NM4 65/31 CA Pump. Q:30.0 m3/h H:25.3 m LIQUID:Installation zone: Safe, Pump design: Monobloc, Pump body material: GJL 200 EN 1561, Sealing system design: M (Standard) (single mechanism). Electric Motor Supply: Included, Motor Power: 5.50 kW, Electric Motor Polarity: 4, Electric Motor Nominal Frequency: 50 HZ