1 replacement option found

Existing pump - Circulation

Brand Salmson
Product name DIL 405-20/1,5
Overall length 440 mm
Mains connection 3x400 V
Pipe Connection DN 50 PN16

Replacement pump - Conventional Exchange sheet

Product name DL 50/200-1,5/4
Item no. 2120948
MEI ≥ 0,4
IE 3
Overall length 440 mm
Mains connection 3x400 V
Pipe Connection DN 50 PN16
Rated Current 3,40 A
Nominal power P2 1,5 kW
Fluid temperature range -20 - +140 °C


Fits without any modification of piping.

Product information
DL 50/200-1,5/4

DL 50/200-1,5/4
Item no.: 2120948

Your advantages
  • Reduced life cycle costs through optimised efficiency
  • Can be used flexibly in air-conditioning and cooling systems, with application benefits due to direct draining of condensate via optimised lantern design (patented)
  • High standard of corrosion protection thanks to cataphoretic coating
  • Main/standby mode or peak-load operation (by means of external auxiliary device)
Glanded twin-head pump in in-line design with flange connection.

Pumping of heating water (acc. to VDI 2035), cold water and water/glycol mixtures without abrasive substances in heating, cold water and cooling systems.

Scope of delivery
  • Pump
  • Installation and operating instructions
Technical data
  • Permissible temperature range -20 °C to +140 °C
  • Mains connection 3~400 V, 50 Hz (others on request)
  • Protection class IP 55
  • Nominal diameter DN 32 to DN 200
  • Max. operating pressure 16 bar
  • Pump housing and lantern: Standard: EN-GJL-250
  • Impeller: Standard: EN-GJL-200; special version: Bronze CuSn 10
  • Shaft: 1.4122
  • Mechanical seal: AQEGG; other mechanical seals on request
Single-stage, low-pressure twin-head pump in in-line design with: 
  • Switchover valve
  • Mechanical seal
  • Flange connection with pressure measuring connection R 1/8
  • Lantern
  • Coupling
  • IEC standard motor
Item no.: 2105581
Mating flanges:
  • Made of steel.
  • Counter flanges (weld) are delivered complete (in pairs) with bolt, nut and flange gasket.
Item no.: 2042861
Blinds for service and repair work.
  • Comes in a complete kit containing a lid and gasket.
Flange gasket DN 50 PN6/10
Item no.: 2150974
Flange gasket DN 50 PN6 / 10, Klingersil:
  • Thickness: 2 mm.
  • Inner diameter: 61 mm.
  • Outer diameter: 96 mm.