Discontinued

Surge protection

The SPST12 is a combined type 1 and type 2 device for the 40mm busbar installation and fits perfectly in our ZSD boards. Availaible for TT/TN-C-S and TN-S grids it provides carefree protection against transient overvoltage caused by direct and indirect lightning strikes.

This product has been discontinued and is no longer available.

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Overview Models Resources

SPD type

T1 and T2

Lightning protection class

III and IV

Protection Classes according to

IEC 62305

Core features

Standards: IEC/EN 61643-11
Lightning protection class III and IV according to IEC 62305
IEC/EN test classification: T1, T2
Maximum continuous operating voltage (U_C): 255 VAC
Ready-to-connect combined surge protection device on the basis of spark gaps
For mounting on 40 mm busbars
Meets all requirements for the installation of surge protection according to DIN VDE 0100-534
Visual status indicator

SPD fulfills all requirements

The type 1/2 surge protection device is often used where customers have a lightning protection system installed. The SPD fulfills all requirements of VDE 0100-534. Usually when an external lightning protection system is installed, an internal lightning protection system is also required.

A combination of T1 and T2 devices are suitable for a wide range of surge protection and offer in this case the best solution.

Reduces effect of overvoltages

The installation of surge protection devices is intended to ensure voltage limitation in accordance with the insulation coordination. This avoids dangerous sparking and the resulting fires.

Overvoltage protection devices must be installed to reduce the effects of overvoltages. This applies to the electrical systems of all buildings from residential homes up to public and telecommunications facilities.

Designed for protection

Eaton‘s comprehesive range of surge protection devices offer just for the fraction of the cost of your valuable equipment, the peace of mind that your household is protected against the destructive power of surges.

The SPST12 device is designed to protect consumer systems against transient overvoltages caused by direct and indirect lightning strikes, as well as switching operations.

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SPST12 xPole Surge Protection