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Name: H831PAMA, Huawei SmartAX MA5818 Power Board, AC to DC conversion
SKU: H831PAMA
Rating: 4.8 (5 reviews)

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H831PAMA, Huawei SmartAX MA5818 Power Board, AC to DC conversion

Brand: Huawei
Model: H831PAMA

Rating:

96%

4.8/5.0

5 Reviews

1 Questions

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H831PAMA, Huawei SmartAX MA5818 Power Board, AC to DC conversion

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Overview

Huawei H831PAMA Overview

H831PAMA is a power board that converts AC power supply into DC power supply. It outputs -48 V DC and +12 V DC to thebackplane and, through the backplane, powers the service boards, vectoring processing board, control board, and fanmonitoring board.

Quick Specs

Table 1 shows the Quick Specs.

Model	H831PAMA
Input voltage range	90-264 V AC
Maximum inputcurrent	8 A
Backup power	Not supported
Output power	550 W
EMI	CLASS B
Surge protection	3 kA in differential mode or 5 kA in common mode

Product Details

H831PAMAprovidesthese highlights:

Value

Supports AC power supply in one 220 V AC inputor one 110 V AC input.

Supports input current-limiting protection.

Supports input power monitoring.

Supports reporting the temperature alarm.

External Ports

Three-pin male power socket110 V AC or 220 V AC power input port

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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Quality Certifications

Specification

Huawei H831PAMA Specification

H831PAMA Specification
Input voltage range	90-264 V AC
Maximum input current	8 A
Backup power	Not supported
Output power	550 W
EMI	CLASS B
Surge protection	3 kA in differential mode or 5 kA in common mode
Operating temperature	-40°C to +65°C

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Model Datasheet

H831PAMA Datasheet

H831PAMA, Huawei SmartAX MA5818 Power Board, AC to DC conversion

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H831PDMA, Huawei SmartAX MA5818 Power Board, Dual -48V DC, Direct Supply, Power Conversion

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H831PAMA, Huawei SmartAX MA5818 Power Board, AC to DC conversion