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Summary of Contents for Stairs AHW
- Page 1 AHW AHW(S) Hot water circulator pump INSTALLATION AND OPERATING INSTRUCTIONS | HIGH-EFFICIENCY BLDC-MOTOR CIRCULATORS|...
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Page 2: Ec Declaration Of Conformity
EC Declaration of Conformity Declare that machinery described: AHW,AHW(S) Hot water circulator pump Conform to the following directive: 2014 / 30 / EU Electromagnetic Compatibility Directive 2014 / 35 / EU Low Voltage Directive 2006 / 42 / EU Machinery Directive 2009 /125/ EU Εcodesign requirements for energy-related products... - Page 3 Symbols used in this document Warning • Prior to installa�on, read these installa�on and opera�ng instruc�ons. Installa�on and opera�on must comply with local regula�ons and ac- cepted codes of good prac�ce. • The use of this product requires experience with and knowledge of the product.
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Page 4: General Description
General description The AHW(S) circulator is designed for circula�ng water in closed hydron- ic hea�ng systems or potable water systems. Underfloor hea�ng s ystems, single and double-hea�ng systems, Ground source heat systems, Boiler/Solar water hea�ng systems, Hot-water recircula�on systems, Water circula�on for cooling air-condi�oning sys-... -
Page 5: Installation
Installation Follow the arrow on the pump casing for direc�on of water flow, it may be installed at ver�cal or horizontal piping, but be sure the motor sha� must be always at horizontal posi�on. Arrows on the pump housing indicate the liquid flow direc�on through the pump. -
Page 6: Electrical Connection
Electrical connection The electrical wiring must be installed strictly in accordance with the regula�ons of na�onal electrical codes and local codes. •Electrical installa�on should be conducted by a qualified electri- cian. •Always make sure electric power is disconnected before wiring the circulator. -
Page 7: Elements On The Control Panel
Control panel Elements on the control panel The control panel on the AHW(S) Circulator includes: posi�on descrip�on Display showing the actual pump power consump�on in Wa�. Seven light fields indica�ng the pump se�ng Mode Select bu�on for changing pump se�ng... -
Page 8: First Power-Up
The display shows the actual pump power consump�on in Wa�s. Display The AHW(S) Circulator has eight pump se�ngs which can be selected with the press bu�on. Every �me the Mode bu�on is pressed the pump se�ng is changed to the next op�on. - Page 9 Start Up Pump settings and pump performance 4 Meter pump curve...
- Page 10 Start Up Pump settings and pump performance 6 Meter pump curve...
- Page 11 Highest constant pressure curve Func�on CP2 pressure curve depending on the load demand. Speed III is the highest constant speed performance curve of AHW(S) Func�on III Highest constant speed III Circulator and it also presents the max performance capability of the pump.
- Page 12 Self protection 1.Overload protection Overload leads low RPM to avoid high working current. The motor turns off on account of low RPM, and it a�empts to turns on. 2.High Temp. protection If the Temp. of motor reaches 120C, it stops. A�er the temp. of motor cooling down, it turns on.
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Page 13: Troubleshooting
8. Technical data Freq. Max.Flow Max.Head Max.Power Max.Working Max. Max. Phase Model Voltage (Hz) (L/min) Pressure(PSI) Water temp Am temp ø AHW(S)-25-40-130 50/60 Single 220-240V 110°C 50°C AHW(S)-25-40-180 50/60 Single 220-240V 110°C 50°C AHW(S)-25-60-130 50/60 Single 220-240V 110°C 50°C AHW(S)-25-60-180 50/60 Single 220-240V 110°C...
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