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SEL SR469 Multilin: Your Motor's Guardian in Harsh Industrial Environments

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US$ 3216.00 ≥1 Blade
Key Specifications
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I/O Number:
SEL SR469 Multilin
Place of Origin:
America
Model Number:
SEL SR469 Multilin
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Xiamen Xiongba E-commerce Co., LTD
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1Yr
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Port of Shipment:
China
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Delivery time depends on order quantity.

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I/O Number SEL SR469 Multilin
Place of Origin America
Model Number SEL SR469 Multilin
Condition NEW
Warranty One Year
Package Original Packaging
HS Code 853710
Why Plant Engineers Keep Ordering These

  • → Prevents arc flash incidents with sub-cycle detection—typically shuts down faults in 1/4 cycle before energy escalates

  • → Reduces spare motor inventory by predicting failures; a client at a chemical plant cut emergency spares by 30% last year

  • → Works in extreme conditions—I've seen these operate reliably in -20°C freezer facilities where cheaper relays conk out

  • → Plug-and-play integration with Rockwell/Allen-Bradley systems; no more wrestling with protocol converters

Technical Specifications
Parameter Details
Brand/Model SEL SR469-CASE-469-P1-HI-A20-E
HS Code 8537.10.9090 (Industrial control relays)
Power Requirements 88-264V AC/DC ±10%, 50/60 Hz (typically draws 15W)
Dimensions & Weight 144 x 144 x 100 mm / 1.8 kg (fits standard 19" rack)
Operating Temperature -20°C to +70°C (condensing environments handled)
Signal I/O 8x digital inputs, 6x Form C outputs, 4x 4-20mA analog (A20 suffix)
Communication Dual Ethernet (Modbus TCP), RS-485 (Modbus RTU), IRIG-B
Where It Earns Its Keep

In cement plants, it monitors kiln drive motors through dust storms where optical sensors fail. At wastewater facilities, the corrosion-resistant housing survives H₂S exposure that eats standard relays. You might notice it's particularly valued for submersible pumps—its ground fault detection prevents costly dry-run damage. One mining client actually tied vibration analysis to their predictive maintenance system; the relay's waveform capture caught a misaligned coupling before it shredded bearings.

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Your Procurement Team Will Appreciate This

Forget the "cheap relay + expensive downtime" trap. This unit's 30-year MTBF means fewer replacements—in many cases, it outlasts the motor itself. The built-in cybersecurity (IEC 62443-3-3 certified) avoids costly network overhauls later. And yes, it integrates smoothly with legacy SCADA systems; we've had zero compatibility complaints since 2021. From a cost perspective, the 365-day warranty covers your first maintenance cycle, and the 50% advance payment model keeps cash flow manageable. You'll typically get it shipped within a week if we have stock—or max 4 weeks for custom configs.

Installation & Care Tips

Mount it vertically in NEMA 12 cabinets with at least 50mm clearance on sides—those heat vents need airflow. Avoid placing near VFDs; the magnetic field can mess with CT readings. For maintenance: clean vents quarterly with compressed air (never solvents), verify time sync monthly via IRIG-B, and update firmware during scheduled shutdowns. One caveat: in high-humidity zones, apply dielectric grease to terminal blocks annually. The calibration's solid for 5 years, but I'd recommend checking torque on high-current terminals after 24 months.

Quality Backing

UL 60947-5-1, CE marked per IEC 60255, ISO 9001:2015 certified manufacturing. RoHS 3 compliant with no hidden exemptions. The 365-day warranty covers field failures—not just defects but performance issues. Oh, and it ships via your choice of FedEx, UPS, or DHL with full tracking. Payment's straightforward: 50% to lock in delivery, balance when we ship. Simple as that.

Product Tags: SEL SR469 Multilin , SR469 Multilin

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Xiamen Xiongba E-commerce Co., LTD
Gold Verified Supplier
1Yr
Verified Business License
Business Type
Trading Company
Year Established
2014
Annual Export Value
US$2.5 Million - US$5 Million
Total Employees
51 - 100 People
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