32. Installation and setupNOTE: Before installation, please inspect the unit. Be sure that nothing inside the package isdamaged. Please keep the original package in a safe place for future use.NOTE: There are two different types of online UPS: standard and long-run models. Pleaserefer to the following model table.Model No. Type Model No. Type1KStandard1KLLong-run1.5K 1.5KL2K 2KL3K 3KL2-1 Rear panel view1K/1.5K IEC 2K IEC3K IEC 1K NEMA1.5K NEMA 2K NEMA3K NEMA1. Programmable outlets: connect to non-critical loads.2. Output receptacles: connect to mission-critical loads.3. AC input4. Input circuit breaker5. Network/Fax/Modem surge protection6. Emergency power off function connector (EPO)