Applications

The SPERONI SCRF circulators for clean liquids, without abrasives, are non-aggressive for the pump materials (contents of solids up to 0.2%). For heating, conditioning, cooling, and circulation plants. For civil and industrial applications. When low-noise operation is required.

Limits of application

– Liquid temperature from -10 °C to +120 °C (in short-time duty up to + 140 °C).

– Ambient temperature up to 40 °C. Maximum glycol quantity: 50% (Mixture with more than 20% glycol content requires rechecking of the pumping data).

– Maximum permissible working pressure 6/10 bar.

Motor

– 2/4 pole induction motor, 50 Hz.

– Three adjustable speeds.

– SCRF: three-phase 230V or 400 V.

– Insulation class F.

– Protection IP 43.

Components

– Pump casing Cast iron

– Impeller Stainless steel

– Shaft Stainless steel