Main/Emerg.-Off switch 4-pole 4.pole early make
https://www.teconex.eu/shop/n20vhn2a4-main-emerg-off-switch-4-pole-4-pole-early-make-52002
https://www.teconex.eu/web/image/product.template/52002/image_1920?unique=9d7a924
Interne referentie: N20VHN2A4
