GE VMIVME-017807-414001-350-0001007807-414001-D — High-Integrity VMEbus Power Supply Module for Critical Industrial Control Systems

This isn’t just another VME power supply—it’s GE’s hardened, conduction-cooled VMIVME-017807-414001-350-0001007807-414001-D, built for environments where uptime isn’t optional: nuclear I&C upgrades, turbine control cabinets, and legacy DCS retrofits where a single voltage sag can trigger a plant-wide alarm cascade. From my experience supporting over 40+ VME-based control migrations in the past five years, this model stands out because it doesn’t just meet MIL-STD-704F transient specs—it sustains them across temperature swings without derating.

Key Features

• Triple-redundant +5V, +12V, and –12V outputs — Each rail includes independent overcurrent, overvoltage, and thermal shutdown; one customer in Texas reported zero field failures across 11 units deployed in a high-vibration compressor skid over 27 months.
• Conduction-cooled design (no fans) — Uses aluminum chassis as heatsink; fits tightly into standard 6U VME crates with ≥3 mm clearance on both sides. You might notice that airflow-dependent competitors often get pulled during summer commissioning—this one doesn’t blink.
• VMEbus backplane monitoring & fault signaling — Real-time status via VMEbus interrupt lines (IRQ3–IRQ7) and front-panel LED indicators. In many cases, operators use these signals to auto-log brownout events before SCADA even registers a dip.
• Input surge immunity up to ±4 kV (IEC 61000-4-5) — Especially useful when installed downstream of motor drives or near switchgear rooms. One refinery in Louisiana credited this spec for avoiding three unscheduled shutdowns during lightning season.
• Configurable hold-up time (16–22 ms typical at full load) — Adjustable via DIP switches to match your UPS ride-through window. Not all VME PSUs offer this level of tuning—and it matters when you’re bridging between utility loss and generator sync.

Technical Specifications

Application Fields

You’ll typically find this module inside Class 1 Div 2-rated turbine control cabinets, aging Siemens SPPA-T3000 retrofit projects, and GE Mark VIe hybrid I/O racks where legacy VME cards still handle critical trip logic. It’s also been used—successfully—in offshore platform fire & gas panels where salt-laden air rules out fan-cooled alternatives. One customer in Norway told us they chose it specifically because its aluminum housing passed their 2,000-hour salt-spray validation without coating degradation.

Advantages & Value

• No obsolescence surprises — GE continues to manufacture and support this variant under its long-term product continuity program (LTCP), unlike some third-party “compatible” modules that vanish after 18 months.
• Drop-in replacement for older VMIVME-1780/1781 series — Same footprint, same pinout, same cooling interface. Saves engineering hours and avoids re-qualification paperwork.
• Lower TCO over 5+ years — While list price is higher than generic VME PSUs, field data shows ~40% fewer service calls and zero warranty returns related to thermal drift or output instability.
• Direct technical alignment with GE’s Mark VI/VIe ecosystem — Firmware and diagnostics are pre-integrated; no need for custom driver development or middleware layers.

Installation & Maintenance

Mount only in grounded, aluminum-framed 6U VME crates compliant with IEEE 1101.10 (VITA 47). Ensure ≥3 mm side clearance and direct metal-to-metal contact between module baseplate and chassis—thermal paste is not recommended, as GE specifies bare aluminum mating surfaces. Avoid installing near high-current AC feeders unless shielded conduit is used. For maintenance: inspect mounting screws annually (torque to 0.5 N·m), verify LED behavior during cold start, and perform output voltage verification every 18 months using a calibrated multimeter (±0.25% accuracy). Firmware updates aren’t applicable—this is an analog-regulated module with no microcontroller.

Quality & Certifications

Certified to UL 61010-1 (2nd Ed.), CE (EMC Directive 2014/30/EU, LVD 2014/35/EU), RoHS 2011/65/EU, and conforms to IEC 61000-6-2 (immunity) and -6-4 (emissions). It carries GE’s standard 365-day warranty—fully transferable, with no registration required. If you’re replacing a failed unit mid-project, we can ship same-week from stock (typically within 5 business days). For urgent deployments, express options like DHL Express Worldwide or FedEx Priority Overnight are available—just confirm your PO and shipping address early.

Note: This module does not support hot-swap. Power down the entire VME crate before insertion or removal. Also, avoid mixing with non-conduction-cooled PSUs in the same crate—thermal gradients can cause premature aging of adjacent boards.