TW 4″ Asynchronous two-poles submersible motor, made in AISI 304 stainless steel for parts in contact with water. Cooling and lubrication of the thrust bearing assembly and carbon bushes is provided by a mixture of water and glycol. Squirrel-cage rotor mounted on Kingsbury self-centring thrust bearing. Stator housed in an airtight resin filled stainless steel casing (canned-type) with both flanges and shell in AISI 304L stainless steel.Removable cable connector to allow fast and easy maintenance.
On request is available the 4TWX version made entirely in stainless steel AISI 316.
TECHNICAL SPECIFICATION
Flange: NEMA 4″
Insulation class: F
Degree of protection: IP68
Min Cooling flow: 1.0 ft/sec @ 95 °F
Voltage tolerance: + 6% / -10%
Max starts: 20/h
Max operating depth: 984 ft
Horizontal operation: 0.5 HP – 1.5 HP
Range
Single Phase 115v 60Hz: 0.5Hp only
Single Phase 230v 60Hz: From 0.5Hp to 1.5Hp
The motor and cable are certified to CSA & UL electrical safety standards.
Motor suitable for use with variable frequency drive (30 Hz – 50/60 Hz).
The capacitor is placed inside motor stator, so the motor doesn’t require an external control box.
Thermal protection included in the motor from from 0,5 HP to 1 HP in the 230 V – 60 Hz version.
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