H901PISA

Huawei MA5800 X2 DC Connect Power Board

The H901PISA board is a power transfer board.

It leads in 2 channels of -48 V or -60 V DC power, and transfers the power to the protection circuit, then to the filter circuit, and finally to the backplane, supplying power to other boards in the service subrack.

Functional Specifications

The H901PISA board supports the following features and specifications:

• 2 -48 V or -60 V DC power input (input voltage range: -38.4 V to -72 V)
• Filtering and current-limiting for the power input port
• Detection of power input and protection fuse faults
• Protection alarm and board detection