Vertiv NetSure 531 A91 - Chapter 1 Overview; Composition and Configuration

Chapter 1 Overview 1
NetSure 531 A41, NetSure 531 A91 Subrack Power system User Manual
Chapter 1 Overview
This chapter introduces composition, configuration, and features.
The “power system” in this manual refers to the NetSure 531 A41 and NetSure 531 A91 series 19 inch subrack power
system.
1.1 Composition And Configuration
System composition
The system consists of power distribution parts, rectifiers and controller. The internal structures of the systems are
shown in Figure 1-1 to Figure 1-3.
AC output (N)
AC input terminal
Earthing screw
AC output (L)
Battery MCB
Positive terminal
Load MCB
Controller
Rectifier
Figure 1-1 NetSure 531 A41-S1/S2 system structure
AC input terminal
Earthing screw
Battery MCB
Positive terminal
Load MCB
Rectifier
Controller
Figure 1-2 NetSure 531 A41-S3 system structure
Positive terminal
Battery MCB
Controller Rectifier
AC input
terminal
Load MCB
Load MCB
Figure 1-3 NetSure 531 A91-S1 system structure