Gianneschi CB 22-95 electric pump – Centrifugal pump for fresh or seawater (Code 01CB22G302)

La Gianneschi CB 22-95 is a centrifugal pump of the series CB, designed for the handling of fresh or sea water in marine and system applications. It is suitable for supply, circulation, and pressure boosting services in sanitary, air conditioning, heating, and cooling systems.
The version described here is configured for 230 V – 50 Hz – single-phase (1Ph), with power 0.37 kW and motor 2 poles.

Construction features (CB series)

Data verifiable from the technical sheet:

• Pump body: bronze (cast iron on request)
• Impeller: bronze or special brass alloy (version depending on model)
• Shaft: AISI 316 stainless steel
• Mechanical seal: ceramic / graphite / stainless steel
• Motor: class F insulation – IP44/55 protection (AC)
• Compatible voltage CB series: 1~230 V or 3~230/400 V – 50/60 Hz

Electrical configuration of this variant

Model: CB 22-95
Supplier code: 01CB22G302

• Voltage: 230 V
• Frequency: 50 Hz
• Phase: Single-phase (1Ph)
• Power: 0.37 kW
• Motor speed: 2800 rpm

Hydraulic connections and dimensions

(Data declared for the AC version)

• Hydraulic fittings: 1″ (suction) / 1″ (discharge)
• Dimensions: 305 × 112 × 90 mm (body) – overall height 170/190 mm according to drawing
• Weight: 13 kg

Available performance (AC – 50 Hz)

Values verified from performance table:

• Maximum available flow rate: up to 100 L/min
• Declared pressure / head:
  • 13 m H₂O @ ~10 L/min
  • 12.5 m H₂O @ ~15 L/min
  • 12 m H₂O @ ~25 L/min
  • 11.5 m H₂O @ ~30 L/min
  • 11 m H₂O @ ~40 L/min
  • 10.5 m H₂O @ ~50 L/min
  • 8 m H₂O @ ~60 L/min
  • 7 m H₂O @ ~80 L/min
  • 6 m H₂O @ ~100 L/min

(Performance compliant with EN ISO 9906.)

Declared applications (CB series)

• Lifting and circulation of fresh or sea water
• Sanitary and air conditioning systems
• Pressure increase in small water systems
• Systems of cooling and heating
• Continuous circulation in technical onboard systems
• Typical installations autoclave / pressure tank

Important technical notes

(Data verified by the manufacturer)

• The CB pumps are not self-priming → require installation below the liquid level.
• They are suitable for continuous.
• Some versions of the series may have open or closed impeller, but this depends on the model.
• Variants also available with threaded or flanged connections (depending on version).

Operational advantages

• Materials suitable for seawater (bronze, stainless steel AISI 316).
• Clear and certified performance for system sizing.
• Compact dimensions and 1″ connections, useful for replacements on existing systems.
• Single-phase version easy to integrate into standard onboard electrical systems.

Product identification

• Product: CB series centrifugal electric pump
• Model: CB 22-95
• Supplier code: 01CB22G302
• Internal SKU: GIA000000002
• Manufacturer: Gianneschi Pumps and Blowers S.r.l.

FAQ – Frequently Asked Questions

Is this pump suitable for circulating seawater?

Yes. The EL/CB Pump 22-95 is suitable for feeding and circulating water, including seawater, in nautical and technical applications.

What is the power supply of version 01CB22G302?

The version with code 01CB22G302 is 230 V, 50 Hz, single-phase (1Ph), with power 0.37 kW and 2P motor.

What hydraulic shocks does this pump have?

For this variant, 1” inlet/outlet are indicated.

Does the CB series have different connection and impeller configurations?

Yes. The CB series is described with options (depending on version) of open or closed impeller and threaded or flanged connections, to facilitate integration into the system.