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Grundfos Multi-R Booster set pump with variable Speed System

 

Grundfos Multi-R Booster set with variable Speed System

Provides Variable Speed Pumping Station

Grundfos-InverterGrundfos R-series inverters are simple
yet smart to operate as a Variable speed
system controller and frequency
inverters

 

 

 

 

Simple operation by setting the
Grundfos-Pressure valupoperating pressure (set point) at SV via
the up/down arrow button. The
measured pressure display at the PV
(pressure value)

 

 

 

 

 

 

Application:

Pressure boosting system for residential, public
restroom, multi-storey buildings & other
institutions
Irrigation of green field, golf courses, parks,
agricultural plantations, etc
Water supply systems for the food industry
Systems for petrochemical, metal industries &
pharmaceutical

Grundfos Multi-R variable speed system is
Grundfos-CR-modulardesigned to operate in parallel with two to
four Grundfos vertical multistage centrifugal
pumps CR as standard via Grundfos R-series
variable speed drives installed at the control
panel.

 

Optional

Optional operation with other Grundfos pumps is
applicable. Please refer to Grundfos for further
inquiry

Application:

Pressure boosting system for residential, public
restroom, multi-storey buildings & other
institutions
Irrigation of green field, golf courses, parks,
agricultural plantations, etc
Water supply systems for the food industry
Systems for petrochemical, metal industries &
pharmaceutical

 

1. Variable Speed

  •  Constant pressure enables comfort water usage
  •  Eliminate water hammering that damages equipment installed at the pipeline
  •  Less operating noise

2. Compact and lighter

  • System with smaller tank can be installed at smaller place
  • Easy for installation and logistic

3. Built in protection in Variable Speed Drive (VSD)

  •  The VSD is equipped with protection against
  • Over current, Over Voltage, Motor Overload,
  • Under Voltage during operation, Ground fault, Sensor fault, low flow and High
  • pressure limit as standard without additional components

4. User friendly

  • Setting and adjustment of pressure is much easier by just pressing up or down
  • Pressure display is applicable at the panel keypad
  • Lead lag and timer change over feature built in Multi-R controller

5. Solutions

  • Competitive price for a simple full variable speed system
  • Complete booster pump package from pump manufacturer

 

Specifications

Operating voltage:

3 phase + Neutral 380 to 415VAC 50Hz
(0.75kW to 315kW)

Input HZ tolerance:
+/- 5%

System enclosure class:
IP44
IP54 outdoor used applicable as optional

Pumps used:
2 to 4 pumps Grundfos Vertical Multistage CR
model as standard
Other Grundfos pumps applicable as optional

Motor used:
Grundfos MG motor Efficiency1 for up to
7.5kW
Grundfos approved brand for 11kW and
above

Standard manifold material:
Galvanized Iron

  • Optional materials applicable are Stainless steel

SS304 (1.4301), Stainless steel 316 (1.4401) and ABS

Manifold connection standard:

Din flange PN16 for 3” and above

Din flange PN25/40 for higher pressure
BSP threaded for up to 2 ½”
Other connection applicable as optional

 

EBARA            GRUNDFOS             KSB            WILO           TSURUMI

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