Liebert UPS System

Chapter 1 Introduction

Capacity 20kVA 30kVA 40kVA 60kVA

Model UL33-0200L UL33-0300L UL33-0400L UL33-0600L

Insulation Resistance >2M(500VDC)

Dielectric Strength (input to earth, output to earth)2820Vdc, leakage current lower

than 3.5mA, 1min without arc

Surge Immunity Satisfy the class IV requirements specified by IEC60664-1, the

ability to withstand 1.2/50us+8/20us not lower than 6kV/3kA

System

Protection index IP20

Number of battery cells 30 battery cells(12V)

Installation Cable access mode top/bottom cable access modes optional

2. Electrical Parameters

For designing of utility power source, air-conditioner, input and output power

distribution and cable selection, please refer to Table 1-2

Table 1-2 electrical parameters

Model UL33-0200L UL33-0300L UL33-0400L UL33-0600L

UPS rated power 20kVA 30kVA 40kVA 60kVA

AC input Rectifier: 380/400/415V+15%～(3￠3W), Bypass: 380/400/415V±10%(3￠4W)

Rated loss 2.40kW 3.60kW 4.37kW 5.94kW

Air intake(m3/hour) 500 800 1400 2200

Rectifier input

current 44A 66A 88A 132A

Bypass input current 37A 56A 74A 112A

UPS output current 37A 56A 74A 112A

Battery input current 56A 84A 112A 168A