Submersible Motors (Resin Filled Encapsulated)

The C.R.I. 4″ R Series Resin Filled Encapsulated Submersible Motors represent a pinnacle of engineering excellence, meticulously crafted to deliver unparalleled performance in deep well and borehole applications. These motors are ingeniously pre-filled with an anti-freeze agent, doubling as a lubricant to ensure optimal functionality across diverse temperature conditions. Available in both single and three-phase configurations, they are equipped with thermal protection and lightning arresters within specified ranges, elevating safety and durability standards. Reinforced by robust bush and thrust bearings, they adeptly withstand substantial axial and radial thrust loads. Engineered to conform to rigorous NEMA standards, these motors guarantee dependable, long-term operation, catering seamlessly to a broad spectrum of residential and commercial requirements.

Applications

Key Features

All you need to know about – Submersible Motors (4” Resin Filled Encapsulated)

Specifications

Nominal Diameter 4″
Series Resin Filled Encapsulated Submersible Motors
Power Range Single Phase: 0.37 – 1.1 kW (2 Wire)
Single Phase: 0.37 – 1.5 kW (3 Wire)
Three Phase: 0.37 – 7.5 kW
Speed 2900 rpm
Version Single Phase: 230V, 50Hz
Three Phase: 380V – 415V, 50Hz
Method of Starting Single Phase – Capacitor Star Capacitor Run (CSCR)
Single Phase – Capacitor Star Induction Run (CSIR)
Three Phase – Direct On Line (DOL)
Maximum Down Thrust Load 0.37 – 0.55 kW – 1500N
0.75 – 1.5 kW – 3000N
2.2 – 7.5 kW – 6500N
Type of Duty S1 (Continuous)
Degree of Protection IP 68
Class of Insulation F
Max. Temperature of Liquid 30˚C
Minimum Cooling Flow Along the Motor 0.15 m/sec
Starts per Hour Single Phase – 20 Times
Three Phase – 12 Times
Available M.O.C. Type A

C.R.I.’s 4” and 6” Resin-Filled Encapsulated Submersible Motors are engineered for exceptional performance and reliability in underwater applications. Encapsulated in high-quality resin, these motors are protected from moisture and contaminants, enhancing durability and efficiency. Ideal for both residential and commercial use, they operate quietly and efficiently across various applications, including water supply, irrigation, pressure boosting, and fountains. The resin encapsulation not only prevents corrosion, extending the motor’s lifespan, but also ensures consistent operation by maintaining optimal internal temperature. Precision-engineered to meet stringent international standards, these motors excel in the demands of deep water extractions.

Applications

Key Features

All you need to know about – Submersible Motors (6″ Resin-Filled Encapsulated)

Specifications

Nominal Diameter 6″
Series Resin Filled Encapsulated Submersible Motors
Power Range kW Three Phase: 5.5 – 22 kW
Speed 2900 rpm
Versions Three Phase: 380V – 415V, 50Hz
Method of Starting 5.5 kW – 22 kW Direct On Line (DOL)
Maximum Down Thrust Load 15500 N
Type of Duty S1 (Continuous)
Degree of Protection IP 68
Class of Insulation F
Max. Temperature of Liquid 30˚C
Minimum Cooling Flow Along the Motor 0.15 m/sec
Starts per Hour 12 Times
Available M.O.C. Type B

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