NG | Self-priming jet Calpeda pumps

NG | Self-priming jet Calpeda pumps

Construction
Close-coupled self-priming shallow well jet pumps with built-in ejector.
NG: version with pump casing and lanter bracket in cast iron.
BNG: version with pump body and bronze fitting.
The pumps are supplied fully painted.
Applications
For drawing water out of a well.
For increasing network pressure (follow local specifications).
For clean liquids or slightly dirty surface water.
For garden use.
For washing with a jet of water.
Operating conditions
Liquid temperature up to 40°C.
Ambient temperature up to 40° C.
Maximum permissible working pressure up to 10 bar.
Continuous duty (S3 60% for single-phase pump to 1,5 kW).
Motor
2-pole induction motor, 50 Hz (n ≈ 2900 rpm).
NG: three-phase 230/400 V ± 10%.
NGM: single-phase 230 V ± 10%, with thermal protector.
Capacitor inside the terminal box.
Insulation class F.
Protection IP54
IE2 efficiency class for single-phase motors up to 1,1 kW.
IE3 efficiency class for three-phase motors (IE2 up to 0,65 kW).
Constructed in accordance withEN 60034-1.
EN 60335-1, EN 60335-2-41.
Special features on request
Other voltages.
Frequency 60 Hz (as per 60 Hz data sheet).
Protection IP 55.
Special mechanical seal
Designation
BNGM 5/16/A
B = Bronze version (without Cast Iron version indication)
NG = Series
M = Singlephase version (no indication: threephase)
5 = Progressive type number
16 = Diameter of Venturi body