About SMDBs for Power Distribution
Range Highlights
Rating up to 630 A
Choice in number of outgoing ways - 4, 8, 12 and 16
Suitable for range of MCCBs
DEKRA and ASTA certified
Ready to use, off the shelf solution
Short-time withstand current
- 250A & 400A SMDB - 36 kA 1s
- 630A SMDB - 50 kA 1s
Metering & cabling extensions are available as accessories
Conforms to IEC 61439-2
Ingress protection - IP 43
Sub Main Distribution Board (SMDB) with MCCB as incomerand MCCBs as outgoing devices
Flexible and Secure Power DistributionOur SMDBs deliver dependable power distribution with flexible designs suitable for diverse installation needs. Protecting against dust and vermin, each board features a sturdy enclosure, precision-engineered busbars, and multiple breaker options. With options for single or double doors and wall or floor mounting, installation is simple in various commercial and industrial applications. Customizable dimensions ensure seamless integration with your infrastructure.
Long Service Life and Superior SafetyDesigned for a service life exceeding 10 years under normal operating conditions, these SMDBs are built from high-strength CRCA steel and finished with an epoxy powder coat for durability. Inbuilt safety elements like neutral and earth bars, heat-shrinkable insulation, and optional phase indicator lamps ensure reliable operation. All wiring utilizes high conductivity copper in accordance with IS standards for optimal efficiency and protection.
FAQ's of SMDBs for Power Distribution:
Q: How do SMDBs with IP42/IP54 ratings benefit power distribution in industrial settings?
A: SMDBs with IP42 or IP54 ratings offer protection against dust, moisture, and accidental contact, making them ideal for challenging indoor environments in industrial and commercial buildings. This ensures electrical components remain reliable, reducing the risk of failure and extending the lifespan of the installation.
Q: What installation options are available for these SMDBs?
A: SMDBs can be wall-mounted or floor-mounted, with customizable height and length to suit your installation space. Cable entry may be configured for either top or bottom, and options for single or double doors provide flexibility for different operational requirements.
Q: When should I consider using aluminum instead of electrolytic copper for busbars?
A: Aluminum busbars may be selected when cost efficiency is a priority, while electrolytic copper is preferred for maximum electrical conductivity and superior performance in high-load applications. Both options are available to match specific project and budgetary needs.
Q: Where are these SMDBs typically used?
A: These SMDBs are designed for power distribution in commercial and industrial buildings, such as offices, factories, warehouses, and retail spaces, where secure and organized management of electrical circuits is essential.
Q: What is the process for customizing an SMDB to specific application requirements?
A: SMDBs can be tailored to your specifications, including adjustments in length, height, pole configuration (3 or 4 pole), cable entry positions, breaker types supported, and inclusion of accessories like phase indicator lamps or socket outlets. Coordination with the manufacturer ensures the product matches your site and operational needs.
Q: How can I ensure safe and reliable operation over the service life of the SMDB?
A: To maintain safe and reliable operation, install the board in a suitable indoor location, regularly inspect connections, and use only IS-standard, high-conductivity wiring. Take advantage of provided earthing studs and neutral links, and follow maintenance guidelines for cleaning and checking insulation integrity.
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