Main/Emerg.-Off switch 4-pole 4.pole early make
https://www.teconex.eu/shop/n20ehn2a4-main-emerg-off-switch-4-pole-4-pole-early-make-51385
https://www.teconex.eu/web/image/product.template/51385/image_1920?unique=9d7a924
Interne referentie: N20EHN2A4
