4PB Series Overtemperature Protection Shielded Submersible Motor
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The 4PB Series 4 inch Electric Water Pump for Deep Well is a specialized pump designed for deep well applications. It is known for its powerful motor, and reliable performance.
Applications :
Provides water supply from wells or reservoirs for various use cases.
Caters to domestic, civil, and industrial applications with stable performance.
Supports garden maintenance and agricultural irrigation operations efficiently.
Key Features :
1、Overtemperature Protection: The 4PB series motor is equipped with overtemperature protection mechanisms. These mechanisms monitor the motor's temperature during operation and automatically shut down the motor if it exceeds a safe operating limit. This feature helps prevent overheating and potential damage to the motor, ensuring its longevity and reliability.
2、Application Range: The motor is suitable for various applications, including irrigation systems for agriculture, boosting the water flow in fountains or decorative water features, supplying water to households or buildings, and pumping ground water for industrial purposes. However, it is important to refer to the manufacturer's specifications and guidelines to ensure proper application and usage.
3、High Motor Efficiency: The motor is designed with high efficiency in mind, which means it can convert a higher percentage of electrical energy into mechanical power. This leads to reduced energy consumption, lower operating costs, and increased overall system efficiency.
4、Upper Thrust Protection: The motor incorporates upper thrust protection mechanisms. These mechanisms help prevent excessive axial loads on the motor shaft, which can cause premature wear and reduce the motor's lifespan. By protecting against such thrust forces, the motor is more durable and reliable in applications where axial loads are present.
5、Built-in Cooling Chamber: The motor is equipped with a built-in cooling chamber that helps dissipate heat generated during operation. Efficient heat dissipation is crucial for maintaining optimal motor performance and preventing overheating. The cooling chamber helps to regulate the motor's temperature and ensures its longevity even in demanding environments.
6、Reduced Risk of Short-Circuit: The motor is designed to minimize the risk of short-circuits. With appropriate insulation and protective measures, the motor is better protected against electrical faults. This reduces the likelihood of damage to the motor and improves safety during operation.
7、Seal Shaft: The motor features a seal shaft design, which helps prevent water ingress into the motor housing. This provides an additional layer of protection against potential damage caused by water or other contaminants. The sealed shaft design contributes to the motor's durability and longevity, especially in submersible applications where the motor operates in water.
Speed: 2850rpm
Insulation class: F
Protection grade: IP68
Minimum well diameter: 4"
Motor and Pump :
Rewindable motor
Single phase: 220-240/50Hz
Three phase: 380-415/50Hz
Equip with start control box or digital auto-control box
NEMA dimension standards
Options on request :
Special mechanical seal
Warranty : 2 years
(according to our general sales conditions)
CE Certificate :
Components :
|
Components |
Material |
|
Motor external casing |
AISI 304 SS |
|
Oil Chamber |
AISI 304 SS |
|
Bottom support |
AISI 304 SS |
|
Mechanical seal |
Special seal for deep well(Graphite-Ceramic) |
|
Shaft |
AISI 304 SS |
|
Seal lubricant oil |
Oil for food machinery and pharmaceutic use. |
Technical data :
| MODEL | P₂ | DELIVERY n≈2850r/min | ||||||
| KW | HP | Voltage (v) |
Ph | In (A) |
cosφ | η (%) |
N.m | |
| 4PBM370 | 0.37 | 0.5 | 220-240V | 1 | 2.6 | 0.99 | 64 | 1.3 |
| 4PBM550 | 0.55 | 0.75 | 3.8 | 0.99 | 67 | 1.9 | ||
| 4PBM750 | 0.75 | 1 | 5.0 | 0.99 | 68 | 2.5 | ||
| 4PBM1100 | 1.1 | 1.5 | 7.3 | 0.99 | 72 | 3.8 | ||
| 4PBM1500 | 1.5 | 2 | 9.6 | 0.99 | 72 | 5.1 | ||
| 4PBM2200 | 2.2 | 3 | 14.1 | 0.99 | 71 | 7.5 | ||
| MODEL | P₂ | DELIVERY n≈2850r/min | ||||||
| KW | HP | Voltage (v) |
Ph | In (A) |
cosφ | η (%) |
N.m | |
| 4PB370 | 0.37 | 0.5 | 380-415V | 3 | 1.1 | 0.69 | 64 | 1.8 |
| 4PB550 | 0.55 | 0.75 | 1.6 | 0.74 | 67 | 2.5 | ||
| 4PB750 | 0.75 | 1 | 2.1 | 0.73 | 68 | 3.5 | ||
| 4PB1100 | 1.1 | 1.5 | 3 | 0.75 | 72 | 5 | ||
| 4PB1500 | 1.5 | 2 | 4 | 0.75 | 72 | 6.8 | ||
| 4PB2200 | 2.2 | 3 | 5.9 | 0.73 | 71 | 10.3 | ||
| 4PB3000 | 3 | 4 | 7.1 | 0.83 | 71 | 12.3 | ||
| 4PB4000 | 4 | 5.5 | 9.7 | 0.82 | 71 | 16.5 | ||
| 4PB5500 | 5.5 | 7.5 | 13.1 | 0.82 | 77 | 22.5 | ||
| 4PB7500 | 7.5 | 10 | 17.7 | 0.83 | 77 | 30.5 | ||
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