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HUAWEI NIP6800 Series V500 Hardware Guide

This document of the NIP6800 Series describes hardware structure, installation guide, and hardware maintenance. The content of this document includes the appearance and specifications of the product, the supported expansion cards, preparation before the installation, installation, cabling, and hardware replacement.
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CR52PEMA DC Power Module

CR52PEMA DC Power Module

The CR52PEMA DC power module is a DC-input and DC-output power module.

Mapping

Table 1-11 describes the mapping between the CR52PEMA DC power module and NIP6800 chassis.

Table 1-11  Mapping relationship

Power Module

NIP6830

NIP6860

CR52PEMA

Supported only by the DC model; two power modules in standard configuration for 1+1 backup.

Not supported.

Appearance

The CR52PEMA DC power module is a standard hot-swappable 1 U module. The Figure 1-14 shows the CR52PEMA.

Figure 1-14  Appearance of the CR52PEMA

The indicators of the CR52PEMA DC power module are displayed on the panel through LED. Table 1-12 describes the indicators.

Table 1-12  Description of the CR52PEMA indicators

Name

Color

Description

RUN

Green

Indicates normal output. If the indicator is steady green, the PEM has normal output.

ALM

Red

Indicates power failure. If the indicator is steady red:
  • The lightning protection circuit of the PEM is faulty.

  • One of the power modules is not receiving input power.

Function

The CR52PEMA DC power module can output straight-through power and provide the following functions:

  • Surge protection, filtering, and short circuit protection

  • Alarm

Technical Specifications

Table 1-13 lists the technical specifications of the CR52PEMA.

Table 1-13  Technical specifications of the CR52PEMA

Item

Parameter

Model

CR52PEMA

Part number

02120529

Dimensions (Height × Width × Depth)

40 mm × 100 mm × 190 mm

Weight

0.7 kg

Number of inputs

1

Maximum input voltage range

-72 V DC to -38 V DC

Rated input voltage range

-48 V DC to -60 V DC

Input current

42 A (Each power supply input with at least 42 A current is recommended.)

Output voltage

-72 V DC to -38 V DC

Outgoing current

42 A

Current of customer's air breakers for power distribution

50 A (Each module corresponds to an air breaker.)

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Updated: 2019-01-04

Document ID: EDOC1100059253

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