IS200VPWRH1AGD 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)

• Conformal Coating: Standard—acrylic or urethane-based (Type AR per MIL-I-46058C), applied to all PCB surfaces excluding connectors and battery contacts, providing protection against humidity, salt spray, and chemical vapors

• Manufacturing Enhancements: Enhanced solder joint integrity (X-ray/AOI inspection) , stricter component derating (operating below 80% of maximum ratings), and extended burn-in testing (72 hours vs. 24 hours)

• 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) — coating extends humidity tolerance to 5–95% non-condensing

• 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

Advantages & Distinctive Features

• Conformal Coating Standard: The GE IS200VPWRH1AGD includes conformal coating as a standard feature—protecting against humidity, salt spray, and chemical vapors. This makes it suitable for coastal installations, pulp/paper mills, and offshore platforms where uncoated power supplies would fail prematurely.

• Global Compliance Ready: Formal CE, UL, and CSA certifications—eliminating separate agency testing for projects in North America, Europe, and other regulated markets.

• Enhanced Manufacturing Quality: Extended burn-in (72 hours) and stricter component derating ensure maximum field reliability—critical for mission-critical turbine control applications.

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

• 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, IS200TBCIH) 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 “GD” unit in diode-OR configuration for high-availability systems.

Application Fields

• Offshore Oil & Gas: Platform-based turbine control where salt spray and humidity are constant threats—the conformal coating is essential.

• Coastal Power Plants: Facilities within 5 km of oceanfront, where salt-laden air would degrade uncoated power supplies.

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

• Pulp & Paper Mills: Recovery boiler and turbine control with sulfur dioxide and chlorine gas concentrations—coating protects against chemical attack.

• Turbine Control Near VFDs: Plants with variable-frequency drives in the same control room—prevents noise corruption.

• Outdoor/Remote Cabinets: Installations with long DC feeder cables (up to 100 m) prone to induced surges.

• Export Projects: Turbine packages shipped globally—simplifies certification logistics.

• High-Vibration Environments: Marine engine rooms and compressor stations.

• Critical Infrastructure: Data centers, hospitals, grid stability assets requiring maximum reliability.

Comparison with Competing Products

The GE IS200VPWRH1AGD offers the broadest regulatory compliance, superior surge protection, lower ripple, standard conformal coating, and longest burn-in—making it the definitive choice for global turbine projects in harsh environments requiring maximum reliability.

Selection Guidelines

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

  • The turbine package must comply with CE, UL, and CSA standards simultaneously.

  • Maximum field reliability is required—enhanced manufacturing reduces early-life failures.

  • The environment includes humidity >80%, salt spray, or chemical vapors (coating is essential).

  • 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 clean, low-humidity environments with single-region compliance needs, the base GE IS200VPWRH1A or “FB”/”GB” variants may be more cost-effective.

• Compatibility: Fits all Mark VIe VME64x racks. Power budget: 150 W max. Redundancy pairing should use two “GD” units—do not mix with base/FB/GB/GC variants due to ripple, transient response, and coating 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. For coating verification, inspect under UV light (365 nm)—should show uniform blue-green fluorescence across coated surfaces.

Operational Precautions

1. Agency Compliance Maintenance: Any modification to the GE IS200VPWRH1AGD voids certifications—return to GE for factory service only.

2. Input Voltage Quality: Avoid sustained operation below 20 VDC—module derates output capacity. Maintain 24 VDC ±10%.

3. Grounding: Essential for EMI filter effectiveness and certification—connect ground terminal to cabinet earth bus with <1 Ω impedance.

4. Fault History Interpretation: Amber/red blink codes—refer to GEH-6800. Codes: 2 blinks = overcurrent, 3 blinks = overtemp, 4 blinks = undervoltage.

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

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

7. Capacitor Aging: Electrolytic capacitors degrade over time (7–10 years). Proactively replace after 8 years of continuous operation.

8. Spare Stock: Maintain one spare “GD” unit per 3–4 racks. The “GD” is a direct upgrade for any VPWRH1A socket—maintains certification compliance during swap.

9. Coating Handling: Standard ESD precautions apply. Avoid solvent-based cleaners (acetone, MEK) that can dissolve the coating—use dry compressed air (≤30 psi) or GE-approved cleaner (IS200CLN2). Inspect coating annually for scratches or delamination—rework with approved acrylic coating per FSB-MKVIe-089 if needed.

10. Storage: Store spares in anti-static bags with desiccant at –40 to +85 °C. Rotate every 3 years for battery and coating inspection.