Panels for electrical distribution

Control panels

Surge protection

Road / tunnel lighting

Elevators and lifts

Type 7P.31 surge arresters, SPD Type 3, for systems with neutral TT and TN-S. Single-phase applications for recessed installation (boxes 503) and on DIN rail. Unipolar protection suitable for the protection of LED lamps. IP 65. LED light signaling in case of varistor failure. Equipped with 2 150 mm long wires for a direct connection to the terminals.
Features include:
<ul>
<li>Protects sensitive electrical and electronic devices from impulse overvoltages</li>
<li>1 + 1 configuration between varistor and spark gap (without leakage current)</li>
<li>Compliant with EN 61643-11: 2012</li>
</ul>

Function and features

EurAsian Conformity (EAC)

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UKCA 7P.XX.8 Series - Surge Protection Devices

Declaration of conformity

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Type 7P.31 - surge arrester (SPD) | Finder

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Type 7P.31 surge arresters, SPD Type 3, for systems with neutral TT and TN-S. Single-phase applications for recessed installation (boxes 503) and on DIN rail. Unipolar protection suitable for the protection of LED lamps. IP 65. LED light signaling in case of varistor failure. Equipped with 2 150 mm long wires for a direct connection to the terminals. Features include:  Protects sensitive electrical and electronic devices from impulse overvoltages 1 + 1 configuration between varistor and spark gap (without leakage current) Compliant with EN 61643-11: 2012

Type 7P.31 - surge arrester (SPD)

Finder » Type 7P.31 – surge arrester (SPD) Comments Feed

WPML ver:4.6.10 stt:74,75,68,79,94,98,99,73,100,101,76,77,102,80,83,103,84,85,104,105,106,108,95,96,65,67,86,113,92,97,69,78,82,66,114,71,87,88,72,89,90,91,107,93,115,81;

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Type 7P.31 surge arresters, SPD Type 3, for systems with neutral TT and TN-S. Single-phase applications for recessed installation (boxes 503) and on DIN rail. Unipolar protection suitable for the protection of LED lamps. IP 65. LED light signaling in case of varistor failure. Equipped with 2 150 mm long wires for a direct connection to the terminals.
Features include:

Protects sensitive electrical and electronic devices from impulse overvoltages
1 + 1 configuration between varistor and spark gap (without leakage current)
Compliant with EN 61643-11: 2012



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7P Series - Surge Protection Devices (SPD)

Single phase (1 varistor + 1 spark gap) Type 3, DIN rail mounting 

255 V Max (U ) for SPD Type 1, N+PE (7P.09)

260 V Max (U ) for SPD Type 1+ 2 (for U = 230-240 V AC)

275 V Max for SPD Type 1 “Low Up”, Type 2 (Uc) (for UN = 230-240 V AC) and Type 3

1.000 V DC Max (or N+PE connection for spark gap modules)

Built-in remote status signalling contact

Finder’s 7P series of Surge protection devices (SPD’s) are a great addition to any control panel or distribution board, especially with the introduction of the new 18th edition wiring regulations.