FB Submersible pump - FB4-1308 4'' - Noryl impeller

4'' submersible pump for clean water, floating noryl impellers - DN100 - Maximum Flow Rate 70 l/min - H(m) 19 - Motor to be added: recommended FB 4B0.75M 1~230 (0.75 HP – 0.55 kW) or compatible

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FB submersible pump end, FB4 series, for clean water in 4” wells (DN 100). Its very simple construction, anti-wear floating impellers and easy installation make this a long-lasting, high-quality product.

APPLICATIONS

• agriculture
• fire fighting
• water supply
• pressure boosting
• domestic use
• industry
• irrigation

CONSTRUCTION

• suction support, drive coupling, suction strainer, shaft, sleeve, cable guard, intermediate casings, non-return valve and delivery bowl in AISI 304 stainless steel
• impellers, diffusers and upper support in noryl GFN2
• intermediate spacer in sintered steel
• rubber and EPDM O-rings

FB4 SERIES FEATURES

• maximum flow rate: 400 l/min
• maximum head: 392 m
• maximum power: 7.5 kW
• maximum overall diameter: 98 mm (cable guard included)
• maximum water temperature: 35°C (pump end only; for the motor see the motor page)
• maximum sand content: 150 g/m³

TECHNICAL DATA

• Motor power to couple: 0.75 HP – 0.55 kW
• Recommended motor: FB 4B0.75M – single-phase 230 V
• Flow rate: 20 – 70 l/min
• Head: 19 – 51 m (54 m at zero flow)
• Discharge outlet: G 1”1/4
• Maximum diameter: 98 mm
• Pump end length: 289 mm
• Pump end weight: 2.9 kg
• Speed: 2900 rpm

PERFORMANCE

Tolerances according to EN ISO 9906 annex A gr. 2. Complies with EU Reg. 547/2012 (MEI ≥ 0.40).

PERFORMANCE CURVE

Curve drawn from FB catalogue data.

Price refers to the pump end only: motor, coupling and cables not included.

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Manufacturer Technical Data Sheet

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