User`s manual

AWS-842TPB/SPB User’s Manual

A.1 260 Watt Power Supply

The AWS-842TPB/SPB off-line switching power supply is ideal

for use in workstations. It has been designed to meet UL, CSA and

TUV safety standards. It has been tested and found to comply with

the limits for a Class B digital device, pursuant to Part 15 of the

FCC Rules. These limits are designed to provide reasonable

protection against harmful interference when the equipment is

operated in a commercial environment.

Specifications

Input voltage: 85 ~ 130 V

and 180 ~ 260 V

Input frequency: 47 ~ 63 Hz

Inrush current: Not exceeding 35 A @ 115 V

or 70 A @

230 V

; cold start @ 25° C

Output load range:

Table A-1: 260 watt power supply output load range

Output Output Min. Rated Peak Voltage

No. load load load accuracy

1 +5 V 1.0 A 25 A 28 A 4.90 ~ 5.10 V

2 +12 V 0.1 A 9 A 10 A 11.28 ~ 12.72 V

3 -12 V 0 A 2.0 A - -11.40 ~ -12.60 V

4 -5 V 0 A 0.5 A - -4.75 ~ -5.25 V

At the factory, the +12 V output was set at 40% of its rated load,

and other outputs were set at 60% of their respective rated loads.

The +5 V output was set between 5.00 and 5.10 V. The other

outputs were confirmed to be within their respective voltage

accuracy ranges.