IS200VPWRH1AGB GE

Detailed Technical Specifications

• Input Voltage: 24 VDC nominal (18–32 VDC range), with enhanced transient suppression (surge withstand per IEC 61000-4-5 Level 4: ±4 kV line-to-earth, ±2 kV line-to-line)

• Output Voltages:

  • +5 VDC @ 20 A (main logic supply, ripple <30 mV p-p)

  • +3.3 VDC @ 15 A (VME I/O and processor core supply, load regulation ±1%)

  • ±12 VDC @ 2 A each (analog and communication interfaces)

  • Standby +5 VDC @ 1 A (for battery charging and RTC retention)

• Total Output Power: 150 W typical, 180 W peak

• Efficiency: >85% at full load

• Form Factor: 6U VME64x (160 × 233 mm), single-slot width

• Input Protection: Reverse polarity, overvoltage (crowbar response <5 µs), overcurrent, and enhanced transient suppression (MOV + TVS + filter network)

• Output Protection: Individual channel overcurrent limiting, short-circuit protection, thermal shutdown, and overvoltage clamping

• Certifications: CE (EU), UL 508 (US/Canada), CSA C22.2 (Canada), IEC 61000-6-2/4 (EMC)

• Status Indicators: Expanded LED array including input quality, individual rail OK, and fault history (blink codes)

• Monitoring: On-board voltage/current telemetry via I/O Net (standard)

• Operating Temp: 0 °C to +60 °C (derated above 50 °C)

• Cooling: Convection with forced-air assist (minimum 150 LFM)

• Connectors: VME64x P1/P2 backplane + front-panel DC input terminal block (heavy-duty screw-type with captive washers)

• Additional Filtering: DC input EMI filter (common + differential mode) plus ferrite beads on all output rails

• Agency Markings: UL/CSA/CE labels on front panel for easy inspection

Advantages & Distinctive Features

• Global Compliance Ready: The GE IS200VPWRH1AGB carries formal CE, UL, and CSA certifications—eliminating the need for separate agency testing when deploying turbines in North America, Europe, or other regulated markets. This reduces project approval time and compliance risk.

• Enhanced Noise Immunity: Superior EMI/RFI filtering makes it ideal for installations near variable-frequency drives (VFDs), high-power inverters, or welding equipment—common in industrial and power generation environments.

• Superior Transient Protection: ±4 kV surge withstand protects the VME backplane from lightning-induced surges and switching transients—critical for outdoor installations with long DC cabling.

• Reduced Output Ripple: <30 mV p-p on +5 V ensures cleaner power for sensitive analog I/O (IS200TRTDH for RTDs, IS200TBCIH for thermocouples) and high-speed processor boards (H2 series).

• Hardened Input Terminals: Heavy-duty screw terminals with captive washers prevent loosening due to vibration—essential for marine and compressor station installations.

• Hot-Swappable: Full hot-swap support with inrush current limiting, allowing replacement without rack power-down.

• Redundancy Ready: Can be paired with a second “GB” unit in diode-OR configuration for high-availability systems.

Application Fields

• Multinational Power Plants: Facilities requiring CE, UL, and CSA compliance for equipment acceptance across different regulatory jurisdictions.

• Turbine Control Near VFDs: Plants where variable-frequency drives for pumps/compressors are in the same control room—prevents VFD-induced noise from corrupting control signals.

• Outdoor/Remote Cabinets: Installations with long DC feeder cables (up to 100 m) prone to induced surges—enhanced suppression ensures reliable operation.

• Export Projects: Turbine packages shipped to multiple regions—the GE IS200VPWRH1AGB simplifies global certification logistics.

• High-Vibration Environments: Marine engine rooms and compressor stations where terminal loosening is a concern—captive washer terminals provide secure connections.

• EMC-Compliance Critical Sites: Facilities subject to strict EMC audits—pre-qualified to higher immunity levels.

Comparison with Competing Products

The GE IS200VPWRH1AGB offers the broadest regulatory compliance combined with superior surge protection and lower ripple—making it the definitive choice for global turbine projects.

Selection Guidelines

• When to choose: Select the “GB” variant when:

  • The turbine package must comply with CE, UL, and CSA standards simultaneously (common for export projects).

  • The rack shares a cabinet with VFDs or other high-noise equipment.

  • DC input cables exceed 30 m in length (increased surge risk).

  • The site has a history of lightning activity or grid instability.

  • Analog I/O accuracy requires clean power (<30 mV ripple).

  • Vibration is present (marine, compressor stations, turbine decks).

• When to avoid: For domestic installations with single-region compliance needs and clean power environments, the base GE IS200VPWRH1A or “FB” variant may be more cost-effective.

• Compatibility: Fits all Mark VIe VME64x racks. Power budget: 150 W max. Redundancy pairing should use two “GB” units—do not mix with base/FB variants due to ripple and transient response differences.

• Cooling: ≥150 LFM airflow; derate above 50 °C.

• Input Wiring: Use shielded DC cables—ground the shield at the power supply end per GE guidelines for optimal EMI performance and certification validity.

• Inspection: Verify agency labels on the front panel are present and legible—this is required for regulatory audits.

Operational Precautions

1. Agency Compliance Maintenance: Any modification to the GE IS200VPWRH1AGB (e.g., replacing internal components) voids certifications—return to GE for factory service only.

2. Input Voltage Quality: Avoid sustained operation below 20 VDC—the module derates output capacity. Ensure upstream DC source maintains 24 VDC ±10% for certified operation.

3. Grounding: Proper grounding is essential for both EMI filter effectiveness and certification compliance—connect ground terminal to cabinet earth bus with <1 Ω impedance.

4. Fault History Interpretation: Amber/red blink codes—refer to GEH-6800 (Mark VIe Power Supply LED Code Table). Common codes: 2 blinks = overcurrent, 3 blinks = overtemp, 4 blinks = undervoltage.

5. Thermal Derating: At 60 °C ambient, reduce total load to 120 W maximum. Monitor on-board temperature via I/O Net telemetry if available.

6. Redundancy Testing: During failover tests, measure voltage dip (should be <100 mV)—excessive dip indicates aging diode-OR modules or capacitor degradation.

7. Capacitor Aging: Electrolytic capacitors degrade over time (typically 7–10 years). Proactively replace GE IS200VPWRH1AGB units after 8 years of continuous operation to avoid unexpected failures—certification does not exempt aging components.

8. Spare Stock: Maintain one spare “GB” unit per 3–4 racks. For high-availability sites, keep a floating spare—the “GB” variant is a direct upgrade for any VPWRH1A socket, maintaining certification compliance during swap.