Distribution board (DB)

Introductions:
Distribution board is used in low-voltage systems, installed in the technical room of each floor or before group of load consumers inside factory or workshop.
Hawee can design, production and tailor-made offer for full range of DB switchboard up to 1250A.

Scope of installation:
Distribution board is installed in the technical room of each floor or before group of load consumers inside factory or industrial workshop and civil projects such as factories, industrial workshops, commercial centers, office buildings, apartments, hospitals, schools, habours, airports …
Distribution board is installed after main switchboard and before consumption loads

General
Applications Distribution Lighting
Reference standards IEC 61439-1 & 2
Installation Indoor
Electrical Specifications
Rated insulation voltage (Ui) 1000 V AC
Voltage rating (Ue) 690 V AC
Rated frequency (F) 50/60 Hz
Rated impact withstand voltage (Uimp) 12 kV
Auxiliary circuit rated voltage 230 V AC max.
Surge category IV
Degree of pollution 3
Rated current (ln) 1250A
Rated 1s short-term current (lcw) 25 kA
Rated peak current (Ipk) 53 kA
Earthing system TT-IT-TNS-TNC
Power incoming and outgoing limits Up to 630 A
Mechanical Specifications
Cable inlet Top/bottom
Access  Front
Ingress protection (IP) 20/31/42
Form up to 2b
Surface finish Electro-static powder-coated 50μm
Framework Panel construction
Installation Stand-alone, wall mounted
Standard colors RAL7032 (pebble grey)
Dimensions (mm)
Height 1400/1600/1800/2000
Width 800/900/1000
Depth 250/275/300/325/350/375/400/425/450
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