Emerson 540VDC Appendix A.1 Wiring Connections, Appendix A.1.1 General Wiring Considerations

UPS Interconnection Kits

APPENDIX A.0UPS INTERCONNECTION KITS

Your Liebert FS is equipped with a UPS interconnection kit to connect it to one of these Liebert UPS systems:

•Liebert Series 610™, 600T™ or 600™

•Liebert Npower™

•Liebert Series 300™

•Liebert HiPulse™

The Liebert FS system must be installed according to the instructions in 4.0 - Installation. Integrate your Liebert FS system into an Uninterruptible Power Supply (UPS) system in accordance with the instructions and drawings in this manual.

! CAUTION

The initial system startup must be performed ONLY under the supervision of a Liebert-certified service technician to ensure proper system operation. Failure to abide by instructions provided herein may void your warranty.

Contact your local Liebert sales representative or Liebert Services at 1-800-LIEBERT to arrange for system startup.

NOTE

Before beginning installation, ensure that your Liebert FS unit is equipped with the correct UPS interconnection kit.

The first two digits of the Liebert FS model number represent the UPS system the product is designed for, as shown in Table 18.

Table 18 Key to UPS model interconnection

Liebert FS Model #	Use With Liebert UPS
25FS	Liebert Series 300
37FS	Liebert Npower
39FS	Liebert Series 610/600T/600
Contact Liebert	Liebert NXL
Contact Liebert	Liebert NX
Contact Liebert	Liebert HiPulse (50Hz European Model)

Appendix A.1 Wiring Connections

Appendix A.1.1 General Wiring Considerations

! CAUTION

A qualified electrical contractor must perform all electrical connections. The wires (DC power, ground, optional status/control and auxiliary backup power) that connect the Liebert FS system(s) to the UPS system are field-supplied or, as an option, by Liebert. Wire size and installation must comply with all applicable local, regional and national regulations (e.g., National Electric Code for USA).

The electrical connections to the Liebert FS are:

•DC power

•Status/control

•Ground

•Auxiliary backup power

•Remote monitoring (optional)

NOTE

The connection instructions included in this section address ONLY the cabling of the DC power and Status/Control connections specific to the individual UPS interconnection kits.

Instructions for installing ground, auxiliary backup power and remote monitoring connections are in 4.0 - Installation.

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