551692 1 Grundfos SQ Series Brochure

• 1. Product introduction
  • Features and benefits
    • SQ, SQE innovative motor technology
    • Dry-running protection
    • High pump efficiency
    • Wear resistance
    • Protection against upthrust
    • Overvoltage and undervoltage protection
    • Overload protection
    • Overtemperature protection
    • Reliability
    • Variable speed
  • Identification
    • Type key example SQ, SQE, SQE-NE
• 2. Applications
  • SQ with pressure switch and pressure tank
  • Constant-pressure control with CU 301 - residential water supply
  • Constant-pressure control with CU 301 - irrigation
  • Maintaining a constant water table
  • Emptying or filling a tank
  • Pumping from one tank to another
  • Setting of operating parameters
  • SQE with manual speed control
• 3. Performance range
• 4. Installation
• 5. Sizing and selection
  • System sizing guide
• 6. Cable sizing
  • Cable sizing chart
• 7. SQ curve charts
  • 5 SQ, SQE
  • 10 SQ, SQE
  • 15 SQ, SQE
  • 22 SQ, SQE
  • 30 SQ, SQE
  • 10 SQE-NE
  • 22 SQE-NE
• 8. Technical data
  • Electrical data
    • Control units CU 300 and CU 301
  • Operating conditions
    • Storage conditions
  • Motor data
  • Dimensions and weights
    • SQ, SQE
    • SQE-NE
• 9. Construction
  • Materials of construction
  • Material specification
• 10. Control units
  • CU 301
    • Optional R100 remote control
    • R100 menu structure for CU 301 control unit
    • R100 menus for CU 301
  • CU 300
    • R100 remote control
    • R100 menu structure for the CU 300
    • R100 menus for CU 300
    • Examples of R100 displays
    • Menu OPERATION
    • Menu STATUS
    • Menu LIMITS
    • Sensor 1
• 11. CU331SP variable frequency drive
  • Features
    • User interface
    • Functions
  • Applications
  • System components
  • Identification
    • Nameplate
  • CU331SP product range
  • CU331SP performance range
  • CU331SP sizing
  • CU331SP operation
    • Menu structure
    • CU331SP menu overview
    • Operating modes
    • Control mode
    • Constant pressure with stop function
    • Setting the setpoint by means of the OPERATION menu
    • Operating conditions for the stop function
    • Setting the direction of rotation
    • Status functions
    • Logging functions
  • CU331SP installation
    • Mechanical installation
  • CU331SP electrical connection
    • Electrical protection
    • 11.1 Connecting the signal terminals
    • Connecting the signal relays
  • CU331SP technical data
    • Enclosure
    • Surroundings
    • Terminal tightening torques
    • Cable length
    • Fuses and cable cross-section
    • Cable cross-section to signal terminals
    • Non-UL fuses and conductor cross- section to mains and motor
    • UL fuses and conductor cross-section to mains and motor
    • Inputs and outputs
    • Sound pressure level
  • CU331SP curve charts
• 12. Accessories
  • CU331SP Constant Pressure Drive Kits (with sensor)
  • CU 301 Constant Pressure System
  • CU 300 Status Box & R100
  • SQ, SQE flow sleeves
• 13. Further product documentation
  • WebCAPS
  • WinCAPS