DOLD 0000843 – AI 837 DC0.5-1A RW48% | JUAL DOLD 0000843 – AI 837 DC0.5-1A RW48% – Undercurrent Relay AI 837 | Relay modules > Monitoring devices > Measuring relays / Monitoring relays > Measuring relays for current monitoring > AI 837 > Undercurrent Relay > Undercurrent Relay AI 837 > AI 837 DC0,5-1A RW48%