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Summary of Contents for Lowara E6 PWM Series
- Page 1 E6 PWM7 for heating and cooling application Installation and operating instructions cod. 671075146 rev. A ed. 09/2012-...
- Page 2 « Original instructions » These installation and operating instructions must be followed during installation and operation. Read them carefully. We recommend that you keep these instructions where the device is used. Particular attention must be paid to instructions marked as follows: Failure to follow these instructions may lead to personal safety risks.
- Page 3 For technical reasons, the contact surface between the rotor and the ceramic ball bearing in spherical motor pumps is very small. For this reason, even if they have not been in operation for a long time, such as after the summer, only a small amount of torque is required to start the pump.
- Page 4 Rated connection For pipe thread Pump connection width DN thread 1“ G 1 ½“ Installation length (see fig. 1): 180 mm Dimensions (see figure 1) Technical Specifications Motor model Electronically commutated spherical motor with permanent magnet rotor E6 PWM7.. NIBE E6 PWM7..NIBE ST2 Rated voltage 230 V...
- Page 5 Characteristic Curve (see figure 2) Installation Advice The installation of a stop valve upstream and downstream of the pump is recommended so the pump can be replaced at a later time without the need to completely drain the system. Installation The unit may not be installed in areas where there is a danger of explosion and may not be used to pump flammable liquids.
- Page 6 Getting started The pump must not run dry as this can result in the $77(17,21 destruction of the bearing in a very short time. Fill it with liquid before first start-up. Before starting, the system must be: - Rinsed thoroughly to prevent the presence of foreign objects and impurities which could block the pump.
- Page 7 Disposal This product and parts thereof must be disposed of in an environmentally friendly manner. Applicable local regulations must be followed. Exploded View (see figure 5) 1. Supply cable 2. PWM signal cable 3. Stator/pump motor 4. Union nut 5. O-ring 6.
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Page 8: Ec Declaration Of Conformity
EC DECLARATION OF CONFORMITY « ORIGINAL » LOWARA SRL UNIPERSONALE, WITH HEADQUARTERS IN VIA VITTORIO LOMBARDI 14 - 36075 MONTECCHIO MAGGIORE VI - ITALIA, HEREBY DECLARES THAT THE PRODUCT E6 PWM7 25/180G NIBE E6 PWM7 25/180G NIBE ST2 FULFILLS THE RELEVANT PROVISIONS OF THE FOLLOWING EUROPEAN DIRECTIVES •... - Page 9 E6-…25/180 NIBE R 1½ E6-…25/180 NIBE ST2 R 1½...
- Page 10 Hydraulic curves E6-PWM7 25/180G NIBE EN 16297-2 Q [Imp gpm] Q [US gpm] Q [m Q [l/s]...
- Page 11 E6-PWM7 25/180G NIBE ST2 EN 16297-2 Q [Imp gpm] Q [US gpm] Q [m Q [l/s]...
- Page 12 Prefered...
- Page 14 Power PWM in / + GNYE Marrone Verde/Giallo Blue Brown Green/Yellow Bleu Brun Vert/Jaune Blau Braun Grün/Gelb Azul Marròn Verde/Amarillo Azul Castanho Verde/Amarelo Blauw Bruin Groen/Geel Blå Brun Grøn/Gul Blå Brun Grønn/Gul Blå Brun Grøn/Gul Tummansininen Ruskea Vihreä/Kelta Modrý Hn dý Zelenožlutý...
- Page 16 Lowara si vyhrazuje právo na provedení zm n bez p edchozího upozorn ní A Lowara fenntartja magának a jogot el zetes értesítés nélküli módosítások eszközlésére. Lowara îúi rezerv dreptul de a face modific ri f r notificare prealabil . Lowara Headquarters LOWARA S.R.L.
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