Ammeter switch 1-pole 3 current transformer circuits
https://www.teconex.eu/shop/m10pm31sa-ammeter-switch-1-pole-3-current-transformer-circuits-47719
https://www.teconex.eu/web/image/product.template/47719/image_1920?unique=ba62e87
Interne referentie: M10PM31SA
