335-BL) is the core pulse transformer component of the ABB YXU149 YT296000-RX. Its primary role is to convert low-voltage electrical logic pulses from the controller into heavy gate currents while utilizing its magnetic core to establish a highly secure 4kV galvanic isolation barrier between the control and power networks.
How do we wire or interface the central controller to the ABB YXU149 YT296000-RX during a retrofit?
All primary control lines and timing signals are fed into the ABB YXU149 YT296000-RX via the blue X32 20-pin male connector block. This polarized connector interfaces with standard ABB multi-conductor ribbon cables or system backplanes, ensuring error-free pin alignment and rapid cabinet integration.
Can the ABB YXU149 YT296000-RX be used as a direct replacement if my old board is labeled just "YXU 149 1"?
Yes, the PCB substrate for the ABB YXU149 YT296000-RX assembly is silkscreened as YXU 149 1. As long as the overall system drawing matches the YT296000-RX configuration and uses the same SHPC 30 pulse transformers, it is a 100% direct drop-in replacement.
What should be tested on the ABB YXU149 YT296000-RX if the drive system indicates an "Asynchronous Trigger" or "Gate Open" fault?
You should check the continuity of the X32 ribbon cable connector first. If the interface is solid, measure the winding resistance of the ABB SHPC 30 pulse transformer and inspect the large onboard balancing resistors for any thermal stress or open circuits that might interrupt pulse delivery to the SCRs.
What precautions should be taken regarding cabinet environments when installing the ABB YXU149 YT296000-RX?
Since the ABB YXU149 YT296000-RX governs high-power components via its SHPC 30 block, the installation cabinet must be kept dry and clean. Conductive carbon dust or moisture can bridge the isolation gaps on the PCB, which may bypass the galvanic barrier and cause system damage.

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