Main Distribution Boards (MDB)

Main Distribution Boards (MDB)

Primary power distribution panel receiving power from transformers or generators and distributing it to SMDBs and major loads.

Typical Specifications:

Rated Voltage: 380–415V AC

Rated Insulation Voltage: Up to 690V

Rated Current: Up to 6300A

Short Circuit Withstand: Up to 100kA for 1 sec

Frequency: 50/60 Hz

Incoming Devices: ACB / MCCB

Outgoing Feeders: MCCB / ACB / Fuse Switch Disconnector

Busbar Material: Tinned Copper / Aluminum

Busbar Rating: Up to 6300A

Form of Separation: Form 2 / Form 3 / Form 4

Degree of Protection: IP31 / IP42 / IP54

Mounting Type: Floor Standing

Standards: IEC 61439