China OEM Electrical Insulation Material G11/Fr4/3240 Epoxy Fiberglass Cloth Laminate Plate for Transformer vacuum pump electric

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

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

motor base

How can users troubleshoot common issues related to motor base plate misalignment?

Troubleshooting common issues related to motor base plate misalignment is essential to ensure the proper functioning and longevity of the motor system. Here are some steps users can take to troubleshoot and address these issues:

1. Visual Inspection:

Perform a visual inspection of the motor base plate and its alignment with respect to the driven equipment. Look for any obvious signs of misalignment, such as gaps, uneven contact, or visible deviations from the expected alignment. Examine the mounting bolts, shims, and other components for looseness, damage, or improper installation.

2. Measurement and Alignment Tools:

Utilize measurement and alignment tools to assess the alignment of the motor base plate. These tools may include precision levels, laser alignment systems, or dial indicators. Measure the alignment in both horizontal and vertical planes to identify any discrepancies or misalignments. This will help determine the extent and direction of the misalignment.

3. Check Mounting Bolts and Shims:

Inspect the mounting bolts and shims that secure the motor base plate to its foundation or frame. Ensure that the bolts are tightened to the recommended torque and that the shims are correctly positioned. Loose bolts or improperly placed shims can contribute to base plate misalignment. Tighten the bolts as necessary and adjust the shims to achieve proper alignment.

4. Adjusting Shims:

If the misalignment is detected, shims can be added or removed strategically to align the base plate correctly. Shims are thin, flat pieces that are placed between the base plate and the mounting surface to adjust the height and tilt. Adding or removing shims in specific areas can help correct misalignment. Follow the manufacturer’s instructions or consult alignment guidelines to ensure proper shim adjustment.

5. Recheck Alignment:

After making adjustments to the shims or mounting bolts, recheck the alignment using the measurement and alignment tools. Ensure that the alignment is within the acceptable tolerances specified by the motor manufacturer or industry standards. Repeat the adjustment process if necessary until the desired alignment is achieved.

6. Verify Coupling Alignment:

In cases where the motor is coupled to driven equipment (e.g., pumps, fans, or compressors), ensure that the coupling alignment is also checked and adjusted if needed. Misalignment between the motor and the driven equipment can contribute to base plate misalignment. Use appropriate coupling alignment tools and techniques to ensure proper alignment between the motor shaft and the driven equipment shaft.

7. Consider Professional Assistance:

If troubleshooting and adjustments performed by the user do not resolve the base plate misalignment or if the misalignment appears severe or complex, it may be necessary to seek professional assistance. Alignment experts or motor service technicians can provide specialized knowledge and equipment to accurately diagnose and correct misalignment issues.

By following these troubleshooting steps, users can identify and address common issues related to motor base plate misalignment. Proper alignment contributes to optimal motor performance, reduced wear and tear, improved energy efficiency, and decreased risk of premature failures or downtime.

motor base

How do motor base plates contribute to ease of maintenance for electric motors?

Motor base plates play a significant role in facilitating ease of maintenance for electric motors. They provide several features and benefits that simplify maintenance tasks and enhance accessibility to the motor components. Here are some ways in which motor base plates contribute to the ease of maintenance:

1. Accessibility: Motor base plates are designed to allow easy access to the motor and its components. They provide a stable and secure platform for the motor, making it easier for maintenance personnel to reach and work on various parts of the motor, such as the bearings, shaft, or wiring connections. The base plate’s design often incorporates strategic openings or cutouts that provide convenient access points for maintenance tasks.

2. Quick Removal and Installation: Motor base plates are typically designed for easy removal and installation of the motor. They often feature mounting arrangements that allow for swift disconnection and reconnection of the motor from the base plate. This simplifies maintenance activities such as motor replacement, inspection, or repair, reducing downtime and enhancing efficiency during maintenance operations.

3. Alignment Assistance: Motor base plates often include alignment features that aid in aligning the motor during installation or maintenance. These features can include reference marks, guides, or built-in leveling mechanisms that help ensure proper alignment between the motor and driven equipment. Proper alignment is critical for optimal motor performance and longevity, and the base plate’s alignment assistance simplifies this aspect of maintenance.

4. Integrated Wiring Channels: Some motor base plates are designed with integrated wiring channels or conduits that enable organized routing and protection of motor wiring. These channels help keep the wiring neatly organized and shielded from potential damage, making it easier to inspect and maintain the wiring connections. They also contribute to a cleaner and safer work environment during maintenance activities.

5. Vibration and Noise Control: Motor base plates may incorporate vibration isolation features or materials to dampen vibrations and reduce noise levels. This not only enhances the motor’s performance but also contributes to a more comfortable and safer maintenance environment. Reduced vibrations and noise make it easier for maintenance personnel to detect and diagnose any abnormal motor behavior or issues during routine inspections.

6. Mounting Provisions for Accessories: Motor base plates often include mounting provisions or brackets for attaching additional accessories or components, such as sensors, controls, or monitoring devices. These provisions simplify the integration of such accessories into the motor system, facilitating maintenance tasks such as sensor replacement or system upgrades.

7. Durability and Corrosion Resistance: Motor base plates are typically constructed from durable materials, such as steel or aluminum, that offer resistance to corrosion and environmental factors. This ensures that the base plate remains robust and reliable over time, reducing the need for frequent maintenance or replacement. The use of corrosion-resistant materials also simplifies cleaning and maintenance of the base plate itself.

By incorporating these features and benefits, motor base plates contribute to the ease of maintenance for electric motors. They enable easier access, quick removal and installation, alignment assistance, organized wiring routing, vibration control, mounting provisions, and durable construction. These aspects collectively streamline maintenance tasks, improve efficiency, and contribute to the overall reliability and longevity of the electric motor system.

motor base

Are there different types of motor base plates available for various motor sizes?

Yes, there are different types of motor base plates available to accommodate various motor sizes. Here’s a detailed explanation:

Motor base plates are designed to provide a secure and stable mounting platform for electric motors, regardless of their size. Manufacturers offer a range of base plate options to ensure compatibility with different motor sizes and configurations. The specific types of motor base plates available may vary depending on the manufacturer and the intended application.

Here are some common types of motor base plates:

1. Fixed Base Plates: Fixed motor base plates are a standard option for smaller motors. They have a fixed design and do not offer adjustable mounting slots or bolt-hole patterns. These base plates are typically used for motors with a consistent frame size and mounting configuration.

2. Slotted Base Plates: Slotted motor base plates feature adjustable slots or elongated holes to accommodate a range of motor sizes and mounting configurations. The slots allow for fine-tuning the motor’s position and alignment. Slotted base plates provide more flexibility compared to fixed base plates and are commonly used for motors with varying frame sizes and mounting requirements.

3. Adjustable Base Plates: Adjustable motor base plates offer a high degree of flexibility in terms of motor size and mounting options. These base plates typically feature multiple sets of mounting holes or slots that can be adjusted to accommodate different motor sizes, frame styles, and mounting orientations. Adjustable base plates provide versatility for motor installations in diverse industrial applications.

4. Custom Base Plates: In some cases, especially for unique motor sizes or specialized applications, custom motor base plates may be required. Custom base plates are designed and fabricated to meet specific motor requirements, taking into account factors such as motor dimensions, weight, mounting configuration, and alignment needs. These base plates are tailored to ensure a precise fit and optimal performance for the specific motor.

It’s important to consult motor manufacturers, suppliers, or industry experts to determine the appropriate motor base plate for a specific motor size and application. They can provide guidance on selecting the right base plate type and ensure compatibility with the motor’s dimensions, mounting requirements, and alignment specifications.

By offering different types of motor base plates, manufacturers cater to the diverse needs of various motor sizes and configurations, enabling reliable and efficient motor installations in industrial applications.

China OEM Electrical Insulation Material G11/Fr4/3240 Epoxy Fiberglass Cloth Laminate Plate for Transformer   vacuum pump electricChina OEM Electrical Insulation Material G11/Fr4/3240 Epoxy Fiberglass Cloth Laminate Plate for Transformer   vacuum pump electric
editor by CX 2024-05-17