Chapter 1 Overview; Features Of This Bbu; Specification - NEC NE3703-501 User Manual

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Chapter 1 Overview

Read this chapter first if you use the BBU for the first time.
This chapter explains the notes you should always follow while you use the BBU, the
features of the BBU, and the hardware setup.

1. Features of this BBU

This BBU is used exclusively for NE3703-001/001A RAID Controller (hereafter RAID
controller).
The BBU avoid the risk of losing the cached data in case of an AC power failure or a power
outage by connecting the BBU to RAID controller in the WriteBack mode.
Features
 Retention of data in Memory on RAID controller for up
 Enhancement of reliability in WriteBack mode
 Use of rechargeable lithium ion battery

2. Specification

Item
Maximum data retention time
Outer dimension
Weight
voltage rating
Power consumption
Operating Temperature
environment
Humidity
Storage Temperature
environment
Humidity
Life (battery back)
Specification
NE3703-001/001A
60 hours(Maximum)
77 (width) × 54 (depth) x 14 (height) mm
Approx. 0.1 kg
3.7 V
1.85 W
10C to 40C
20% to 80%
0C to 35C
20% to 80%
About 2 years
Remarks
At full charging
Excluding battery
control cable
Without condensation
Without condensation
Varies depending on
operating environment
conditions