DOLD 0000852 – AI 837 DC2.5-5A RW5% | JUAL DOLD 0000852 – AI 837 DC2.5-5A RW5% – 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 DC2,5-5A RW5%