Nexans Euromold 156SA Surge Arrester

Product overview

Nexans Euromold 156SA Surge Arrester is designed to protect 12kV and 24kV class components, including transformers, equipment, cable and accessories from high voltage surges resulting from lightning or switching.

Part Numbers: 156SA-12, 156SA-15, 156SA-18, 156SA-21, 156SA-24.

Euromold 156SA used for medium/high voltage cables in the following voltage classes:

6/10 (12kV)

6.35/11 (12kV)

8.7/15 (17.5kV)

12/20 (24kV)

12.7/22 (24kV)

Technical Characteristics

This surge arrester is a metal oxide varistor surge arrester in an elbow configuration.

Each arrester is tested for AC withstand and partial discharge prior to leaving the factory.

Specification & Design

Euromold Surge

Arrester Type Nominal Discharge

Current

In Rated

Voltage

Ur Max Continuous

Operating Voltage Uc

156SA-12 5 kA 15 kV 12.5 kV

156SA-15 5 kA 19 kV 15.5 kV

156SA-18 5 kA 22 kV 18 kV

156SA-21 5 kA 26 kV 21 kV

156SA-24 5 kA 30 kV 24.5 kV

Surge arrested comprising:

Bail restraint

Conductive EPDM insert

Type A – 250 A Interface as described by CENELEC EN 50180 and 50181

Pin contact

Contact disc

Copper shunt

Metal oxide valve elements

Aluminium spacer

Steel cap

Earth connection

Insulating EPDM layer moulded between the insert and the jacket

Conductive EPDM jacket

Typical Application & Dimensions

For Ordering Instructions and Part Number Selection Table of Nexans Euromold 156SA Surge Arrester, please refer to the Technical Data Table Below. For additional General and Technical Information, download the PDF files.

MGA Trading Technical Advisory Service

MGA Trading, Dammam, maintains a technical advisory service.

Contact us: +966 13 882 1111 / +966 13 831 1116

Technical Data