Standard Applicable

A. SCOPE :

These specifications cover design, manufacture, test and supply Samcon Power Control Centres (PCC), Motor Control Centres (MCC) Draw out / Non Draw out / Semi Draw out, Power Distribution Boards (PDB), Lighting Distribution Boards (LDB) and similar fabricated switch boards and panels.

 

B. STANDARDS :

All materials, equipments, wires and accessories etc. generally conform to relevant Indian Standards. We shall bring to the notice of Purchasers in case any of the equipments not conforming to Indian Standards are being used by him.Some of the standards are listed below for ready reference.

 

Fabrication :
:
S 2147 – Degree of Protection of enclosures.
IS 3202 - Code of Practice for Climate proofing.
     
Bus-bars : IS 375 - Marking arrangement of bus bars and wiring.
     
Components :
:
:
:
:
IS 4047 – Heavy Duty air-break switches.
IS 2208 – HRC fuses
IS 2959 – AC Contactors
IS 1822 – AC motor starters
IS 1248 - Miniature Circuit Breakers
     
Metering :
:
:
:
IS 2075 – Current Transformers
IS 3156 – Voltage Transformers
IS 1248 – Indicated meters
IS 722 – AC Electricity Metes.
     
Wiring : IS 694 - PVC insulated wires.
     
Complete panel board : IS 8623 PART I / IEC 60439 / IEC 61439

 

C. CLIMATE CONDITIONS :

 

Switchboards shall generally withstand ambient temperature of 45 deg.C with peak of 50 deg. C for two hours. Humidity will be max. 91%. Boards will be installed in a closed room of 4 meters high and one meter bigger all round the board. For out door application Specially designed boards are supplied. Confirming to IP 55, 65 etc.

 

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