Calculating Input Power Requirements For Ic693Pwr328 - GE 90-30 PLC Series Installation And Hardware Manual

Table 4-9. Specifications for IC693PWR328 Power Supply
Nominal Rated Voltage
Input Voltage Range
Input Power
Inrush Current
Output Power
Output Voltage
Protective Limits
Holdup Time:
Standards

Calculating Input Power Requirements for IC693PWR328

The following graph is a typical 48 VDC power supply efficiency curve. A basic procedure for
determining efficiency of the 48 VDC power supply follows the figure.
Figure 4-7. Typical Efficiency Curve for IC693PWR328 Power Supply
GFK-0356Q Chapter 4 Power Supplies
Overvoltage:
Overcurrent;
50
40
AVERAGE
30
INPUT
POWER
(WATTS)
20
10
Start-up surge at full load is 4 amps for 250 milliseconds (maximum).
48 VDC
38 to 56 VDC
50 watts maximum at full load
4A peak, 00 ms maximum
5 VDC: 5 watts maximum
24 VDC Relay: 5 watts maximum
24 VDC Isolated: 20 watts maximum
NOTE: 30 watts maximum total (all three outputs)
5 VDC: 5.0 VDC to 5.2 VDC (5. VDC nominal)
24 VDC Relay: 24 to 28 VDC
24 VDC Isolated: 2 .5 VDC to 28 VDC
5 VDC output: 6.4 to 7 V
5 VDC output: 4 A maximum
4 ms minimum
Refer to data sheet, GFK-0867B, or later version for
product standards, and general specifications.
5 10 15 20
TOTAL OUTPUT POWER (WATTS)
Note
4
45W
25 30
4-11