Grundfos 85S503 Multistage Submersible Pump with, a Rated Voltage of 3 X 440-460, a Rated Flow of 83.7 US GPM, a Rated Head of 115 Ft and Stainless Steel Construction

85S503 Multistage Submersible Pump with, a Rated Voltage of 3 X 440-460, a Rated Flow of 83.7 US GPM, a Rated Head of 115 Ft and Stainless Steel Construction

85S503 Multistage submersible pump for raw water supply, groundwater lowering and pressure boosting. The pump is suitable for pumping clean, thin, non-aggressive liquids without solid particles or fibers. The pump is made entirely of Stainless steel DIN W.Nr. DIN W.Nr. 1.4301 and suitable for horizontal and vertical installation. The pump is fitted with a built-in non-return valve. The motor is a 3 phase motor of the canned type with a sand shield, liquid lubricated bearings and pressure equalizing diaphragm.

Technical:

Speed for pump data: 3450 rpm
Rated flow: 83.7 US gpm
Rated head: 115 ft
Shaft seal for motor: HM/CER
Approvals on nameplate: CE,GOST2,CSA
Curve tolerance: ISO9906

Material:

Pump: Stainless steel
Pump: DIN W.-Nr. 1.4301
Pump: AISI 304
Impeller: Stainless steel
Impeller: DIN W.-Nr. 1.4301
Impeller: AISI 304
Motor: Stainless steel
Motor: DIN W.-Nr. 1.4301
Motor: AISI 304

Installation:

Maximum ambient pressure: 870 psi
Pump outlet: 3″ NPT
Motor diameter: 4 inch
Minimum borehole diameter: 6″ mm

Electrical Data:

Motor type: MS4000
Rated power – P2: 4.96 HP
Main frequency: 60 Hz
Rated voltage: 3 x 440-460 V
Start. method: direct-on-line
Service factor: 1,15
Rated current: 8,65-8,65 A
Starting current: 54 A
Cos phi – power factor: 0,83-0,80
Rated speed: 3460-3470 rpm
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