High-efficiency pump Wilo-Yonos PICO, electronically controlled. Maintenance-free glandless circulator with screwed connection, blocking-current proof synchronous motor according to ECM technology and built-in electronic power control for variable differential pressure control. Can be used for all heating and air-conditioning applications. Control mode can be selected in accordance with the radiator/underfloor heating application.

Standard-equipped with:

• Preselectable control modes for optimum load adjustment: Differential pressure constant (Δp-c), differential pressure variable (Δp-v), constant speed (3 pump curves)
• Integrated motor protection
• LED for setting the setpoint and displaying the current consumption in watts
• Automatic deblocking function
• Manual pump venting function for venting the rotor chamber
• Manual restart

Materials

• Pump housing
  5.1300, EN-GJL-200
• Impeller
  PP-GF40
• Shaft
  1.4122, X39CrMo17-1
• Bearing material
  Total carbon

Operating data

• Min. fluid temperature T
  -10 Celsius
• Max. fluid temperature T
  95 Celsius
• Maximum operating pressure PN
  10 bar
• Max. ambient temperature T
  40 Celsius
• Minimum suction head at 50 °C
  0.5
• Minimum suction head at 95 °C
  3
• Minimum suction head at 110 °C
  10

Motor data

• Energy efficiency index (EEI)
  0.23
• Emitted interference
  EN 61000-6-3
• Interference resistance
  EN 61000-6-2
• Mains connection
  1~230 V, 50/60 Hz
• Power consumption P_{1 max}
  75 W
• Min. speed
  800 rpm
• Max. speed
  4800 rpm
• Protection class motor
  IPX2D

Installation dimensions

• Pipe connection on the suction side
  G 1½
• Port-to-port length l0
  180 mm

Information on placed orders

• Net weight, approx. m
  2.00 kg
• Brand
  Wilo
• Product description
  Yonos PICO 25/1-8