SEI DC-UPS Series Specifications

Installation and Operations Manual SEI DC-UPS SERIES SEI Incorporated 5115 Pegasus Court, Suite Q Frederick, Md 21704

9 There are two LED indicators on the front of the unit; Battery Charge Status and Battery Test Status. The functions of these indicators are as fol

10Remote Alarm Option The DC-UPS Remote Alarm Option provides relay contacts to remotely monitor the status of the unit. These alarms will ind

11 REPAIR AND MAINTENANCE Repair and Maintenance The SEI DC-UPS is engineered to operate unattended and with low maintenance overhead

12Note: When setting sense voltages, always adjust the potentiometer until the sense voltage reading changes, and then set it to the desired voltage.

13Appendix Output Module –A The –A version output module contains two individually fused TYCO/AMP Mat-N-Lok connectors. Mating Connector: 1-48

14 Output Module –M The –M version output module contains two eight pint, individually fused MOLEX Mini-fit connectors. Mating Connector: 39-01-

15Output Module –P Each port contains two ¼ -20 terminal posts suitable for ring lug connection. The 48VRTN connection of each port is fused. Fus

1 TABLE OF CONTENTS Table of Contents... 1 Descriptio

2 DESCRIPTION The SEI DC-UPS series is a compact unit designed to service a wide range of customer equipment requiring battery-bac

3TECHNICAL SPECIFICATIONS SEI-250 Electrical Specifications Input Voltage 120 +10/-15% VAC Frequency 50-60 Hz Current 3 amps

4 ENVIRONMENTAL SPECIFICATIONS Temperature Operating 0 °C to +40 °C Storage -20 °C to +50 °C Humidity 0-95% non-conde

5 INSTALLATION INSTRUCTIONS GENERAL The installation section of this manual will provide all the necessary information for room requi

6Room Requirements Electrical Requirements • All units are shipped from the factory for use with 120 VAC. In the event that operations at 240 VAC

7 START UP AND CHECKOUT Power On Checkout. • Once the unit is properly mounted, you may begin the checkout procedure. First, insure that all the e

8 THEORY OF OPERATION Theory of Operation The following will provide you with an outline of operations and a list of modules found in the DC-UPS. M