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LRN - JRN

H.V.A.C. - Transfer : Commercial
LRN - JRN
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SINGLE AND DOUBLE IN-LINE PUMPS WITH ONE-PIECE DESIGN

For the circulation of abrasive residue-free heating, cooling or iced water in collective residential and tertiary buildings.

TECHNICAL SPECIFICATIONS

Flow rate of up to : 200 m3/h
Manometric head of up to: : 52 mWC
Max. operating pressure on discharge: : 10 bar
Fluid temperature limit : -10 to +110°C
Max. ambient temperature : 40°C
DN round-flanged ports : DN 32 to DN 100
Mains supply : 3~230 V (<3 kW), 3~400 V, 50 Hz
P2 power : Up to 7.5 kW
Simple or Normal/Backup and Cascade configuration : 1 or 2 motor units
Regulation mode : Fixed speed

APPLICATIONS

For the circulation of abrasive residue-free heating, cooling or iced water in collective residential and tertiary buildings.

BENEFTIS

  • Energy savings
    Compatible with external speed variation
  • Easy installation
    Compact, one-piece pump requiring little space
  • Easy maintenance
    Completely maintenance-free, standardised mechanical seal to +110°C max.
    Bearings lubricated for life
  • Pump protection
    IP 55 protection class for the electrical part of the motor
    Corrosion-resistant cataphoretic coating
  • Acoustic comfort
    Quiet operation

DESIGN

  • Motor
    IE2 motor featuring asynchronous technology (IE3 on demand), with an extended shaft
  • Hydraulics
    Single stage in-line pump with one-piece design
    Single and double cast-iron, cataphoretic-coated housings equipped with bosses as standard
    Cast-iron 2D hydraulics
    Pressure tap fitted as standard

Documents

 

ACCESSORIES

  • Differential pressure kit
  • Bracket for mounting on baseplate
  • PN 10/16 round, solder-on counter-flanges
  • Shut-off valves
  • Drip cover (stipulate when ordering)
  • YN 1200, CC-HVAC and CCE-HVAC monitoring and control box
  • Sealing cover
  • Vibration damping sleeves
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