Calpeda Pumps

SKU:NMS 100/250A/A | 60T0230100000

Delivery Time: 2-3 Weeks Lead Time

Calpeda NM | NMS Close Coupled Centrifugal Pumps:

Flanged centrifugal pumps with standard or stub shaft motors for industrial circulation and clean water transfer.

Flow: 1 to 480 m³/h
Head: 3 to 95 m
Power: 0.25 to 75 kW

Performance:
The Calpeda NM and NMS series are close coupled centrifugal pumps designed for clean water and process fluid handling in civil and industrial systems. NM models use an extended motor shaft, while NMS models feature a stub shaft design with an integrated thrust bearing, allowing standard IEC motors to be used. All models include flanged connections and conform to EN 733 performance standards.

Applications:
Designed for clean, non abrasive liquids with solids content up to 0.2%, suitable for:

• Water supply and pressure boosting
• HVAC systems (heating, cooling, air conditioning)
• Circulation and process water systems
• Civil and industrial installations
• Agricultural irrigation

Construction:

• NM: Extended shaft motor directly coupled
• NMS: Stub shaft design with standard motor interface and thrust bearing
• Cast iron pump casing and lantern bracket (bronze version available)
• Axial suction and top radial discharge
• Flanged connections to EN 1092 2 (PN10–16)
• Optional I MAT frequency converter (EI models)
• Fully painted for corrosion protection

Operating Conditions:
Liquid temperature: -10 °C to +90 °C
Ambient temperature: Up to 40 °C
Suction lift: Up to 7 m
Max working pressure: Up to 16 bar
Continuous duty
Lower pressure limits apply for specific models and bronze versions

Motor:

• 2 pole (≈2900 rpm) or 4 pole (≈1450 rpm) induction motors
• Three phase: 230/400 V up to 3 kW, 400/690 V from 4 to 75 kW
• IP54 protection (IP55 for NMS models)
• IE2 efficiency (≤0.65 kW), IE3 (0.75–55 kW), IE4 (from 75 kW)
• Suitable for frequency converter operation
• Built to EN 60034 1 and EN 60034 30 1 standards

Delivery:
Free UK mainland delivery from Pumps & Gearboxes Direct.