Calpeda NMD40/180 Close Coupled Centrifugal Pumps

Features

MODELS:

NMD40180D 50H36S - CALPEDA, NMD 40/180D-6N/B V.230/460/60 NPT 2" - 1" 1/2 (60200213006)

NMD40180C 75H36S - CALPEDA, NMD 40/180C-6N/A V.230/460/60 NPT 2" - 1" 1/2 (60200232009)

NMD40180B 100H36S - CALPEDA, NMD 40/180B-6N/A V.230/460/60 NPT 2" - 1" 1/2 (60200252017)

Close-coupled, centrifugal pumps electric motor with extended shaft directly connected to the pump.
Two back-to-back impellers (with axial thrust balancing).
Connections: threaded ports NPT.


APPLICATIONS

• For clean liquids without abrasives, which are, non-aggressive
• For the pump materials ( solids content up to 0.2%).
• For water supply.
• For heating, air-conditioning, cooling and circulation plants.
• For civil and industrial applications.
• For irrigation.

OPERATING CONDITIONS

• Liquid temperature from 14 F to 194 F.
• Ambient temperature up to 104 F.
• Total suction lift up to 23 ft.
• Maximum permissible working pressure up to 145 psi
• (232 psi for pumps NMD).
• Continuous duty.

MOTOR

• 2-pole induction motor, 60 Hz (n ¢â¬¹ ¢â¬œ 3450 rpm).
• Three-phase 230/460 V.
• Insulation class F.
• Protection IP 44.

MATERIALS

• Pump casing: Cast iron.
• Lantern bracket: GJL 200 EN 1561.
• Impeller: Brass CW510L (lead free public LAW 111-380).
• Shaft: Cr steel AISI 430.
• Cr Ni steel AISI 302 for 1 - 1.5 - 2.5 - 3 HP.
• Mechanical seal: Carbon- Ceramic- NBR.

SPECIAL FEATURES ON REQUEST

• Other voltages.
• Special mechanical seal
• Higher or lower liquid or ambient temperatures.