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Overhead Line Fittings

XGU Suspension Clamp — Alternate Product View

Product Overview

XGU type suspension clamp is a power hardware used for hanging conductors on overhead power lines.

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Product Overview

As a premier manufacturer and global supplier of overhead power transmission hardware, we offer the high-performance Suspension Clamp (XGU Type). Engineered for secure conductor and ground wire support, this robust clamp ensures exceptional mechanical stability in demanding environments.

  • Direct sourcing from a trusted manufacturer for large-scale infrastructure projects

  • Precision-crafted malleable iron construction for maximum durability

  • Hot-dip galvanized surface treatment for superior longevity

  • Versatile designs accommodating a wide range of conductor diameters

Product Description

The Suspension Clamp (XGU Type) is meticulously engineered to provide unwavering support for conductors and ground wires across extensive overhead transmission networks. When you handle this clamp, the substantial weight and the smooth, consistent texture of the hot-dip galvanized finish immediately convey a sense of industrial-grade durability and precise craftsmanship. Designed to seamlessly integrate into high-voltage systems, the clamp body and keepers are forged from premium malleable iron, offering a formidable defense against mechanical stress and environmental degradation. The inclusion of stainless steel cotter pins adds a crucial layer of security, ensuring that the assembly remains rigidly intact even when subjected to relentless vibrations or severe wind deviations. By distributing the mechanical load evenly across the conductor’s surface, this suspension clamp drastically reduces the risk of cable fatigue and premature wear. This translates directly into minimized maintenance interventions, uninterrupted power distribution, and a significantly optimized operational budget for your infrastructure projects. Whether deployed in coastal regions with high salinity or mountainous terrains battered by extreme weather, the XGU series stands as a reliable guardian of your transmission lines, ensuring long-term operational excellence.

Product Specifications

Below are the detailed technical specifications and dimensional data for our various Suspension Clamp models, ensuring you find the exact fit for your specific conductor requirements.

Suspension clamp (center of convolution type, XGU type)

Model

Conductor Dia(mm)

Dimensions(mm)

Nominal Failure load(kN)

Weight(kg)

L

H

R

C

M

XGU-1

5.0~7.0

180

82

4.0

18

16

40

1.4

XGU-2

7.1~13.0

200

82

7.0

18

16

40

1.8

XGU-3

13.1~21.0

220

102

11.0

18

16

40

2.0

XGU-4

21.1~26.0

250

110

13.5

18

16

40

3.0

XGU-6C

34.0~45.0

350

118

23.0

48

18

77

7.9

XGU-7C

45.0~48.7

350

121

26.0

48

24

77

8.9

The clamp body and keepers are made of malleable iron and the cotter-pins are made of stainless steel. The other parts are made of steel. The malleable iron and steel parts are hot-dip galvanized.

Suspension clamp (with bowl hanging plate, XGU-A)

Model

Conductor Dia(mm)

Dimensions(mm)

Nominal Failure load(kN)

Weight(kg)

L

H

R

XGU-5A

23.0~33.0

300

157

17

70

5.7

XGU-6A

34.0~45.0

300

163

23

70

6.1

The clamp body and keepers are made of malleable iron and the cotter-pins are made of stainless steel. The other parts are made of steel. The malleable iron and steel parts are hot-dip galvanized.

Suspension clamps (type U with hanging board, XGU-B type)

Model

Conductor Dia(mm)

Dimensions(mm)

Nominal Failure load(kN)

Weight(kg)

L

H

R

XGU-5B

23.0~33.0

300

137

17

70

5.4

XGU-6B

34.0~45.0

300

143

23

70

5.8

XGU-7B

45.0~48.7

300

156

26

70

6.2

The clamp body and keepers are made of malleable iron and the cotter-pins are made of stainless steel. The other parts are made of steel. The malleable iron and steel parts are hot-dip galvanized. Suitable for areas with strong or skewed winds.

Key Features & Highlights

Upgrading your transmission line hardware with our specialized suspension clamps delivers immediate improvements in network reliability and structural integrity. Every detail is focused on securing your power grid against the harshest elements.

  • Wear-Resistant Engineering: Specific models, such as the XGU-1F and XGU-2F, are purposefully designed to combat friction and abrasion, making them the ultimate choice for territories experiencing fierce winds or constant wind deviation.

  • Optimized Load Distribution: The meticulously contoured inner clamp slot precisely matches designated conductor diameters, preventing localized stress points and shielding the cable from crushing forces.

  • Corrosion Defiance: Every malleable iron and steel component is subjected to a rigorous hot-dip galvanizing process, creating an impenetrable barrier against moisture, chemical exposure, and rust.

Technical drawing of Suspension clamp center of convolution type XGU type showing detailed dimensions and robust structure

Technical Dimensions & Performance Capabilities

Our XGU series suspension clamps are manufactured to exceed rigorous industry standards, offering unparalleled performance across multiple technical dimensions to ensure your projects operate flawlessly.

  • Material & Anti-corrosion Process: Constructed with high-strength malleable and ductile iron bodies, paired with stainless steel cotter pins. All other steel components are hot-dip galvanized, granting exceptional resistance to UV radiation, chemical corrosion, and rust, thereby exponentially extending outdoor service life.

  • Specification Adaptability & Diversity: Capable of accommodating a vast range of conductor diameters from 5.0mm up to 48.7mm. The portfolio includes standard center convolution (XGU), bowl hanging plate (XGU-A), and U-type hanging board (XGU-B) configurations, perfectly adapting to overhead lines, substations, and OPGW support systems.

Detailed schematic of Suspension clamp with bowl hanging plate XGU-A model illustrating connection points
  • Installation Convenience & Safety: The scientifically optimized structure ensures swift and straightforward installation. The clamp slot perfectly aligns with the cable diameter for uniform force distribution. A built-in anti-loosening design prevents overtightening damage, significantly reducing installation complexity and future maintenance costs.

  • Environmental Adaptability: Tested to perform flawlessly in extreme temperature fluctuations from -50°C to +80°C. They retain superior gripping strength and support in harsh conditions, including heavy ice loading, high humidity, and gale-force winds, mitigating the risk of line sag or displacement.

Engineering diagram of Suspension clamps type U with hanging board XGU-B type highlighting structural integrity

Frequently Asked Questions (FAQ)

To assist your engineering and procurement teams, we have compiled detailed answers to the most common technical inquiries regarding our XGU series suspension clamps.

  • Q: How do I ensure the suspension clamp is securely installed without damaging the conductor?
    A: Proper installation requires placing the wire into the clamp slot and verifying that the conductor diameter perfectly matches the slot’s inner diameter. Adjust the cable for even force distribution, and use a wrench to tighten the fastening bolts. Be careful not to overtighten to avoid damaging wires or cables. After installation, check if the fastening bolts are tightened to ensure a tight fit between the fixture and the contact surface.

  • Q: What should I do if the suspension clamp deforms or breaks when carrying a load?
    A: Deformation indicates that the applied mechanical stress exceeds the clamp’s nominal failure load. Choose the appropriate suspension clamp according to the actual load-bearing requirements (ranging from 40kN to 77kN) to ensure its capacity meets the demands. Avoid overloading to prevent equipment damage or safety accidents.

  • Q: Are these clamps suitable for regions experiencing severe wind deviation?
    A: Absolutely. We highly recommend our wear-resistant variants, such as the XGU-1F and XGU-2F, which are specifically designed with wear resistance in mind and are suitable for areas with strong wind or wind deviation.

  • Q: What maintenance is required for the hot-dip galvanized components?
    A: The hot-dip galvanizing process provides a robust, long-lasting barrier against rust and corrosion. However, during routine line inspections, it is advisable to visually check the galvanized surfaces for any severe mechanical gouges and ensure the stainless steel cotter pins remain firmly in place.

  • Q: Can the XGU series accommodate Optical Ground Wire (OPGW) installations?
    A: Yes, the versatile design and extensive diameter compatibility (5.0mm to 48.7mm) make certain models within the XGU and XGU-A/B series highly suitable for supporting OPGW, provided the appropriate structural configurations and load ratings are matched to the optical cable’s specifications.

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