Calpeda NR 50D/A

Calpeda

Calpeda NR 50D/A

رقم القطعة: 70M0041000000

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الوصف

FLOW 2 / 140 mc / h HEAD 2 / 85 m POWER 0.25 / 37 kW Execution NR, NR4 Close-coupled, single-impeller, centrifugal pumps; electricmotor with extended shaft directly connected to the pump. NRS Close-coupled centrifugal pumps, new bracket construction for standard motors (stub-shaft construction) with integrated thrust bearing. NR, NR4 series: Single head electropumps. NRD, NRD4: Twin head pump with built-in automatic switching valve. The two head can operate singularly or in parallel. Pump casing with suction and delivery connections with the same diameter and on the same axis (in-line). Connections: Flanges according to PN 10-16, EN 1092-2. Counter-flanges on request. Sizes Flanges NR,NR4 32,40,50,65,80 NRD, NRD4 50,65 Screwed flanges EN 1092-1, PN 16 NR 80 NR4 100, NR4 125 Flanges for welding EN 1092-1, PN 10 EN 1092-1, PN 10-16 Applications For clean liquids without abrasives, which are non-aggressive for the pump materials ( solids content up to 0.2%). For heating, air-conditioning, cooling and circulation plants. For civil and industrial applications. When low noise operation is required (n ≈ 1450 rpm). Operating conditions Liquid temperature from -10 °C to +90 °C. Ambient temperature up to 40° C. Total suction lift up to 7 m. Maximum permissible working pressure up to 10 bar. Continuous duty.

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