The DSD series of surge suppressors is designed to provide economical and reliable protection to primary distribution panel boards and power distribution systems.
A visual indicator flag provides userfeedback in the event of such operation. In addition, a set of voltage-free contacts is provided for remote signaling if replacement is needed.



Part Number DSD1401SR275
Article Number 702521
Nominal System Voltage (Un) 220 – 240 V
Max Continuous Operating Voltage (Uc) 275 VAC
350 VDC
Nominal Discharge Current (In) 20 kA 8/20 μs
Max Discharge Current (Imax) 40 kA 8/20 μs
Voltage Protection Level (Up) 850 V @ 3 kA
1,000 V @ 5 kA
1,400 V @ 20 kA
Back-Up Overcurrent Protection 125 A
Distribution System TN-C
Frequency 0 – 60 Hz
Protection Modes Single
Short Circuit Current Rating (SCCR) 25 kA
Technology MOV with thermal disconnect
Connection, Solid 35 mm² Max
Connection, Stranded 25 mm² Max
Mounting 35 mm top hat DIN rail
Enclosure Material UL® 94V-0 Thermoplastic
Enclosure Rating IP 20
Status Indication Mechanical flag
Terminal Torque 3.5 N-m Max
Remote Contacts Yes
Temperature -40 to 80 °C
Module Width 1 M
Depth (D) 68 mm
Height (H) 90 mm
Width (W) 18 mm
Unit Weight 0.13 kg
Complies With ANSI®/IEEE® C62.41.2-2002 Cat A, Cat B, Cat C
ANSI®/IEEE® C62.41.2-2002 Scenario II, Exposure 1, 20 kA 8/20 μs, 2 kA 10/350 μs
IEC® 61643-1 Class II
Replacement Module DSD140M275
Certifications CE
Standard Packaging Quantity 1 pc
UPC 78285647034
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