Access Power Solutions Installation and Operation Guide (APS3-330 Series)
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Copyright © 2007-2018 Eaton Corporation. All Rights Reserved.
IPN 997-00012-07A1 July 2018
Rectifiers
Operating Ranges
APR24-3G/APR48-3G/EPR48-3G:
Rated:
175 – 275V
Full output up to 50°C [122°F]
Extended:
90 – 300V
Reduced output power below 175V
APR48-ES:
Rated:
185 – 275V
Full output up to 50°C [122°F]
Extended:
90 – 300V
Reduced output power below 185V
Input Current (maximum)
175V ac, 20°C [68°F]
APR24-3G:
9.5A
EPR48-3G:
5.7A
APR48-3G:
12A
APR48-ES:
12A
Rated Output Power
APR24-3G:
1440W
EPR48-3G:
900W
APR48-3G:
1800W
APR48-ES:
2000W
Rated Output Current
APR24-3G:
50A @ 28.8V
EPR48-3G:
18.75A @ 48V
APR48-3G:
37.5A @ 48V
APR48-ES:
41.7A @ 48V
Preset Voltage
APR24-3G:
27V ± 0.1V
Other models:
54.5V ± 0.1V
Rectifier Input Fuses (internal)
EPR48-3G:
8A, 250V
Other models:
16A, 250V
Digital Outputs/Alarm Relays (IOBGP)
Number of Digital Outputs/Relays
6 or 10 depending on IO Board version (one also
used for Monitor OK alarm)*
Contact Arrangement
One changeover contact per relay
Contact Rating
0.1A @ 60V dc maximum
Connectors
Screwless terminal blocks
Wire Size
0.5 - 2.0mm
2
[20 - 14 AWG]
Maximum Cable Length
20m (65 feet)
Isolation
Relay connections are isolated to 500V dc from all
other circuitry, earth and system common.
* Digital Output 6 is also used as the Monitor Fail alarm relay. It will de-energize if the I/O board loses
power or loses communication with the SC300.