CDA

Summary

Product Identification

• Product Line: EBARA CENTRIFUGAL PUMPS
• Model Series: CDA
• Frequency: 50 Hz
• Document Revision: L

Operating Limits

• Liquid Handled: Clean water
• Liquid Temperature:
  • Min: +5 °C
  • Max: +40 °C (for CDA 0.75 - 1.00 models)
  • Max: +90 °C (for other models)
• Maximum Working Pressure:
  • 0.6 MPa (for CDA 0.75 - 1.00 models)
  • 1.0 MPa (for CDA 1.50 - 2.00 - 3.00 - 4.00 - 5.50 models)
• Minimum Flow Rate: Pumps should not be used at a flow rate below 10% of best efficiency point to avoid overheating.

Feed Water

• Type of Liquid: Clean water
• Temperature (for performance curves): 20 °C
• Kinematic Viscosity (for performance curves): ν = 1 mm²/s (1 cSt)

Mechanical / Hydraulic

• Construction:
  • Impeller: Twin closed type
  • Shaft Seal Type: Mechanical seal
  • Bearing: Sealed ball bearing
• Pipe Connection (UNI ISO 228):
  • Suction:
    • G1 (CDA 0.75 - 1.00)
    • G1¼ (CDA 1.50 - 2.00 - 3.00)
    • G1½ (CDA 4.00 - 5.50)
  • Discharge:
    • G1 (CDA 0.75 - 1.00 - 1.50 - 2.00 - 3.00)
    • G1¼ (CDA 4.00 - 5.50)
• Material:
  • Casing: Cast iron
  • Impeller:
    • PPE+PS glass fibre reinforced (CDA 0.75 - 1.00)
    • Brass (CDA 1.50 - 2.00 - 3.00 - 4.00 - 5.50)
  • Casing Cover:
    • AISI 304 (CDA 0.75 - 1.00)
    • Cast iron built-in the motor bracket (CDA 1.50 - 2.00 - 3.00 - 4.00 - 5.50)
  • Shaft Seal: Ceramic/Carbon/NBR
  • Shaft:
    • AISI 303 (CDA 0.75 - 1.00 - 1.50 - 2.00 - 3.00)
    • AISI 304 (CDA 4.00 - 5.50)
  • Bracket:
    • Aluminium (CDA 0.75 - 1.00)
    • Cast iron (CDA 1.50 - 2.00 - 3.00 - 4.00 - 5.50)
• Impeller Diameter:
  • CDA 0.75: 122 mm
  • CDA 1.00: 130 mm
  • CDA 1.50: 143 mm
  • CDA 2.00: 153 mm
  • CDA 3.00: 156 mm
  • CDA 4.00: 167 mm
  • CDA 5.50: 179 mm
• Mechanical Seal Components:
  • Rotary seal ring: Ceramic
  • Stationary seal ring: Carbon graphite
  • O Ring: NBR
  • Self driving spring: AISI 316
  • Frame: AISI 304
  • For specific mechanical seal dimensions (ØA, ØB, C) by model, see the official PDF.
• Bearings:
  • For specific ball bearing codes (Pump side, Fan side) by model and motor type (IE3), see the official PDF.
• Dimensions and Weight:
  • For detailed pump dimensions (mm) and weights (kgf), and packing dimensions (mm) and weights (kgf) by model, see the official PDF.
• Applicable Standard of Test: ISO 9906:2012 – Grade 3B

Electrical

• Motor Type: Electric - TEFC, 2 Poles
• Rotation Speed:
  • ≈ 2850 min⁻¹ (general)
  • ≈ 2800 min⁻¹ (CDA 0.75, CDA 1.00)
  • ≈ 2850 min⁻¹ (CDA 1.50, CDA 2.00, CDA 3.00)
  • ≈ 2900 min⁻¹ (CDA 4.00, CDA 5.50)
• Insulation Class: F
• Protection Degree (CEI EN 60034-5): IP 44
• Frequency: 50 Hz
• Voltage:
  • Single Phase: 230 ±10% V
  • Three Phase: 230/400 ±10% V
• Power Rating:
  • Single Phase: 0.55 ÷ 1.5 kW (0.75 ÷ 2 HP)
  • Three Phase: 0.55 ÷ 4 kW (0.75 ÷ 5.5 HP)
• Capacitor:
  • Built in (Single Phase)
  • Not applicable (Three Phase)
• Overload Protection:
  • Built in (Single Phase)
  • Provided by the user (Three Phase)
• Efficiency Level (Reg. 640/2009):
  • Single Phase: - (only for 0.55 kW)
  • Three Phase: IE2 from 0.75 kW up to 4.0 kW; IE3 from 0.75 kW up to 4.0 kW
• Motor Casing Material: Aluminium
• Base Material / Motor Support: Cast iron / Plastic foot
• Dimensions of Cable Entry: PG11 - PG13.5 - G 1/2 – M16x1.5 – M20x1.5
• Motor Data:
  • For detailed efficiency (η %), input power (kW), full load current (A), locked rotor current (A), and capacitor values (µF, V) by model, phase, and efficiency level (IE2/IE3), see the official PDF.

Noise Data

• Sound Pressure Level (LpA): <70 dB(A)
  • Mean value of several measures at 1m distance around the pump.
• Tolerance: ± 2.5 dB.

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Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions present in the complete OEM PDF datasheet. Contractual data must always match the specific OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror