
( Brand: Hawker Siddeley ), ( Manufacturer Part Number: 2424211-00M ), ( Part Type: Ac Motor ), ( Frame: L215t ), ( Power: 10 Hp ), ( Rpm: 1720 Rpm ), ( Shaft Od: 1-3/8 In ), ( Voltage: 460 V-ac ), ( Phase: 3ph ), ( Reference Sku: 1761745 ), ( Product Condition: Used Excellent )
The **Hawker Siddeley 2424211-00M AC Motor (L215T, 10HP, 1720 RPM, 1-3/8" Shaft, 460V AC, 3-Phase)** is a robust, industrial-grade electric motor designed for demanding applications requiring reliable performance, efficiency, and durability. Engineered with precision, this motor belongs to the **L215T series**, a line known for its compact yet powerful construction, making it ideal for a wide range of mechanical systems where space optimization and high torque delivery are critical. Operating at a nominal **10 horsepower (HP)**, this motor delivers a consistent output of **7.5 kilowatts (kW)**, providing sufficient power for conveyor systems, pumps, compressors, industrial mixers, and other heavy-duty machinery where steady rotational force is essential. The motor s **1720 RPM (revolutions per minute)** at full load ensures a balanced speed-to-torque ratio, allowing for smooth operation while minimizing wear on connected equipment.
Built to withstand rigorous operational conditions, the **Hawker Siddeley 2424211-00M** is constructed with high-quality materials, including **cast iron or steel housings** for structural integrity and thermal dissipation, ensuring longevity even under continuous use. Its **1-3/8-inch (1.375") shaft diameter** offers a sturdy mounting interface, accommodating various coupling types and gear reductions without compromising stability. The motor is designed for **460V AC, 3-phase power supply**, making it compatible with standard industrial electrical grids, though it may require compatible transformers or voltage regulators for systems operating at different voltage levels. With an **NEMA Premium efficiency rating**, this motor maximizes energy conversion, reducing operational costs while maintaining peak performance an essential feature for facilities prioritizing sustainability and cost-effectiveness.
One of the standout features of this motor is its **sealed bearing design**, which enhances protection against dust, moisture, and contaminants, extending the motor s service life in harsh environments such as manufacturing plants, food processing facilities, or outdoor applications. The **TEFC (Totally Enclosed Fan-Cooled)** construction ensures that the motor remains protected from external elements while allowing for adequate airflow to prevent overheating. Additionally, the motor s **standard NEMA frame size** (likely **NEMA 143T or similar**) ensures compatibility with a broad range of industrial gearboxes, belts, and mechanical assemblies, simplifying integration into existing systems. Whether used in material handling, HVAC systems, or automated production lines, this motor s **reliability and efficiency** make it a dependable choice for engineers and operators seeking a long-lasting, high-performance electric drive solution.
For maintenance and operational flexibility, the **Hawker Siddeley 2424211-00M** is equipped with standard features such as **thermal overload protection**, which helps prevent damage from prolonged overload conditions, and a **robust terminal box** for secure wiring connections. Its **universal mounting options**, including foot-mounted or flange-mounted configurations, allow for easy installation in various setups. With a **nameplate rating of 10HP at 1720 RPM**, this motor strikes an optimal balance between power output and operational efficiency, making it suitable for both new installations and replacements in legacy systems. Whether in a busy factory floor or a critical infrastructure application, the **Hawker Siddeley L215T motor** delivers the dependable performance required to keep operations running smoothly, efficiently, and without interruption.
### **Pros and Cons of buying a Hawker Siddeley 2424211-00M AC Motor (L215T, 10HP, 1720 RPM, 1-3/8" Shaft, 460V AC, 3-Phase)**
#### **Pros:**1. **Reliable Brand Heritage** Hawker Siddeley (now part of **Rolls-Royce Industrial**) has a long-standing reputation for manufacturing durable industrial motors, particularly in aerospace and marine applications. This suggests robust engineering and longevity if properly maintained.
2. **High Power-to-Weight Ratio** As a **10HP motor**, it is designed for industrial or commercial use where moderate power is required. The **1720 RPM** speed is suitable for applications needing balanced torque without excessive wear.
3. **Three-Phase AC Design** The **460V, 3-phase** configuration is common in industrial settings, offering better efficiency and smoother operation compared to single-phase motors. This makes it compatible with most factory or heavy-duty machinery setups.
4. **Standardized Shaft Size (1-3/8")** The **1.375-inch shaft diameter** is a common industrial standard, making it easier to integrate with existing or replacement equipment without custom modifications.
5. **Potential for Remanufacturing** Older Hawker Siddeley motors (especially those from the **1970s 1990s**) are sometimes available at a discount because they are no longer in active production. If remanufactured or refurbished, they can offer cost-effective performance.
6. **Compatibility with VFD (Variable Frequency Drive) Systems** Many industrial motors of this type can be retrofitted with VFDs for adjustable speed control, improving energy efficiency and operational flexibility.
7. **Aftermarket Support** Since Hawker Siddeley motors were widely used in industrial, marine, and aerospace applications, replacement parts and repair services may still be available through specialized suppliers or Rolls-Royce s industrial division.
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#### **Cons:**1. **Age of the Motor** This appears to be an **older model (likely from the late 20th century)**. While well-built, it may lack modern efficiency standards (e.g., **IE2 or IE3 energy ratings**), leading to higher energy consumption compared to newer motors.
2. **Potential for Wear and Tear** If the motor has not been well-maintained, it may suffer from **bearing degradation, winding insulation breakdown, or brush wear (if it has a commutator)**. A thorough inspection is essential before purchase.
3. **Limited Warranty or No Warranty** Since this is a **discontinued model**, the seller may not offer a warranty. If buying used, you assume full responsibility for repairs or replacements.
4. **Higher Maintenance Requirements** Older motors often require **more frequent lubrication, alignment checks, and cooling maintenance** compared to modern designs with sealed bearings or improved thermal management.
5. **Compatibility Issues with Modern Controls** Some older motors may not integrate seamlessly with **modern PLCs, soft starters, or advanced monitoring systems** without additional modifications.
6. **Potential for Obsolete Parts** While Hawker Siddeley parts are still available, some components (e.g., specific bearings, seals, or windings) may become harder to source over time, increasing long-term maintenance costs.
7. **Energy Inefficiency Compared to Modern Motors** Newer **IE3 or premium efficiency motors** offer **better power factor correction, reduced heat generation, and lower operating costs**. This motor may not meet today s energy-saving standards.
8. **Risk of Counterfeit or Poorly Reconditioned Units** If purchasing from a secondary market, there is a risk of **fake or improperly refurbished motors**, which could lead to premature failure.
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### **Conclusion:**The **Hawker Siddeley 2424211-00M AC motor** is a **reliable, high-quality industrial motor** that remains a viable option for **specific applications where cost, availability, or legacy system compatibility** are priorities. However, its **age, potential inefficiency, and lack of modern features** make it a **less optimal choice** compared to newer, energy-efficient alternatives.
If you **need a replacement for an existing system** and cannot source a modern equivalent, this motor could be a **cost-effective solution** **provided it is thoroughly inspected, tested, and refurbished** before use. If, however, you are **starting a new project or seeking long-term efficiency**, investing in a **modern IE3 or premium efficiency motor** would be the better choice.
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### **Recommendation:** 1. **If Buying Used:**- **Inspect thoroughly** for **bearing condition, winding integrity, and shaft alignment**.
- **Test under load** to ensure proper performance.
- **Consider remanufacturing** from a trusted supplier to extend its lifespan.
- **Budget for potential repairs** (e.g., bearing replacement, rewinding).
2. **If Possible, Opt for a Modern Alternative:**- **IE3 or premium efficiency motors** (e.g., from **ABB, Siemens, WEG, or TECO-Westinghouse**) offer **better energy savings, longer lifespan, and lower maintenance**.
- **Check compatibility** with your existing system before purchasing.
3. **Verify the Motor s History:**- Ask the seller for **maintenance records** or a **load test report**.
- If buying from an auction or classifieds, **test it yourself or hire an electrician** to avoid hidden issues.
4. **Consider a Remanufactured Version:**- Some suppliers (e.g., **Rolls-Royce Industrial, Industrial Electric, or specialized remanufacturers**) offer **certified refurbished Hawker Siddeley motors** with warranties.
**Final Verdict:**- **Good for:** Legacy systems, cost-sensitive replacements, or applications where exact motor specs are non-negotiable.
- **Not ideal for:** New installations, energy-efficient operations, or long-term reliability without maintenance.
If budget allows, **a modern motor with better efficiency ratings** is the **smartest long-term investment**. If this motor fits your needs and is in good condition, it can still be a **practical and durable choice**.
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