DAB K Series Twin Impeller Centrifugal Pumps

Twin-impeller centrifugal pump designed for the realisation of pressurization units in water systems and filling of pressure vessels.
Suitable for sprinkler systems and other general water supply uses.

Features:

• Operating range: from 1,2 to 30 m3/h with head up to 97 metres.
• Maximum operating pressure: 
  • K 35/40, K 35/100, K 40/100 :6 bar (600 kPa). 
  • K 45/50, K 55/50 :8 bar (800 kPa). 
  • K 55/100, K 66/100 :10 bar (1000 kPa). 
  • K 90/100, K 70/300, K 80/300, K 70/400, K 80/400 :12 bar (1200 kPa).
• Maximum ambient temperature: +40°C
• Pumped liquid: clean, free of solids and abrasives, non-viscous, nonaggressive, non-crystallised and chemically neutral, with properties similar to wate
• Liquid temperature range:
  • K 35/40, K 45/50, K 35/100, K 40/100, K 55/100 :from -10 °C to +50 °C
  • K 55/50, K 66/100, K 90/100 K 70/300, K 80/300, K 70/400, K 80/400 :from -15 °C to +110 °C
• Installation: fixed, horizontal or vertical position, provided that the motor is always above the pump.
• Liquid temperature range: 
  • K 35/40, K 45/50, K 35/100, K 40/100, K 55/100: from -10 °C to +50 °C.
  • K 55/50, K 66/100, K 90/100, K 70/300, K 80/300, K 70/400, K 80/400: from -15 °C to +110 °C.
• Protection class: IP 55, IP 44 per K 35/40, K 45/50, K 55/50, K 35/100, K 40/100
• Protection class at the terminal board: IP 55
• Insulation class: F
• Standard voltage:
  • single-phase 220-240 V / 50 Hz
  • three-phase 230-400 V / 50 Hz up to 4 kW included - 400 V Δ 50 Hz from 5,5 kW 
• Special executions on requests: alternative voltages and frequencies