Flanged free shaft pump, made of cast iron (EN-GJL-250), dimensions according to EN733. “Back pull out design”, hydraulic performance at 2900 rpm. Suitable for industrial or agricultural use in water recirculation, pressure systems, heating, air conditioning, irrigation.
General characteristics
Dimensions based on EN 733 standard
Back pull out design
Maximum operating pressure 10 bar / 16 bar on request
Maximum water temperature + 120°C
Construction materials
NCB – shell, impeller, cast iron supports EN-GJL-250
(NCB-M phosphor brass, NCBX AISI 316, on request)
(NCBK-M phosphor brass, NCBKX AISI 316, on request)
AISI431 stainless steel pump shaft (Duplex for NCBX / NCB-M)
Mechanical seal made of graphite / alumina oxide / EPDM / SS
| CODE | TYPE PUMP | PUMP VOLTAGE (Volt) | MOTOR POWER (kW) | NOISE |
| 639A050125C | NCB 50–125C | 2,2 | 65 | |
| 639A050125B | NCB 50–125B | 3 | 65 | |
| 639A050125A | NCB 50–125A | 4 | 65 | |
| 639A050160B | NCB 50–160B | 5,5 | 65 | |
| 639A050160A | NCB 50–160A | 7,5 | 65 | |
| 639A050160NC | NCB 50–160NC | 5,5 | 65 | |
| 639A050160NB | NCB 50–160NB | 7,5 | 65 | |
| 639A050160NA | NCB 50–160NA | 9,2 | 65 | |
| 639A050200C | NCB 50–200C | 9,2 | 65 | |
| 639A050200B | NCB 50–200B | 11 | 65 | |
| 639A050200A | NCB 50–200A | 15 | 65 | |
| 639A050200NC | NCB 50–200NC | 15 | 65 | |
| 639A050200NB | NCB 50–200NB | 18,5 | 65 | |
| 639A050200NA | NCB 50–200NA | 22 | 65 | |
| 639A050250ND | NCB 50–250ND | 18,5 | 65 | |
| 639A050250NC/B | NCB 50–250NC/B | 18,5 | 65 | |
| 639A050250NC/A | NCB 50–250NC/A | 22 | 65 | |
| 639A050250NB/B | NCB 50–250NB/B | 22 | 65 | |
| 639A050250NB/A | NCB 50–250NB/A | 30 | 65 | |
| 639A0502150NA | NCB 50–250NA | 30 | 65 | |
| 639A050315D | NCB 50–315D | 45 | 65 | |
| 639A050315C | NCB 50–315C | 55 | 65 |
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PROVISION in m3/h 0 20 25 40 45 50 55 60 65 CODE NUMBER MANOMETRIC in M.Y.S. (m) 639A050125C 17,5 17,0 16,7 14,0 13,0 12,0 10,0 8,0 – 639A050125B 21,2 20,5 20,0 17,5 16,5 15,0 14,0 13,0 11,0 639A050125A 24,6 24,2 22,5 21,5 20,0 19,0 17,5 17,0 PROVISION in m3/h 0 25 35 45 55 65 75 80 90 CODE NUMBER MANOMETRIC in M.Y.S. (m) 639A050160B 32,5 32,0 30,1 27,5 24,2 20,3 16,6 – – 639A050160A 40,4 40,0 38,6 36,6 33,7 29,7 25,7 – – 639A050160NC 30,5 27,0 24,9 22,1 20,0 – – 639A050160NB 39,0 35,8 33,7 30,7 27,0 25,0 – 639A050160NA 44,0 40,0 38,0 35,2 32,0 30,0 26,0 PROVISION in m3/h 0 25 35 45 55 60 65 70 75 CODE NUMBER MANOMETRIC in M.Y.S. (m) 639A050200C 52,2 52,0 49,6 45,9 41,0 38,2 35,0 32,3 – 639A050200B 58,0 57,3 54,3 50,1 44,2 40,8 37,3 33,8 – 639A050200A 61,8 60,0 58,0 55,0 50,5 48,0 45,0 41,0 30,0 PROVISION in m3/h 0 50 60 75 80 90 100 105 120 CODE NUMBER ΜΑΝΟΜΕΤΡΙΚΟ σε Μ.Υ.Σ. (m) 639A050200NC 53,3 49,2 46,5 43,0 41,5 36,5 30,5 – – 639A050200NB 61,5 56,4 53,0 48,0 47,0 42,0 37,0 – – 639A050200NA 71,0 66,8 65,0 60,0 58,0 52,5 45,5 42,0 31,5 PROVISION in m3/h 0 35 50 60 70 80 85 90 100 CODE NUMBER MANOMETRIC in M.Y.S. (m) 639A050250ND 69,0 66,0 61,0 56,0 47,3 40,2 – – – 639A050250NC/B 80,0 77,5 72,0 68,0 61,5 – – – – 639A050250NC/A 80,0 77,5 72,0 68,0 61,5 54,0 – – – 639A050250NB/B 88,5 86,5 82,0 77,0 71,0 – – – – 639A050250NB/A 88,5 86,5 82,0 77,0 71,0 64,5 60,0 57,0 44,0 639A0502150NA 101,0 99,0 94,5 90,5 84,0 76,5 64,0 57,0 44,0 PROVISION in m3/h 0 45 60 70 80 90 105 120 135 CODE NUMBER MANOMETRIC in M.Y.S. (m) 639A050315D 107,0 103,0 98,0 94,0 89,0 83,0 75,0 – – 639A050315C 125,5 120,0 115,0 112,0 108,0 104,0 97,5 91,0 83,0 - Manufacturer: SAER
