Eaton SPD100240D4O Surge Protection Device - UL 1449
Part Number: SPD100240D4O
Quick Summary
Surge protection device from Eaton protects critical electrical infrastructure in industrial controls and data centers. Unplanned transients can cause costly downtime and equipment damage, hitting productivity and maintenance budgets. UL 1449 listed with a rugged NEMA 4 enclosure and internal disconnect ensures reliable protection in harsh environments. This SPD supports 240 Delta (3W+G) systems and integrates with Power Xpert SPD for scalable protection, simplifying maintenance and contributing to a lower total cost of ownership.
Product Information
Extended Description
SPD100240D4O Eaton: Eaton Surge Protection Device, SPD Series, 100 kA per phase, 240 Delta (3W + G), Power Xpert SPD, NEMA 4 with internal disconnect enclosure
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100240D4O
UPC
786689405908
Product Length/Depth
3.48 in
Product Height
12.05 in
Product Width
7.47 in
Product Weight
6.8 lb
Certifications
UL 1449
Accessories
Power Xpert SPD
Used with
NEMA 4 with internal disconnect enclosure
Voltage rating
240 Delta (3W+G)
Surge current
100 kA per phase
Feature: 100 kA per phase surge capability → Business Impact: Robust transient protection minimizes equipment damage during voltage spikes, reducing repair costs and downtime; Application: Industrial control panels and motor drives facing line disturbances. Feature: 240 Delta (3W+G) voltage rating → Business Impact: Direct compatibility with common 240V delta systems lowers installation risk and avoids adapters; Application: Panel builds and distributed power architectures. Feature: NEMA 4 with internal disconnect enclosure → Business Impact: Weatherproof protection plus convenient isolation simplifies outdoor or damp-location installations and service isolation; Application: Outdoor substations and rugged plant environments. Feature: UL 1449 listing → Business Impact: Meets essential safety standards for reliable operation and compliance; Application: Regulatory-focused data sheets and equipment protection plans. Feature: Compatibility with Power Xpert SPD → Business Impact: Scalable protection strategy supports future expansions without refitting protection devices; Application: Tiered protection in growing facilities.
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FAQs
The SPD100240D4O installs within a NEMA 4 enclosure, using the internal disconnect to isolate the device for service. Connect the 240V delta (3W+G) terminals per Eaton installation guidelines, ensuring proper grounding. The internal disconnect simplifies maintenance and minimizes downtime during protection tests or replacements.
100 kA per phase indicates the surge rating the device can withstand per phase without degradation. It translates to robust transient protection against high-energy events, helping prevent equipment damage in environments with frequent or severe surges, while maintaining service continuity for critical loads.
Yes. The 240 Delta (3W+G) rating and 100 kA per phase protection make it well suited for motor control centers and other 240V delta networks. The NEMA 4 enclosure supports rugged installations, and Power Xpert SPD compatibility allows phased protection as facilities scale.
The device is UL 1449 listed, providing essential safety assurance for surge protection devices. It features a rugged NEMA 4 enclosure with an internal disconnect, supporting reliable performance in damp or outdoor environments and aiding compliance documentation.
By protecting critical equipment from transient events, the SPD reduces unplanned downtime, extends the life of downstream components, and lowers maintenance and replacement costs. Its compatibility with Power Xpert SPD enables scalable protection, supporting long-term ROI in evolving facilities.