Custom Built Low Voltage Switchboards are available of up to 6300 AMPS (for local enclosure) and up to 6300 AMPS with short circuit withstand capacity up to 100 kA (for type tested enclosure). They are generally installed downstream the MV/LV transformers or generator groups for electrical powers distribution and control.
Typical loads are motors, heating equipment’s, lighting and air-conditioning units. The boards are designed for safety and reliability to meet customer requirements with top national/international standards.
Type Tested of up to 6300 AMPS in accordance to IEC 61439-1.
Forms of Internal Separation from Form-1 to Form 4 in accordance to IEC 61439-1.
Utilizing electro-galvanized steel sheets (2.0 mm to 3.0 mm thick for frames and 1.6 mm to 2.0 mm thick for covers).
Coated in Polyester powder coating in RAL 7035 (other paint shades are available upon request).
Enclosure is accessible from front and rear with cable entry from top and bottom with removable gland plates.
Degree of protection of up to IP55 and enclosure types are available in Nema-1,3R and 12.
Various combinations of the following
dimensions are possible:
Height: 1600, 1800, 2150 and 2300mm
Width: 600, 800, 1000 and 1200mm
Depth: 450, 600, 800 and 1000mm
Additional dimensions are available
based upon Customer/Design requirements.
1.3 Bus bars:
Made of tin plated (ETP) grade copper
(Silver plating available upon request).
PVC Sleeve is available upon request.
Ratings are designed with current density of 1.5 A/mm².
Rated Insulation Voltage is 690V (with 1000V available as an option) Main bus bars rated from 630A to 6300A.
Main Bus bar short circuit withstand capacity of up to 100kA for 1 Sec.
Neutral and Earth Bus bars are rated at 50% of the main Bus bar (100 % available upon request).