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User Manual version 2.1
G: Power Supply
The OPEN (660) 120/140/150 can either accommodate
an AC power supply or a DC power supply.
G-1: AC P
OWER SUPPLY
The AC power supply used in the OPEN (660) system is a
100 watts forced air cooling power supply. It is a dual
output switching power supply specially designed for the
OPEN (660) system.
G-1-1: I
NPUT
Universal AC input voltage
²
The range of input voltage is from 85V
Input frequency
²
The range of input frequency is between 47Hz to
63Hz.
Input current
²
The maximum input current is 3A at 115 V
at 230 V
Inrush current
²
The inrush current is less than 30A at 115 V
at 230 V
G-1-2: O
UTPUT
Load range
²
Output
Min. load
+5V
+12V
a. At the factory, the +5V output is set between
5.00V to 5.10V at 60% rated load, and the +12V
output is checked to be within the accuracy range.
b. The adjustable range for the +5V output is +/-
5%.
Note: +12V output voltage will track the adjustment.
9-146
S
PECIFICATIONS
.
AC
input, cold start at 25
AC
S
PECIFICATIONS
Rated load
2A
12A
0A
1.0A
o
C.
Max. load
16A
1.5A
OPEN (660) 120/140/150
to 264V
AC
AC
or 1.5A
AC
or 60A
AC
Accuracy range
+5.05V to +5.15V
+11.25V to +12.75V
.
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