Details
Special features/Product advantages
- Pre-selectable speed stages for manual capacity adjustment
- Pump communication based on simple plug technology that can be reliably retrofitted.
- Simple installation through combination flanges for nominal width DN 40 and DN 65
Technical data
- Permitted temperature range TOP-Z 20/4 and TOP-Z 25/6 drinking water up to 18 °d: Max. +65 °C, in short-term operation (2 h) up to +80 °Cfrom TOP-Z 30/7 drinking water up to 20 °d: max. +80 °C, in short-term operation (2 h) up to +110 °CHeating water: -20 °C to +110 °C
- TOP-Z 20/4 and TOP-Z 25/6 drinking water up to 18 °d: Max. +65 °C, in short-term operation (2 h) up to +80 °C from TOP-Z 30/7 drinking water up to 20 °d: max. +80 °C, in short-term operation (2 h) up to +110 °C Heating water: -20 °C to +110 °C
- Mains connection 1~230–240 V, 50 Hz3~400–415 V, 50 Hz
- Protection class IP 44
- Nominal width Rp 3/4 to DN 80
- Max. operating pressure: Screwed pumps 10 bar;
- Flanged pumps 6/10 bar or. 6 bar (special version: 10 bar or 16 bar)
Equipment
- Pre-selectable speed stages for optimum load adjustment
- Heat insulation as standard
- All plastic parts in contact with media comply with KTW recommendations
- Combination flange PN6/ PN10 (DN 40 to DN 65)
- Extensible motor protection, signal and display functions
- Full motor protection
- Cable feed to terminal box both sides
Materials
- Pump housing: stainless steel/red bronze/cast iron
- Impeller: Plastic
- Shaft: stainless steel/ceramic
- Bearing: Epoxy-impregnated carbon
