SPD2 3P+1 Series - Class II/Type 2/Type 1 CA Pluggable Multi-Pole

Littelfuse Surge Protection Devices
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Surge protection devices (SPDs) provide equipment protection from transient overvoltage events lasting micro-seconds. By limiting the overvoltage to the equipment during these events, costly damage and downtime can be mitigated. The surge protection devices for the 3+1 configuration are available for 240 V to 277 V nominal voltage sub-distribution board applications.

pdf icon SPD2 3P+1 Series Datasheet

Surge protection devices (SPDs) provide equipment protection from transient overvoltage events lasting micro-seconds. By limiting the overvoltage to the equipment during these events, costly damage and downtime can be mitigated.

SPD2 3P+1, 4P+0 3D Model STP

pdf icon SPD Type 2 Cross Reference Guide

pdf icon SPD2 Surge Protection Device Catalog

pdf icon SPD2 Surge Protection Devices FAQs & Definitions

pdf icon SPD2 Surge Protection Device Flyer

pdf icon SPD2 Surge Protection Device Flyer - Mandarin

Document AC/DC Power SPD Guideform Specification

pdf icon Surge Protection Device Sizing for Industrial Control Panel Design

Panel design is an art. A well-designed panel strikes a balance of form, function, and cost. Find out more by downloading our application guide.

Access specifications, certifications, check availability and order parts below

Catalog #Maximium continuous voltageNominal DischargeMaximum DischargeApprovalsInput
Voltage (V)
Output
Form
Short Circuit (kA)Response
(ns)
Weight (lbs/g)Thermal ProtectionCommsTouchsafeVoltage Protection LevelTOV WithstandVoltage Protection RatingStockCompare
SPD2-300-3P1-R300 V ac20 kA50 kACE cRUus IEC240 V acIsolated SPDT150 kA< 25 ns486 g (1.072 lb)YesNoYes1500 V337 V900 VCheck
SPD2-350-3P1-R350 V ac20 kA50 kACE cRUus IEC277 V acIsolated SPDT200 kA< 25 ns501 g (1.105 lb)YesNoYes1750 V403 V1000 VCheck