DGG – Draga

Zenit DGG [DRAGA] pumps are designed for efficient handling of wastewater and biological liquids. Featuring a cast iron vortex impeller and full free passage, these pumps ensure reliable performance in wastewater treatment plants, industrial lifting, and livestock farms.

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Product Description

Zenit DGG [DRAGA] Pumps are specifically designed to handle wastewater and biological liquids efficiently. Featuring a cast iron vortex impeller with a full free passage, these pumps ensure excellent performance in both civil and industrial applications. Their robust design and reliable operation make them ideal for wastewater treatment plants, livestock farms, and other demanding industrial processes.

The Grey series updates the offering with efficient, reliable products, while also rationalising the range.

The Grey project features completely redesigned hydraulics and motors, to guarantee high performance, low consumption and outstanding versatility.

This means clearer choices for end users selecting their products, and more efficient industrialisation. And greater efficiency means even better reliability and lower costs, all benefiting customers.

Models available in IECEx GREY II 2G Ex db h IIB T4 Gb certified version.

Max operating temperature 40°C
pH of treated liquid 6 ÷ 14
Viscosity of treated liquid 1 mm²/s
Max immersion depth 20 m
Density of treated fluid 1.1 Kg/dm³
Max acoustic pressure <70 dB
Max starts per hour 20 [<10 kW] / 15 [>10kW]
Motor casing  Cast iron GJL-250
Impeller Cast iron GJL-250 [GJL-600 for CTG]
Mechanical seals Two in silicon carbide (2SiC)
Nuts and bolts Stainless steel – Class A2-70
Standard gaskets NBR
Drive shaft AISI 431 stainless steel
Cutting knife Chromium steel [GRG] / GJL-600 [CTG]
Painting Bicomponent epoxy paint with high resistance to corrosion