Eaton SPD100240D2A Surge Protection Device - UL 1449 Listed
Part Number: SPD100240D2A
Quick Summary
SPD100240D2A surge protection device from Eaton provides reliable overvoltage protection for Direct bus mounted panel boards in industrial electrical systems. Designed to shield motors, drives, and controls from damaging transient voltages, it helps reduce unplanned downtime and costly equipment repairs. This unit carries UL 1449 listing and meets or exceeds key building standards such as IBC 2006, CBC 2007, and UBC Zone 4, underscoring its suitability for demanding environments. With EMI/RFI filtering, a form C relay, audible alarm, and a rest button, the SPD100240D2A integrates with existing protection schemes while delivering a total cost-of-ownership advantage. Its internal integrated mounting supports 50/60 Hz systems, aligning with common industrial power architectures.
Product Information
Extended Description
SPD100240D2A Eaton: Eaton Surge Protection Device, SPD Series, 100 kA per phase, 240V delta (3W+G) rating, 320 L-G, 320 L-L MCOV, Internal integrated, Standard feature package, used with Direct bus mounted panel boards (PRL1a, 2a, 3a, 3e)
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100240D2A
UPC
786685317359
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
Frequency rating
50/60 Hz
Interrupt rating
200 kAIC
Nominal Discharge Current
20 kA
Operating voltage
320 L-G, 320 L-L
Used with
Direct bus mounted panelboards (PRL1a, 2a, 3a, 3e)
Voltage rating
240 delta (3W+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: High surge withstand: 100 kA per phase with a 200 kAIC short-circuit rating protects sensitive loads from large transient events, reducing downtime and extending equipment life in motor drives and PLC networks. Application: Direct bus panel boards in manufacturing lines where transient events are frequent and downtime is costly. Feature → Business Impact → Application: EMI/RFI filtering providing up to 50 dB of noise attenuation from 10 kHz to 100 MHz reduces electrical noise coupling to control electronics, improving PLC accuracy and system reliability. Application: Communication interfaces and control panels requiring clean power signals in automation environments. Feature → Business Impact → Application: Audible alarm with silence button and Form C relay contact delivers immediate fault signaling and remote integration with building management or SCADA systems, enabling faster troubleshooting and coordinated responses. Application: Systems requiring clear fault indication and remote signaling for downtime prevention. Feature → Business Impact → Application: Internal integrated mounting and compatibility with Direct bus mounted panel boards PRL1a, 2a, 3a, 3e reduces installation time, labor costs, and enclosure footprint. Application: New installations or panel upgrades where minimizing install steps and space is critical. Feature → Business Impact → Application: 15-year warranty and UL 1449 listing provide long-term reliability and regulatory confidence, lowering lifecycle risk and maintenance planning for industrial facilities. Application: Any mission-critical production line needing durable, compliant surge protection.
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FAQs
Install SPD100240D2A in panels designed for Direct bus mounting (PRL1a, PRL2a, PRL3a/3e). It features internal integrated mounting for a compact footprint, with connections to phase and neutral/ground as specified. Ensure compliance with UL 1449 guidelines and secure wiring in accordance with the panel’s rated voltage (240V delta) and 50/60 Hz operation.
Key ratings include 100 kA per phase surge current, 20 kA nominal discharge current, 200 kA short-circuit rating, 320 V MCOV (L-G and L-L), and a 240 V delta rating. It supports 50/60 Hz operation and operates effectively from -40 to 50 °C, with EMI/RFI filtering and an internal alarm/relay package.
Yes. The device is specified for 240 V delta (3W+G) configurations with 320 L-G and 320 L-L MCOV, designed to protect 3-phase systems with a ground conductor. Its 50/60 Hz compatibility makes it suitable for common industrial power networks.
SPD100240D2A is UL 1449 listed, reflecting compliance with recognized surge protection standards. It also aligns with major building standards such as IBC 2006, CBC 2007, and UBC Zone 4, supporting installation in commercial and industrial facilities requiring robust safety and performance assurances.
The 15-year warranty, UL certification, and robust surge protection reduce unplanned downtime and maintenance costs by limiting surge-related damage to panels, motors, and drives. Features like EMI/RFI filtering and a built-in alarm/relay improve system reliability and streamline fault detection and response.