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Alpha1

Grundfos ALPHA1 pumps are high-efficiency circulators, designed for heating systems. The ideal choice for basic functionality needs.

FAQ
Troubleshooting
Alpha1

Alarm codes

Code Description
E1 Pump blocked
E2 Inadequate power supply
E3 Internal error
E4 Dry running

Product Number

Number Description
98460741 ALPHA1 15-40 130 1X230V 50Hz 6H DE
98460742 ALPHA1 20-40 130 1x230V 50Hz 6H DE
98460743 ALPHA1 25-40 130 1X230V 50Hz 6H DE
98460745 ALPHA1 25-40 180 1X230V 50Hz 6H DE
98460746 ALPHA1 25-40 A 180 1X230V 50Hz 6H DE
98460747 ALPHA1 32-40 180 1X230V 50Hz 6H DE
98460749 ALPHA1 15-60 130 1X230V 50Hz 6H DE
98460750 ALPHA1 20-60 130 1x230V 50Hz 6H DE
98460754 ALPHA1 25-60 130 1X230V 50Hz 6H DE
98460755 ALPHA1 25-60 180 1X230V 50Hz 6H DE
98463404 ALPHA1 25-60 A 180 1X230V 50Hz 6H DE
98463405 ALPHA1 32-60 180 1X230V 50Hz 6H DE
98463407 ALPHA1 20-40 N 150 1X230V 50HZ 6H
98463408 ALPHA1 25-40 N 180 1X230V 50HZ 6H
98463421 ALPHA1 20-60 N 150 1X230V 50HZ 6H
98463422 ALPHA1 25-60 N
98463424 ALPHA1 20-45 N 150 1X230V 50HZ 6H
99160397 ALPHA1 15-60 130 1x230V 50Hz 6H DACH
99160418 ALPHA1 25-60 130 1x230V 50Hz 6H DACH
99160420 ALPHA1 25-60 180 1x230V 50Hz 6H DACH
99160421 ALPHA1 25-60 A 180 1x230V 50Hz 6H DE
99160423 ALPHA1 32-60 180 1x230V 50Hz 6H DACH
99160424 ALPHA1 25-60 N 180 1X230V 50HZ 6H

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