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Phone: +86 16626708626Description
In mobile equipment like AGVs navigating vast warehouse floors, reliable DC power keeps PLC controls alive through battery dips and regenerative braking spikes. At a distribution center in California, GE IC693PWR322H energizes Series 90-30 racks powering fork sensors and conveyor drives, holding steady when 24VDC buses sag under peak loads. Offshore wind farm nacelles in the North Sea use it to run turbine monitoring amid voltage swings from long cable runs, preventing nuisance trips that halt blade adjustments. Marine vessel engine rooms rely on this supply for throttle logic, shrugging off saltwater spray and 48VDC alternator fluctuations.
Forklift fleets in Midwest logistics or solar tracker arrays in desert fields turn to GE IC693PWR322H where AC mains falter, its wide-range input ensuring I/O modules stay responsive during charge cycles. Battery-powered rail signaling systems embed it for fail-safe interlocks, while electric mining haul trucks leverage its efficiency to stretch runtime. These setups reveal its strength in industrial automation: delivering stable outputs in control systems battered by DC variability, from material handling to renewable energy controls. Field techs count on its fault tolerance to isolate shorts, keeping operations rolling when generators stutter.
Product Role in DC Systems
The GE IC693PWR322H serves as a standard 24/48VDC power supply for GE Fanuc Series 90-30 PLC baseplates, occupying the leftmost slot to feed CPUs, I/O, and specials without batteries. It converts wide DC input to three isolated rails—+5VDC for logic, +24VDC relay for outputs, +24VDC isolated for inputs—supporting up to 30W total load in expansion or remote racks. Auto-ranging eliminates jumpers, simplifying installs versus fixed-voltage rivals.
Designers slot the GE IC693PWR322H into DC-native environments, pairing with IC693CPU364 for mobile or backup-powered PLCs where AC units overload inverters. Its RS-485 port enables serial programmer access in CPU racks, while hold-up time bridges brief outages. Integrators favor it for retrofits, matching legacy footprints while boosting inrush handling for dense I/O configs. In DC control architectures, the GE IC693PWR322H anchors reliability, scaling from single-rack skid steers to multi-drop conveyor networks.
Core Strengths and Performance
Panels humming with DC loads praise the GE IC693PWR322H for rock-steady regulation across 21-56VDC input—outputs hold ±5% even at 18VDC run levels, outpacing switchers that dropout mid-scan. Inrush caps at 4A peak for 100ms, easing charger strain, while 14ms hold-up survives contactor bounce. Efficiency peaks at 85% under 50W draw, running cool in sealed enclosures without fans.
Rugged terminals accept #12 AWG wire direct, with overvoltage clamps (6.4-7V on 5V rail) and current limits auto-shutdown on faults, self-recovering post-clear. The GE IC693PWR322H flaunts four LEDs—OK, RUN, Power, BATT—for instant glances, plus diagnostic tables via PLC references. No battery means zero leak risks in mobile apps, with MTBF over 200k hours per field logs.
Longevity comes from conformal-coated boards defying humidity and vibration, ideal for vehicle mounts. Load calcs factor 1.5x margin via manual formulas, preventing overloads in analog-heavy racks. The GE IC693PWR322H turns fickle DC sources into PLC lifelines, proven in decades of forklift and crane duty.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | GE IC693PWR322H |
| Brand | GE Fanuc / Emerson |
| Type | Standard DC Power Supply (no battery) |
| Power Supply | Input: 24/48VDC nominal (21-56V range) |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Mounting | Leftmost slot in Series 90-30 baseplate |
| Dimensions | Standard PSU size (5.5″ H x 1.7″ W x 5.8″ D) |
| Weight | 0.8 kg (1.8 lbs) approx. |
| Interfaces | Terminal block inputs, RS-485 serial |
| Certifications | UL, CSA, CE (industrial power standards) |
| Cooling | Passive (convection) |
| Environmental Rating | IP20 (panel-enclosed) |
| Output Power | 30W total (+5V:15W, +24V Relay:15W, +24V Iso:20W) |
| Hold-up Time | 14 ms minimum at full load |
- IC693PWR322H
Compatible Modules
IC693CPU350 – Entry-level CPU drawing minimal 5V load in DC-powered remote drops.
IC693MDL350 – Relay output module fed directly by +24V relay rail.
IC693ALG220 – Analog input using isolated +24V for field devices.
IC693PWR330 – High-capacity counterpart for AC/DC hybrid racks.
IC693NIU004 – Ethernet NIU stable under DC voltage swings.
IC693PCM300 – Coprocessor module sharing efficient 5V backplane.
IC693ACC302 – External battery if retention needed (not built-in).
IC693CMM302 – Serial comms drawing from standard outputs
Installation and Upkeep Tips
Wire the GE IC693PWR322H with 12-18 AWG to C+ and C- terminals post-baseplate mount, torquing to 7 in-lbs and fusing at 5A slow-blow for inrush. Verify input polarity—reverse fries internals—and calculate loads per manual: sum module watts x1.5, divide by min voltage for max amps. Power sequence matters: apply DC before populating racks, watching OK LED steady before scans start. Route +24V isolated to inputs via ferrules, grounding chassis at one point to kill loops.
Quarterly, torque terminals and clean dust from vents—DC arcing leaves residue accelerating wear. Log output voltages yearly with meter; dips below 21.5VDC on isolated rail signal cap aging, swap preemptively. Faults show via flickering LEDs or PLC tables—shorts self-limit, but chronic ones trace to undersized feeds. Firmware-independent, but pair with CPU GFK updates for diagnostics; reseat neighbors if RUN fails post-surge.
