Circulating Pump(HNC25-40)

1, Working conditions:
- Circulating pumps for heating 

- Plants and circulation

- For clean liquids without abrasives, non-explosive, non-agressive for the pump materials

- Maximum glycol quantity: 40%

- Liquid temperature: 2º C to +100º C

- Max. Temperature ambient: +40º C

- Storage: -20º C /+70º C max. (relatively humidity 95% at 40º C)

- Maximum permissible working pressure: 6 bar

- Minimum suction pressure: 0.3 bar at 95º C

- Sound pressure: <43dB(A)

Construction Materials:
Pump body: cast iron 
Impeller: PES composite
Shaft: Ceramic
Bearings: Ceramic

2, Performance data: