Product Description
NEMA G-11 G11
Epoxy Glass Cloth Laminate Sheet
REF: IEC6089-3-2 EPGC203 / NEMA G-11 certs to MIL-24768/3 GEB / Hgw-2372.4. DIN-7735
1.FEATURES
- Very low hygrometric susceptibility
- Good dielectric properties
- High resistance to friction
- Small losses at high frequency
- High resistance to flame ( V-0 )
2.APPLICATIONS
Very convenient for equipment on high frequencies and generally for all elements having to bear strong
dynamic stresses with good resistance to fatigue. It can be used at fairly high temperatures ( more than 155 OC ).
3.TECHNICAL PARAMETER
| Item | Unit | Standard Value | Test Value |
| Flexural strength perpendicular to laminations A: Under normal conditions E-1/150: Under 150±5ºC |
MPa |
≥ 340 ≥ 170 |
402 195 |
| Notch Impact strength parallel to lamination (charpy) |
kJ/m2 |
≥ 37 |
49 |
| Dielectric strength perpendicular to lamination (in oil 90±2ºC) 2.0mm in thickness |
kV/mm |
≥ 11.8 |
15.8 |
| Breakdown voltage parallel to lamination (in oil 90±2ºC) |
kV |
≥ 45 |
>60 |
| 50 Hz dielectric coefficient | – | ≤ 5.5 |
4.20 |
| 50 Hz loss factor /50 Hz | – | ≤ 0.04 | 0.571 |
| Water absorption rate D-24/23, 1.6mm in thickness | % |
≤0.25 |
0.18 |
| Insulation resistance impregnated in water, D-24/23 |
Ω | ≥ 5.0×1010 | 3.2×1011 |
| Bonding strength | N | ≥6500 | 7880 |
| Tg (TMA ) | ºC | — | 150 |
| Density | g/cm3 | 1.70-1.95 | 1.90 |
FAQ
Q: Are you trading company or manufacturer ?
A: Both
Q: How long is your delivery time?
A: Generally it is 3-5 days if the goods are in stock. or it is 5–15days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ?is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment=2000USD, 30% T/T in advance ,the balance before shipment.
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| Application: | Insulators, Electrical Base, Shell, Motor, Switch Baseplate |
|---|---|
| Type: | Insulation Sheet |
| Chemistry: | Inorganic Insulation |
| Material: | Fiberglass |
| Thermal Rating: | F 155 |
| Maximum Voltage: | 20KV~100KV |
Where can individuals find reliable information about choosing and installing motor base plates?
When it comes to choosing and installing motor base plates, individuals can find reliable information from various sources. Here are some places where individuals can gather information to make informed decisions:
1. Manufacturer’s Documentation:
One of the primary sources of reliable information is the documentation provided by motor and motor base plate manufacturers. Manufacturers typically provide detailed product specifications, installation guidelines, and technical datasheets that contain valuable information about the selection, installation, and operation of motor base plates. These documents offer insights into the specific requirements, recommended practices, and considerations for choosing and installing motor base plates from the manufacturer’s perspective.
2. Industry Standards and Guidelines:
Industry standards and guidelines established by organizations such as the International Electrotechnical Commission (IEC) and the National Electrical Manufacturers Association (NEMA) can serve as reliable resources. These standards outline best practices, safety requirements, and performance criteria for motor and motor base plate selection and installation. Consulting relevant industry standards can provide individuals with comprehensive information and ensure compliance with industry norms.
3. Technical Publications and Journals:
Technical publications and journals focused on motor systems, electrical engineering, and industrial automation often include articles, case studies, and research papers that discuss motor base plate selection and installation. These publications are valuable resources for individuals seeking in-depth knowledge and insights from experts in the field. Examples of such publications include the IEEE Transactions on Industry Applications, the Journal of Electrical Engineering, and the Industrial Electronics Society’s Conference Publications.
4. Online Resources and Forums:
The internet offers a wealth of information through websites, forums, and online communities dedicated to motors, motor systems, and related topics. Websites of motor manufacturers, industry associations, and engineering organizations often provide resources, FAQs, and technical articles on motor base plate selection and installation. Online forums and communities allow individuals to seek advice, share experiences, and learn from the collective knowledge of professionals and enthusiasts in the field.
5. Consultation with Experts:
For complex or specialized applications, consulting with experts in the field, such as electrical engineers, motor system integrators, or consultants, can provide personalized guidance and recommendations. These experts can assess specific requirements, offer insights into motor base plate selection, and provide guidance on proper installation techniques based on their experience and expertise.
It’s important to cross-reference information from multiple sources to ensure accuracy and reliability. Motor base plate selection and installation can vary depending on factors such as motor type, application requirements, environmental conditions, and specific system constraints. Considering a range of reliable information sources can help individuals make well-informed decisions and ensure proper installation of motor base plates.
In summary, individuals can find reliable information about choosing and installing motor base plates from manufacturer documentation, industry standards and guidelines, technical publications and journals, online resources and forums, and through consultation with experts. By leveraging these resources, individuals can gather the necessary knowledge and guidance to make informed decisions and ensure successful motor base plate selection and installation for their specific applications.
How does the selection of a motor base plate impact the overall performance of the motor?
The selection of a motor base plate can have a significant impact on the overall performance of the motor. The base plate plays a crucial role in providing support, stability, and proper alignment for the motor, which directly affects its performance in several ways.
1. Vibration and Noise: A well-chosen motor base plate helps reduce vibration and noise generated during motor operation. By providing a stable and rigid platform, the base plate minimizes vibrations and prevents excessive noise transmission. It may incorporate vibration isolation features or acoustic insulation materials that further dampen vibrations and reduce noise levels, resulting in a quieter and smoother operation.
2. Alignment: Proper alignment of the motor is essential for optimal performance. The base plate ensures accurate alignment by providing a reference surface and mounting points that are designed to match the motor’s specifications. Correct alignment helps prevent mechanical issues such as shaft misalignment, which can lead to increased wear, decreased efficiency, and premature failure of bearings and other motor components.
3. Heat Dissipation: Motors generate heat during operation, and efficient heat dissipation is crucial for maintaining optimal performance and prolonging the motor’s lifespan. The motor base plate, often made of materials with good thermal conductivity, acts as a heat sink, dissipating heat away from the motor and promoting better cooling. Adequate heat dissipation helps prevent overheating, which can degrade motor performance and reduce its operating efficiency.
4. Structural Integrity: The base plate provides structural support for the motor, ensuring its stability and integrity. A properly selected base plate with sufficient strength and rigidity helps prevent excessive vibrations, mechanical resonance, and structural deformations. It ensures that the motor operates within its design limits, minimizing the risk of damage and maximizing its performance and reliability.
5. Installation Flexibility: The selection of a suitable motor base plate allows for proper installation of the motor in different orientations or mounting configurations. Some base plates are designed specifically for horizontal installations, while others accommodate vertical or customized orientations. Choosing the right base plate ensures that the motor is securely and correctly mounted, which contributes to its overall performance and safe operation.
Overall, the selection of a motor base plate directly impacts the motor’s performance by influencing vibration and noise levels, alignment accuracy, heat dissipation, structural integrity, and installation flexibility. It is important to consider the specific requirements of the motor and its intended application when choosing a base plate to optimize the motor’s overall performance and longevity.
Can motor base plates be used for both horizontal and vertical motor installations?
Motor base plates are typically designed and manufactured to be used for specific motor installations, either horizontal or vertical. The orientation of the motor base plate depends on the intended installation position of the motor.
Horizontal motor installations involve mounting the motor in a horizontal position, with the shaft parallel to the ground. In this case, the motor base plate is designed to support the weight of the motor and provide a stable platform for mounting it horizontally. The motor base plate may have specific features such as mounting holes and slots that are oriented for horizontal installation.
Vertical motor installations, on the other hand, involve mounting the motor in a vertical position, with the shaft perpendicular to the ground. This type of installation is commonly used in applications such as pumps and compressors. The motor base plate for vertical installations is designed to provide proper support and alignment for the motor in a vertical orientation. It may have features such as additional bracing or reinforcement to ensure stability.
Due to the different requirements and orientations of horizontal and vertical motor installations, it is generally not recommended to use the same motor base plate for both types of installations. Using a base plate intended for horizontal installation in a vertical orientation, or vice versa, may compromise the stability, alignment, and overall performance of the motor.
Therefore, it is important to carefully select the appropriate motor base plate based on the specific installation requirements and orientation of the motor. This ensures proper support, alignment, and safe operation of the motor in either a horizontal or vertical position.
editor by CX 2024-05-16