Leonics NB Series User Manual

- 9 -
3.1.14 INPUT circuit breaker: The circuit breaker for protecting the UPS from over
load or short circuit current.
3.1.15 OUTPUT circuit breaker: The circuit breaker for protecting the loads from over
load or short circuit current .
3.1.16 BATTERY circuit breaker: The circuit breaker for protecting battery from over
load or short circuit current.
3.1.17 MANUAL BYPASS circuit breaker (OPTION): The component to switch the power
source of loads to utility power when maintenance.
3.1.18 SNMP AGENT (OPTION): The additional port to connect the LAN cable to
computer network to monitor electrical and UPS status via SNMP/HTTP. Read
more details in Net Agent manual.
3.1.19 NO LOAD SHUT DOWN SWITCH: The switch to enable automatic shutdown
when there is no load and power fails. (No load means the total power
consumption of all loads are lower than 10% of full load).
3.1.20 LAN I/F: The communication port for connecting RS-232 cable from UPS to
computer.
- 10 -

3.2 Rear Panel

Leonics NB Series Specifications

General

Brand	Leonics
Model	NB Series
Category	UPS
Language	English