CALPEDA SC, VAL Vertical Shaft Submersible Pumps.

Applications

• For draining a basin or a sump with domestic or industrial sewage.
• For slightly dirty waste water, for liquids which are non-aggressive for the pump materials.

Construction

• Vertical column sump pumps, with motor in dry installation and with pump body submerged in the liquid handled (without suction line or foot valve).
• Impeller - VAL: free-flow impeller (vortex or recessed impeller) - SC: open impeller.
• Connection - VAL30, SC30, SC50: threaded port ISO 228 (BS 2779).
• VAL65: flange with plain face oval threaded counter flange UNI 2245, PN2.5.

Operating Conditions

• Liquid temperature up to 40°C.
• Ambient temperature up to 40°C.
• Continuous duty.
• Maximum size of solids: VAL30=25mm, VAL65=50mm, SC30=3mm, SC50=6mm.

Materials

Components	VAL	SC
Pump casing Lower bearing housing	Cast iron 200 ISO 185
Impeller	Brass P-Cu Zn 40 Pb2 UNI 5705 for VAL30	Brass P-Cu Zn 40 Pb2 UNI 5705
	Cast iron 200 ISO 185 for VAL65
Shaft	Steel C 40 UNI 7231
Bearing bush	Technopolymer
Shaft sleeve	Chromate bronze for VAL65	-

Motor

• 2 Pole induction motor, 50Hz (n=2900 1/min)
• VAL / SC : 3ph 230/400V ± 10%
• VALM / SCM : 1ph 230V ± 10%, with thermal protector.
• Insulation class F
• Protection IP54.
• Constructed in accordance with IEC 34

Special Features On Request

• Other voltages.
• Frequency 60Hz.
• Protection IP55.
• Bronze bearing bush (for liquid up to 100°C)
• Higher liquid or ambient temperatures.

Please click here for a technical data sheet (65kb)