Stuart CH 4-40 B (50Hz)

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Centrifugal Horizontal Pump Multistage

Designed to provide a pressurised water supply from a break tank in either a positive or negative head application. CH 4-40 B Multistage Boostamatic pumps are self priming up to 5 metres and do not rely on a gravity flow of water to activate. With flow rates up to 125 litres/minute and heads up to 37 metres, these pumps are suitable for commercial or domestic use, pumping hot or cold water and are supplied with G1 flexible hoses and adaptors.

Key Features

Flow rates up to 125 litres per minute and heads up to 37 metres

Fully automatic control

No pulsing during operation

Resources & Downloads

Stuart CH 4 B (50 Hz) Data Sheet

Stuart CH 4 B (50 Hz) Installation Guide

Technical Specification

Product Code	46594
General
GTIN	5050400465942
Warranty	2 years
WRAS	WRAS Approved Product (2211047)
Confiormity certification	UKCA / CE
Features
Pump type	Centrifugal Multistage
Pump control	Pressure/Flow Switch
Anti-vibration feet
Inlet strainer(s)
Flexible hoses	2
Run on timer	3 seconds
Dry run protection
Priming vent plug
Self priming
Typical noise	68 dB(A)
Materials
Pump body	Brass / stainless steel
Impeller	Stainless steel
Mechanical seal	EPDM/Carbon/Ceramic
Performance
Maximum head - closed valve	37 metres
Performance @ 50 l/min	33 metres
Performance @ 100 l/min	16 metres
Maximum flow	125 l/min
Minimum static inlet pressure	1 metres
Maximum static inlet pressure	10 metres
Maximum static outlet pressure	13 metres
Maximum working pressure*	600 kPa / 6 bar
Maximum ambient air temperature - continuous	40 °C
Maximum ambient air temperature - intermittent	50 °C
Min / Max water temperature**	Min 4 °C / Max 65 °C
Cut out flow	1 l/min (approx)
Cut in pressure	190 kPa / 1.9 bar
Pressure vessel air pre-charge	1.8 bar / 26.1 psi
Maximum suction lift***	4.6 metres
Connections
Pump connections (Inlet)	G 1 M
Pump connections (Outlet)	G 1 M
Flexible hoses
Connections	G 1 M x G 1 F x 300 mm long
Anti-vibration hose (diameter)	G 1
Motor
Type	Induction, auto-reset thermal trip
Duty rating	Continuous (S1)
Electrical
Power supply (Vac/Ph/Hz)	230 V a.c. / 1 / 50 Hz
Power consumption - P1	1193 Watts
Current - full load	5.4 Amps
Fuse rating	13 Amps
Power cable length	1.5 metres (pre-wired)
Physical
Enclosure protection	IPX5
Length	420 mm
Width	155 mm
Height - excluding hoses	312 mm
Weight - including fittings	15.1 Kg
*	The maximum pressure that can be applied to the pump under any installation conditions.
**	A stored water temperature of 60 ^oC is considered sufficient to meet all normal requirements and will minimise deposition of scale in hard water areas.
***	A suction lift of up to 4.6 metres can be achieved if a footvalve and strainer is used.

Compare Models

Description	Maximum head - closed valve	Maximum flow
Stuart CH 4-30 B (50Hz)	46593	26 metres	120 l/min
Stuart CH 4-40 B (50Hz)	46594	37 metres	125 l/min
Stuart CH 4-50 B (50Hz)	46595	51 metres	135 l/min
Stuart CH 4-60 B (50Hz)	46610	64 metres	157 l/min

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