Installation And Setup; Rear Panel View; Operating Principle - LEGRAND NUMERIC Valura User And Installation Manual

2. Installation and setup

NOTE: Before installation, please inspect the unit. Be sure that nothing inside the package is damaged. Please
keep the original package in a safe place for future use.

2-1. Rear panel view

4
3
USB
2
CIRCUIT
BREAKER
1
AC INPUT
1KVA
Œ
AC input

Input circuit breaker
Ž
USB communication port

2-2. Operating principle

The operating principle of the UPS is shown as below.
6
5
5
INTELLIGENT SLOT
2
6
1
OUTPUT

RS-232 communication port

SNMP intelligent slot (option)
‘
Output receptacles
Input
TVSS & EMI/
RFI Filters
Battery
Charger
N
Input Relay
G
4
USB
3
INTELLIGENT SLOT
CIRCUIT
BREAKER
6
AC INPUT
OUTPUT
2KVA
Bypass
Rectifier /
PFC
Input Relay
3
USB
4
2
CIRCUIT
BREAKER
1
AC INPUT
3KVA
’
Output terminal
Output Relay
Inverter
DC-to-DC
Converter
Battery
5
INTELLIGENT SLOT
6
OUTPUT
7
OUTPUT
Output
L1
N
G