Impeller pump SGR series

wastewaterwith asynchronous motorsubmersible

Product overview
The SGR series are submersible draining electric pumps with an integrated cutting/crushing system, designed to shred suspended solids and fibres and to pump dirty liquids that are non-explosive and not chemically aggressive to pump materials. Maximum liquid temperature: 35 °C (CEI EN 60335-2-41).

Applications

• Dewatering of flooded areas and sumps
• Wastewater lifting stations and septic tanks
• Water circulation in industrial plants

Technical features

• Motor body: AISI 304 stainless steel
• Pump body: Cast iron G20 with anti-corrosive coating
• Impeller: Cast iron G20 with anti-corrosive coating
• Pump shaft: AISI 420 stainless steel
• Pump-side mechanical seal: BT Burgmann Q7 (silicon carbide)
• Motor-side mechanical seal: BT Burgmann Q7 (silicon carbide)
• Power cable: 10 m H07RN-F
• Cutting/crushing system (SGR): precision-cast tempered stainless steel AISI 440 C

MOTOR

• Two-pole rewindable induction motor
• Protection class: IP68
• Insulation class: F
• Single-phase supply: compulsory “Q di quadro”
• Three-phase supply: protection must be provided by the user or use “Q di quadro”
• Continuous duty when fully submerged

Characteristics / technical specifications

• Series / model: SGR
• Application: submersible electric wastewater draining pump with cutting/crushing system
• Maximum liquid temperature: up to 35 °C (CEI EN 60335-2-41)
• Motor body material: AISI 304 stainless steel
• Pump and impeller material: Cast iron G20 with anti-corrosive coating
• Pump shaft material: AISI 420 stainless steel
• Mechanical seals: BT Burgmann Q7 (silicon carbide)
• Cutting system material: AISI 440 C stainless steel (precision-cast)
• Power cable: 10 m H07RN-F
• Motor protection: IP68
• Insulation: class F
• Supply options: single-phase (with “Q di quadro”) or three-phase (user-provided protection or “Q di quadro”)
• Duty: continuous when fully submerged