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Sandwich Bustrunking (SB) – LV

Compliance with the standard IEC61439 (1&6)
Conductor Material & Ratings
  • Copper 630A-7000A
  • Aluminium 400A-5000A
Busbar Configuration
  • 3 Phase + Integral Ground Earth
  • 3 Phase + 100% Neutral+ Integral Ground Earth
  • 3 Phase + 100% Neutral+ 50% Internal Earth +Integral Ground Earth
  • 3 Phase + 100% Neutral+100% Internal Earth+ Integral Ground Earth
  • 3 Phase + 200% Neutral+ Integral Ground Earth
Rated Operational Voltage (Ue) 1000V
Rated Impulse Withstand Voltage (Uimp) 12kV (1.2/50 µSec)
Enclosure Material G.I.
Busbar Insulation Class F
Degree of Protection IP 54 / IP 55 / IP 65 ( On Request)
Plug-in Box 32A – 630A

Sandwich Bus Trunking (SB Series) by MYEPC Pvt. Ltd.

MYEPC Pvt. Ltd. offers the Sandwich Bus Trunking – SB Series under the premium “Metabar Range”, delivering low-voltage power busbar solutions from 400A to 6300A. Designed to replace traditional cabling systems, our SB Series provides safe, efficient, and compact power transfer and distribution for a wide range of applications.

Applications of the SB Series

The Sandwich Bus Trunking System is ideal for power transfer and distribution between:

  • Transformer and switchgear panels

  • Interconnection between switchgear panels

  • Diesel generator sets and synchronising/switchgear panels

  • Rising mains or vertical distribution

  • Horizontal power distribution

Industries & Segments Served

Our SB Series offers reliable transmission and distribution solutions across multiple sectors, including:

  • Process plants, manufacturing industries, and industrial offices

  • Commercial and residential buildings, and hospitals

  • Infrastructure projects – Airports, Metros, Railways, and Ports

  • Shopping centres, exhibition halls, and warehouses

  • IT parks, data centres, and solar farms

Why Choose MYEPC Pvt. Ltd.

With over four decades of expertise, MYEPC’s Power Busbar Division has established a strong reputation for delivering advanced and reliable power distribution systems. Our strengths include:

  • Extensive experience in R&D and engineering innovation

  • State-of-the-art manufacturing facilities and in-house testing labs

  • Proven project management capabilities for seamless implementation

Combining advanced technology, precision design, and reliable performance, MYEPC Pvt. Ltd. provides a one-stop solution for all your low-voltage busbar and power distribution needs.

Benefits of Sandwich Bus Trunking (SB Series) by MYEPC Pvt. Ltd.

  • Lower Voltage Drop – Optimised design ensures low impedance, minimising energy loss during power transmission.

  • Space-Efficient Design – Compact structure saves installation space compared to traditional cable systems.

  • High Reliability – Superior mechanical strength, excellent insulation class, electromagnetic compatibility, and long product life ensure dependable performance.

  • Enhanced Safety – Complies with fire propagation resistance, building penetration standards, seismic conditions, ingress protection (IP), and features interlocks for plug-in applications.

  • Flexible Power Distribution – Wide range of plug-in and tap-off box options for easy load distribution and future expansion.

  • Ease of Installation & Maintenance – Simple to install, upgrade, and reuse, reducing downtime and installation costs.

  • Aesthetic Appeal – Sleek, organised appearance after installation, suitable for modern industrial and commercial environments.

  • International Standards Compliance – Fully adheres to global IEC and relevant safety and performance standards.


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