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Liebert PowerSure PSA 350VA to 1000VA User Manual

Liebert Tools

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PowerSure PSA

Guide Specification

350 – 1000VA

SL-23271 8/03

1

Liebert PowerSure PSA UPS

GUIDE SPECIFICATIONS

350VA to 1000VA

Single - Phase Uninterruptible Power Supply Systems

1.0

GENERAL

1.1

SUMMARY

This specification defines the electrical and mechanical characteristics and requirements for a continuous-
duty single-phase, solid-state, uninterruptible power system. The uninterruptible power system, hereafter
referred to as the UPS, will provide high-quality AC power for sensitive electronic equipment loads.

1.2

STANDARDS

The UPS is designed in accordance with the applicable sections of the current revision of the following
documents. Where a conflict arises between these documents and statements made herein, the statements
in this specification will govern.

120V Units

UL 1778, c-UL listed (to CSA 22.2 No. 107.1)
FCC Part 15, Subpart B, Class B
ANSI C62.41, Category A, Level 3 (IEEE 587, Category A);
EN61000-4-5, Level 3, Criteria A
EN61000-4-2, Level 3, Criteria A
EN61000-4-3, Level 3, Criteria A
EN61000-4-4, Level 4, Criteria A
EN61000-4-6, Level 3, Criteria A
EN61000-3-2
EN61000-3-3
ISTA Procedure 1A

230V Units

EN50091-1-1, TUV/GS listed, CE compliance mark
EN50091-2, Class B
EN61000-4-2, Level 3, Criteria A
EN61000-4-3, Level 3, Criteria A
EN61000-4-6
EN61000-4-4, Level 4, Criteria A
EN61000-4-5, Level 3, Criteria A
EN61000-3-2
EN61000-3-3
ISTA Procedure 1 A

1.3.

SYSTEM DESCRIPTION

1.3.1

Modes of Operation

The UPS is designed to operate as a line-interactive system in the following modes:

A. Normal - The critical AC load is continuously supplied with filtered power. The battery

charger maintains a float-charge on the battery.