BADU 21-80 Schwimmbad Umwälzpumpen
Die Pumpen der Baureihe BADU 21-80 wurden für den Einsatz in Schwimmbad- und Industrie-Filteranlagen, Gegenstrom-Schwimmanlagen, Klimaanlagen, Schwimmbad-Attraktionen, Reinigungsgeräten u.a.m., bis 90 m³/h Förderstrom entwickelt.
Benutzung der Pumpen für Schwimmbecken und deren Schutzbereich ist nur zulässig, wenn diese nach DIN/VDE 0100 Teil 702 errichtet sind. Bitte fragen Sie Ihren Elektrofachmann!
Der elektrische Anschluss sollte grundsätzlich durch eine Elektrofachkraft erfolgen.
Technische Änderungen vorbehalten. Abbildungen ähnlich.
Quelle hochauflösendes Produktfoto: SPECK Pumpen
Non self-priming pool circulation pump BADU 21-80/31R G We., alternating current version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 1~230 Volt Hmax= 9,7 m Qmax= 64 m³/h techQ: 40 m³/h techH: 8 m WS Power output: 1.60 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Flow rate Q in m³/h: 40 Total head H in m WS: 8 Motor performance in kW (P2): 1.60 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivels gradually by 90° and additionally by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Non self-priming pool circulation pump BADU 21-80/31R G Dr., three-phase version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 3~ Y/Δ 400/230 Volt Hmax= 9,7 m Qmax= 64 m³/h techQ: 40 m³/h techH: 8 m WS Power output: 1.60 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Flow rate Q in m³/h: 40 Total head H in m WS: 8 Motor performance in kW (P2): 1.60 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivels gradually by 90° and additionally by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version TECHNICAL DATA manufacturer's page
Replacement pump BADU 21-80/32 G 29° Dr., three-phase version, for BADU Jet Classic counter swim unit Non self-priming pool circulation pump for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 3~ Y/Δ 400/230 Volt Hmax= 12,5 m Qmax= 75 m³/h techQ: 60 m³/h techH: 8 m WS Power output: 2.60 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Flow rate Q in m³/h: 60 Total head H in m WS: 8 Motor performance in kW (P2): 2.60 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivelled gradually by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Non self-priming pool circulation pump BADU 21-80/32 G Dr., three-phase version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 3~ Y/Δ 400/230 Volt Hmax= 12,5 m Qmax= 75 m³/h techQ: 60 m³/h techH: 8 m WS Power output: 2.60 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Flow rate Q in m³/h: 60 Total head H in m WS: 8 Motor performance in kW (P2): 2.60 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivels gradually by 90° and additionally by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Non self-priming pool circulation pump BADU 21-80/32R G 29° We., alternating current version, replacement pump for BADU Jet Classic counter swim unit for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 1~230 Volt Hmax= 11,8 m Qmax= 73 m³/h techQ: 72 m³/h techH: 12 m WS Power output: 2.20 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Flow rate Q in m³/h: 72 Total head H in m WS: 12 Motor performance in kW (P2): 2.20 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivels gradually by 90° and additionally by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Non self-priming pool circulation pump BADU 21-80/32R G We., alternating current version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 1~230 Volt Hmax= 11,8 m Qmax= 73 m³/h techQ: 72 m³/h techH: 12 m WS Power output: 2.20 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Flow rate Q in m³/h: 72 Total head H in m WS: 12 Motor performance in kW (P2): 2.20 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivelled gradually by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Non self-priming pool circulation pump BADU 21-80/32R G Dr., three-phase version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 3~ Y/Δ 400/230 Volt Hmax= 11,8 m Qmax= 73 m³/h techQ: 72 m³/h techH: 12 m WS Power output: 2.20 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Flow rate Q in m³/h: 72 Total head H in m WS: 12 Motor performance in kW (P2): 2.20 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivels gradually by 90° and additionally by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Replacement pump BADU 21-80/33 G 29° We., alternating current version, for BADU Jet Super-Sport counter swim unit Non self-priming pool circulation pump for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 1~230 Volt Hmax= 13,8 m Qmax= 80 m³/h techQ: 74 m³/h techH: 8 m WS Power output: 3.00 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Total head H in m WS: 8 Flow rate Q in m³/h: 74 Motor performance in kW (P2): 3.00 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivelled gradually by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Replacement pump BADU 21-80/33 G 29° Dr., three-phase version, for BADU Jet Super-Sport counter swim unit Non self-priming pool circulation pump for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 3~ Y/Δ 400/230 Volt Hmax= 13,8 m Qmax= 80 m³/h techQ: 74 m³/h techH: 8 m WS Power output: 3.00 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Total head H in m WS: 8 Flow rate Q in m³/h: 74 Motor performance in kW (P2): 3.00 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivelled gradually by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Non self-priming pool circulation pump BADU 21-80/33 G We., alternating current version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 1~230 Volt Hmax= 13,8 m Qmax= 80 m³/h techQ: 74 m³/h techH: 8 m WS Power output: 3.00 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Total head H in m WS: 8 Flow rate Q in m³/h: 74 Motor performance in kW (P2): 3.00 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivels gradually by 90° and additionally by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Non self-priming pool circulation pump BADU 21-80/33 G Dr., three-phase version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 3~ Y/Δ 400/230 Volt Hmax= 13,8 m Qmax= 80 m³/h techQ: 74 m³/h techH: 8 m WS Power output: 3.00 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Total head H in m WS: 8 Flow rate Q in m³/h: 74 Motor performance in kW (P2): 3.00 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivels gradually by 90° and additionally by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Conditionally self-priming (up to 0.5m) pool circulation pump BADU 21-80/33 SG We., alternating current version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 1~230 Volt Hmax= 16,0 m Qmax= approx. 80 m³/h techQ: approx. 74 m³/h techH: 8 m WS Pool size: approx. 30 - 100 m³ Power output: 3.00 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Total head H in m WS: 8 Flow rate Q in m³/h: 74 Motor performance in kW (P2): 3.00 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. This special model is a conditionally self-priming (up to 0.5m) circulation pump, which can handle small amounts of air. These pumps are to be installed below the water level or above water level at approximately 0.5m at maximum, in order for the pool water to drain independantly or be sucked in by the pump. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version
Non self-priming pool circulation pump BADU 21-80/34 G Dr., three-phase version, for use with pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. 3~ Y/Δ 690/400 Volt Hmax= 17 m Qmax= 90 m³/h techQ: 103 m³/h techH: 10 m WS Power output: 4.00 kW Inlet Sa / outlet connection Da (G): 2 3/4" / 2 3/4" Pool size in m³: 30 - 100 Flow rate Q in m³/h: 103 Total head H in m WS: 10 Motor performance in kW (P2): 4.00 Pump casing: PPE GF 30 Gland housing: PPE GF 30 Impeller: POM GF 30 / PP GF 30 Mechanical seal: carbon / ceramic / NBR Screws: Galvanised steel Impeller nut: PP GF 30 Wear ring: Stainless steel 1.4301 Motor shaft: Stainless steel 1.4057 The BADU 21 range pumps are designed for the specific demands of bath tubs, whirlpools, counter swim units and cleaning devices. All models in this range are non-self-priming circulation pumps, which cannot handle air. These pumps are to be installed below the water level in order for the pool water to drain independantly. Field of application Pool and industrial filtration units, counter swim units, air conditioning units, pool attractions, cleaning units and many other applications with a flow rate of up to 90 m³/h. Design Monoblock-type pump with a bellow-type mechanical seal mounted on a plastic shaft protector sleeve. Discharge outlet swivels gradually by 90° and additionally by 29° clockwise when viewing the pump from the suction side. Complete electrical separation. Standard terminal box position on the left side. Position on the right side or on top on request. We recommend sealing the pump suction and pressure line in the thread. BADU 21-80/.. SG conditionally self-priming up to 0.5 m, on request. Special motors on request. The above mentioned pumps can be used for pool water with a salt concentration of up to 0.5%, i. e. 5 g/l. For higher salt concentrations please contact us. Also available in AK version