System voltage 415 V +/- 10%, 3 Phase, 4 wire AC
2. Frequency 50 Hz +/- 3%
3. Fault level Shall be designed for fault level of 50 KA for 1 sec
4. Grounding Solidly grounded neutral system
5.
Insulation level
a) Power circuit
b) Control circuit
2.5 KV / 1 minute
1.5 KV / 1 minute
6. Main bus bars
Shall be designed to carry continuous current rating of 1.2
times of incomer ACB unitâ??s continuous current rating and
STC of 50 kA for 1 sec. Temperature rise, short circuit
design shall be as per IS 8623.
Max. Current density for the material of bus bar shall be as
follows:
Copper: 1.6 Amp/Sq.mm
Aluminum: 0.8 Amp/Sq.mm (For Sl. No. 12 PCC)
(Feito Hardware) is an enterprise specializing in sheet metal processing, mechanical processing, CNC processing and the design and development of precision metal parts. We can provide cutting, stamping, bending, riveting, welding, lathe, milling, powder metallurgy and other processing and assembly processes. Products are widely used in optical communications, power equipment, sensors, SMT, electronics, household appliances, medical equipment, automobiles and other industries. And with the upgrading of customers' products and increasing requirements, our production capacity and processing range are constantly improving. Contact Us Today Main products OEM/ODM custom sheet metal fabrication and metal stamping parts, box, panel, enclosures, cabinets, some fastners Material Stainless steel, SPCC, SGCC, SECC, zinc, brass, copper, aluminum,etc., Finish Powder-coating, painting, polishing, anodize, nickel, zinc, tin, chrome etc., Advantage Best service, original factory, engineer support Machining equipment Cutting, bending, punching, stamping, casting, lathes, welding machines, printing lines Quotation against After customer's 3D/2D drawings or samples Quality standard ISO9001:2008 Inspection equipment By men inspection three times Lead time Sample 7-15days, mass production 30-60days. Packing According to customer's requirement Delivery Delivery goods by sea or by air, according to customer's requirement
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