Description

GE IC698PSD300C | Genuine GE Fanuc RX7i Chassis Power Supply Module

Product Core Brief

Model: IC698PSD300C
Brand: GE Fanuc (Emerson PACSystems)
Series: PACSystems RX7i
Core Function: 300W rack power supply supplying regulated multi-rail DC power to RX7i backplane
Type: Chassis Power Supply Module
Key Specs: 24 VDC input | 300 W rated power | Forced air cooling
Condition Note: Available as new surplus; refurbishment units clearly marked separately

⚠️ This product is legacy stock, original manufacturing has been discontinued, stock quantity limited

Key Technical Specifications

Parameter	Specification
Full Part Number	IC698PSD300C
Nominal Input Voltage	24 VDC (operating range: 18–30 VDC)
Rated Output Power	300 W
Installation Slot	Slot 0 (leftmost slot) of RX7i rack
Cooling Method	Forced air cooling, 70 CFM airflow requirement
Built-in Protection	Overvoltage, overcurrent, overtemperature, airflow loss detection
Status Indication	Front panel LED indicators for power, fault and airflow alarm
Operating Temperature	0 °C ~ +60 °C
Storage Temperature	-40 °C ~ +85 °C
Humidity	5% – 95% RH, non-condensing
Weight	Approx. 2.1 kg
Certifications	UL, CSA, CE

GE IC698PSD300C

Product Introduction

GE IC698PSD300C is a high-capacity rack power supply developed exclusively for PACSystems RX7i automation racks. It converts external 24 VDC input into multiple stabilized DC power rails to feed RX7i CPU, communication boards and all I/O modules via the backplane.

This unit provides orderly power sequencing for backplane loads. The integrated airflow sensor monitors cooling conditions and triggers fault alerts when fan blockage or insufficient ventilation occurs. Comprehensive circuit protection minimizes cascaded hardware damage during electrical faults. It supports redundant power architecture for critical continuous-production sites to lower unplanned outage risks.

Application Scenarios & Pain Points

Unplanned power supply failure is one of the most common root causes of full rack shutdown on RX7i systems. For continuous process industries, sudden power module breakdown will stop the whole production line, and waiting for overseas factory lead times often creates massive economic losses.

Typical application scenarios:

Oil & Gas – Wellhead control and pipeline SCADA systems

RX7i racks deployed at remote compressor stations require stable, robust power hardware to withstand wide voltage fluctuation.
Power Utilities – Auxiliary control of thermal power and hydropower plants

Redundant power configuration is frequently required to guarantee non-interrupted monitoring and interlock logic.
Chemical Processing – Continuous reactor and distillation unit control

Any unexpected PLC shutdown forces manual intervention and risks process safety incidents.
Metallurgy – Rolling mill and furnace automation

Heavy electromagnetic interference demands industrial-grade regulated power rails.
Water Treatment – Large-scale urban sewage and clean water distribution control

Real Site Case

A petrochemical plant in East China faced an IC698PSD300C fault on their RX7i rack last year. The ERR light stayed solid on, and the whole control rack lost power. Official Emerson lead time was quoted at 8 weeks. The production team could not afford an 8-week standby shutdown window. They contacted us for stocked replacement hardware. After full functional testing, the module was shipped within 2 working days. Field engineers completed replacement during routine maintenance shift, avoiding emergency production halt. After this incident, the site purchased two identical power modules as emergency spare inventory.

Compatibility & Replacement Matrix

IC698PSD300C → IC698PSD300 (older hardware revision): Direct replacement. Verify internal component revision; full mechanical and electrical compatibility.

IC698PSD300C → IC698PSA300 (AC input variant): Not interchangeable. Different input circuit, wiring and rack power topology.

IC698PSD300C → RX3i series power supplies (IC695PSA series): Not compatible. Different rack backplane connector and power layout.

Replacement reminder: Confirm rack power budget before swapping. If total rack module power consumption exceeds 240 W, redundant power configuration is recommended.

Quality Control Process

Inbound Inspection

Trace original packing documents and serial numbers. Complete visual inspection to check circuit board corrosion, connector damage, scratch marks or previous repair traces. Cross-check all labels and serial information.
Live Bench Testing

Install module on standard GE RX7i test rack. Execute continuous 24-hour aging test. Monitor output voltage stability under variable load conditions. Verify all LED status indicators and airflow alarm function.
Electrical Characteristic Test

Carry out insulation resistance test and continuity check with Fluke 115 multimeter. Simulate over-current trigger conditions to validate built-in protection circuit.
Hardware Record Keeping

Capture photos of connector status, internal circuit board and label information. Archive all test data and form formal test reports for customers upon request.
Final Packing

Seal module inside anti-static shielding bag, protected with bubble wrap and rigid carton. Attach QC passed label with inspection date.

Field Pitfall Guide

Airflow requirement neglect

This power supply relies on forced rack airflow. Many engineers install new modules without cleaning rack ventilation channels. Dust buildup blocks airflow and triggers over-temperature shutdown within several weeks.

Tip: Clean rack air filters every 3 months in dusty industrial environments.
Input voltage deviation

Nominal input is 24 VDC. Field sites with aged power distribution often have voltage dropping below 18 VDC under heavy load. Low input voltage causes unstable backplane power and random CPU restarts.
Confusing AC & DC power supply variants

IC698PSA300 is AC-input version; IC698PSD300 series accepts 24 VDC. They share similar appearance but cannot be swapped directly. Multiple site incidents happened when maintenance staff ordered the wrong model based only on photos.
Redundancy wiring error

When building dual redundant power supply configuration, incorrect backplane jumper settings can create cross-circuit load conflict, shortening service life of both power units.
ESD damage during replacement

RX7i rack power supply has exposed circuit contacts. Always wear anti-static wrist strap during disassembly and installation. Static discharge can damage internal regulation chips without visible burn marks.