Name: H831PDMA
SKU: H831PDMA
Rating: 5 (4 reviews)

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Name:	H831PDMA
Model:	H831PDMA - Huawei SmartAX MA5818 Power Boards
Brand:	Huawei
Detail:	Huawei SmartAX MA5818 DC power board that directly supplies or converts the combined dual -48 V DC power
	Rating: 100% 5/5.0 4 Reviews
Availability:	Item Backordered
Condition:	New Factory Sealed

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H831PDMA

Huawei SmartAX MA5818 DC power board that directly supplies or converts the combined dual -48 V DC power

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Overview

H831PDMA Overview

H831PDMA is a DC power board that directly supplies or converts the combined dual -48 V DC power. It then outputs-48 V DC and +12 V DC to the backplane and, through the backplane, powers the service boards, vectoringprocessing board, control board, and fan monitoring board.

Quick Specs

Table 1 shows the Quick Specs.

Model	H831PDMA
Input voltage range	-38.4 V to -72 V
Maximum inputcurrent	16A
Backup power	Not supported
Output power	550 W
EMI	CE: CLASS A RE: CLASS B
Surge protection	2 kV in differential mode or 4 kVin common mode

Product Details

H831PDMAprovidesthese highlights:

Value

Supports one-48 V DC power input.

Supports protection against over-temperature, output overcurrent, output short-circuit, and output over-voltage.

Supports alarm detection on inputs.

Supports fan power supply alarm detection.

External Ports

Input: one -48 V input OT terminal

Output: one -48 V DC output terminal, one 12 V output terminal, one group of 5X11 signal connection terminals

Compare to Similar Items

Table 2shows the comparisonbetween H831PAMA and H831PDMA.

Model	H831PAMA	H831PDMA
Input voltage range	90-264 V AC	-38.4 V to -72 V
Maximum inputcurrent	8 A	16A
Backup power	Not supported	Not supported
Output power	550 W	550 W
EMI	CLASS B	CE: CLASS A RE: CLASS B
Surge protection	3 kA in differential mode or 5 kA in common mode	2 kV in differential mode or 4 kVin common mode

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Specification

H831PDMA Specification

H831PDMA Specification
Input voltage range	-38.4 V to -72 V
Maximum input current	16 A
Backup power	Not supported
Output power	550 W
EMI	CE: CLASS A RE: CLASS B
Surge protection	2 kV in differential mode or 4 kV in common mode
Operating temperature	-40°C to +65°C

Quality Certifications

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Model Datasheet

H831PDMA Datasheet

H831PDMA

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H831PDMA Overview

Quick Specs

Product Details

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Quality Certifications

H831PDMA Specification

H831PDMA Specification

Quality Certifications

Standard Services

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