Normblock Multi 125/250

The Normblock Multi is a single-stage, non-self-priming volute casing pump with power allocation and main dimensions according to NF E 44-112 and DIN EN 733 (replacement for DIN 24255).

Areas of Application

Pool water circulation

Water massages

Water fountains and water features

Wellness & relaxation

Water attractions

Sprinkler irrigation

Cooling water systems

Outdoor and indoor pools

Shipbuilding

Thermal, medicinal and spa baths

Water treatment, e.g. filter units

Aquariums

Aquatic habitats

Zoo enclosures

Water pumping

RAS systems

Technical Data

Hydraulic power

Flow rate	0 – 450 m³/h
Head (min.)	0 – 20 mWS
Operating pressure max.	3 bar

Motor & drive

Motor phases	3~
Degree of protection	IP 55
Insulation class	F

Energy efficiency

Energy efficiency class

IE3

Connections & piping

Connection, inlet / suction side	DN 150
Connection, discharge side	DN 125
Recommended suction line diameter	0 mm
Recommended discharge line diameter	0 mm

Operating conditions & water

Total salt concentration

0 g/l

Electrics

Power input P₁ (max.)	22 kW
Power output P₂ (max.)	18 kW
Voltage (max.)	400
Frequency	50 Hz

Materials

Antriebslaterne	grey cast iron EN-JL-1040
Deckel für Dichtungsgehäuse	PPE GF 30
Gehäuseteile	PPE GF 30 / PP GF 30 / Noryl
Gleitringdichtung	EPDM / PPS GF 40 / SiC
Laufrad	PPE GF 30 / Noryl
Pumpengehäuse	Noryl
Pumpenwelle	Stainless steel