ABB 2CSM110021R1041 SCL 1/5 Scale for analogue ammeter

SCL 1/5 is a scale for analogue ammeter employed in ac networks. 5A high full scale

ABB 2CSM110279R1041 SCL 1/400 Scale for analogue ammeter

SCL 1/400 is a scale for analogue ammeter employed in ac networks. 400A high full scale