Eaton SPD100240H3A Surge Protection Device - UL 1449 Listed
Part Number: SPD100240H3A
Quick Summary
SPD100240H3A is a surge protection device that guards three‑phase panel systems against transient power events in industrial facilities. For engineers wrestling with unpredictable surges, equipment damage and downtime are expensive risks; this unit offers robust, integrated protection with fast installation. It carries UL 1449 Listed certification and meets critical benchmarks such as IBC 2006, CBC2007, and UBC Zone 4, reinforcing reliability in harsh environments. With EMI/RFI filtering, audible alarm with a silence button, a Form C relay contact, and a surge counter, it provides proactive monitoring. The model’s 15‑year warranty and direct bus mounted compatibility support reduced maintenance costs and improved uptime for critical production lines.
Product Information
Extended Description
SPD100240H3A Eaton: Eaton Surge Protection Device, SPD Series, 240V high-leg delta (4W+G) on B phase rating, 100 kA per phase, 150 L-N, 150 L-G, 150 N-G, 300 L-L MCOV, Internal integrated, used with Direct bus mounted panel boards (PRL1a, 2a, 3a, 3e)
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100240H3A
UPC
786685317472
Product Length/Depth
9.5 in
Product Height
3.45 in
Product Width
5.4 in
Product Weight
3.5 lb
Warranty
15 year
Certifications
UL 1449 UL Listed
Type
SPD
Special features
Meets or exceeds the requirements specified in IBC ®2006, CBC2007, and UBC®Zone 4. Audible alarm with silence button. Form C relay contact. EMI/RFI filtering, providing up to 50 dB of noise attenuation from 10 kHz to 100 MHz. Surge counter with rest button
Accessories
Standard feature package and surge counter
Frequency rating
50/60 Hz
Interrupt rating
200 kAIC
Nominal Discharge Current
20 kA
Operating voltage
150 L-N, 150 L-G, 150 N-G, 300 L-L
Used with
Direct bus mounted panelboards (PRL1a, 2a, 3a, 3e)
Voltage rating
240 delta (4W+G)
Surge current
100 kA per phase
Short-circuit rating
200 kA
Operating temperature
-40 to 50 °C
Mounting Method
Internal integrated
Feature → Business Impact → Application: The SPD100240H3A delivers 100 kA per phase surge current and 200 kAIC short‑circuit rating, dramatically reducing the risk of equipment damage during transient events and protecting downstream drives, PLCs, and control hardware in 3‑phase delta systems. This translates to fewer unplanned outages and lower maintenance costs for high‑reliability manufacturing lines, especially when connected to direct bus mounted panelboards PRL1a, 2a, 3a, 3e. Application: direct bus mounted panelboards in industrial control cabinets. Feature → Business Impact → Application: 240 V delta (4W+G) operation supports standard industrial power layouts, enabling rapid deployment without bespoke wiring, which shortens commissioning time and lowers installation labor. Application: panel protection in new builds and retrofit projects. Feature → Business Impact → Application: EMI/RFI filtering provides up to 50 dB of noise attenuation from 10 kHz to 100 MHz, improving signal integrity for sensitive automation equipment, reducing misreads and communication errors. Application: control networks and motor drives in clean and harsh environments. Feature → Business Impact → Application: audible alarm with silence button, Form C relay, and a surge counter with rest button enable proactive maintenance, rapid fault isolation, and simplified compliance reporting. Application: ongoing panel health monitoring. Feature → Business Impact → Application: internal integrated mounting and compact form factor reduce installation footprint and labor, accelerating panel assembly and improving serviceability. Application: direct bus mounted panels where space is at a premium. Feature → Business Impact → Application: a 15‑year warranty and UL 1449 listing provide long‑term cost of ownership benefits, lower lifecycle risk, and easier procurement compliance. Application: enterprise‑grade protection in critical asset environments.
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FAQs
Installation should start with confirming the panelboard model PRL1a, 2a, 3a, or 3e is compatible, then mount the device internally as specified. Connect the 240V delta supply to the SPD as per the label, wire the monitored lines to the protected circuits, and verify the EMI/RFI filter integrity. The unit’s compact footprint and integrated mounting simplify alignment and reduce assembly time in control cabinets.
SPD100240H3A provides a 240V delta (4W+G) rating, 100 kA per phase surge current, 20 kA nominal discharge current, and a 200 kAIC short‑circuit rating. It operates at 50/60 Hz and supports temperatures from -40 to 50 °C, making it suitable for harsh industrial environments while maintaining robust protection for downstream devices.
Yes. The device is UL 1449 Listed, signifying conformance to the latest surge protection safety standards. It also aligns with critical building and electrical codes through its design that meets IBC 2006, CBC2007, and UBC Zone 4 requirements, ensuring regulatory compliance for industrial installations.
The unit includes an audible alarm with a silence button, a Form C relay contact, and a surge counter with a rest button, enabling proactive fault detection and clear status reporting. EMI/RFI filtering further reduces noise, improving reliability of automation sensors and communications within protected panels.
By delivering high surge and short‑circuit protection, EMI/RFI noise reduction, and integrated monitoring, the SPD lowers downtime and extends equipment life. Its direct bus mounting and 15‑year warranty reduce installation time and lifecycle costs, delivering a strong return on investment for mission‑critical manufacturing and process environments.