4SR 4" submersible pumps0 pages

4SR
4” submersible pumps
PERFORMANCE RANGE
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CERTIFICATIONS
Flow rate up to 375 l/min (22.5 m³/h)
Head up to 405 m
APPLICATION LIMITS
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Maximum liquid temperature +35 °C
Maximum sand content 150 g/m³
100 m immersion limit
Installation:
– vertical
– horizontal, with the following limits:
4SR1 - 4SR1.5 - 4SR2 - 4SR4 up to 27 stages
4SR6 - 4SR8 - 4SR10 - 4SR12 - 4SR15 up to 17 stages
Starts/hour: 20 at regular intervals
Minimum flow rate for motor cooling 8 cm/s
Continuous service S1
CONSTRUCTION AND SAFETY STANDARDS
ELECTRIC MOTOR
– Single-phase 230 V - 50 Hz
– Three-phase 400 V - 50 Hz
Length of power cable:
– 1.5 m for powers from 0.37 to 1.5 kW (3 kW 4SR-FK)
– 2.5 m for powers from 2.2 to 5.5 kW (from 4 kW to 7.5 kW 4SR-FK)
– 3.5 m for power from 7.5 kW 4SR-PD
➠ The 4SR-PD single-phase versions come with a capacitor included in the packaging.
EN 60335-1
IEC 60335-1
CEI 61-150
202
EN 60034-1
IEC 60034-1
CEI 2-3
INSTALLATION AND USE
Suitable for use with clean water with a sand content of no more
than 150 g/m³. As a result of their high efficiency and reliability,
they are suitable for use in domestic, civil and industrial applications such as for the distribution of water in combination with pressure sets, for irrigation, for washing plants and for pressure boosting in fire-fighting sets, etc.
PATENTS - TRADE MARKS - MODELS
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Patent Pending n° PCT/EP2009/059855 (cable cover)
Patent Pending n° PCT/IB2009/051491 (for single-phase 4SR-PD
up to 0.75 kW; three-phase up to 1.1 kW).
OPTIONALS AVAILABLE ON REQUEST
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Other voltages or 60 Hz frequency
GUARANTEE
2 years subject to terms and conditions