AIR-OPERATED DOUBLE DIAPHRAGM PUMPS
Boxer 251
- Maximum flow rate: 340 l/min
- Suction / delivery connections: G 1″1/2 f o DN 40
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ATEX ZONE 2 - STANDARD ON ALL MODELS
II 3G Ex h IIB T4 Gc
II 3D Ex h IIIB T135°C Dc
ATEX ZONE 1 - AVAILABLE ON REQUEST
II 2G Ex h lib T4 Gb
II 2D Ex h IIIB T135°C Db
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PRODUCTION AND STORAGE OF BIODIESEL
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CHEMICAL INDUSTRY
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PACKING, GLUE, PAPER AND PAPER MILLS
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AUTOMOTIVE
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OIL & GAS
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TEXTILE AND LEATHER INDUSTRY
DATA
Performance
![Prestazioni-Boxer251 Prestazioni-Boxer251](https://www.debem.com/wp-content/uploads/2022/03/Prestazioni-Boxer251.png)
* The performance values refer to primed pumps (with water at 20°C) with open outlet and vary based on the construction materials
** Attention: average values of the different materials configurations for ball and ball seat.
DATA
Technical Specifications
Head / Flow rate guaranteed in compliance with ISO 9906
Suction/delivery connections | G 1 1/2″ f o DN 40 |
Air fitting | G 1/2″ f |
Max flow rate * | 340 l/min |
Max supply air pressure | 8 bar |
Max head * | 80 m |
Max negative suction head – dry-running ** | 4 m |
Max negative suction head – pump primed | 9,5 m |
Diameter Max suspended solids | 6 mm |
Noise level ** | 80 dB |
Volume per stroke | 552 cc |
PP PVDF ALU
Version | Weight | Min | Max |
PP (with glass additive) | 17,5 kg | 3° C | 65° C |
PP conductive (with carbon additive) | 20 kg | 3° C | 65° C |
PVDF (with carbon additive) | 20 kg | 3° C | 95° C |
ALU | 19 kg | 3° C | 95° C |
Maximum dimensions | Plastic | Aluminium |
Height | 492 mm | 491 mm |
Width | 493 mm | 490 mm |
Depth | 254 mm | 254 mm |
DATA
Connections
![Attacchi-Boxer251 Attacchi-Boxer251](https://www.debem.com/wp-content/uploads/2022/03/Attacchi-Boxer251.jpg)
A1 – A2 – A3 – A4 – A5 – A6 – M1 – M2 – M3 – M4 – M5 – M6
A1 – A2 – A3 – A4 – M1 – M2 – M3 – M4
STANDARD CONNECTIONS
M1 – A1
SUCTION
A1 – A2 – A3 – A4 – A5 – A6
DELIVERY
M1 – M2 – M3 – M4 – M5 – M6
MULTIMEDIA
Video
CONTACT
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TECHNICAL SHEETS