Programmable UPS outputs (C13 socket). The out-
puts are generally intended for non-critical loads that
can be dropped relatively quickly (programmable) during
the support phase.
UPS outputs (C13, C19 socket). These outlets are
generally intended for critical loads because they are
energized during the entire support phase.
UPS inputs (cold-device plugs C14, C20) serve to
connect the UPS with the mains power supply.
EPO (EMERGENCY POWER OFF), emergency
dropping of the UPS outputs in a case of emergency.
This input should be controlled by an external emergen-
cy switch.
Communication port of the UPS, USB port for the
exchange of device data and the signals for shutting
down sensitive loads (PC, SHUT DOWN). If the USB-
port is used, the serial port remains inactive.
RS232 communication port: RS232 port for the ex-
change of device data and the signals for shutting down
sensitive loads (PC, SHUT DOWN). If the serial port is
used, the USB-port remains inactive. The RS232 port
supports the MODBUS protocol.
Intelligent expansion slot (INTELLIGENT SLOT). As
a rule, a series of different communication cards (adapt-
er cards) are available to connect the device, for exam-
ple, with a network or a superordinate system.
See detailed information for this under 15 Optional
accessories.
The UPS DC input serves to connect the UPS to an
external energy storage, the battery bank (BATTERY).
The cover must first be removed to access this connect-
or.
3.3.1 The device label, the device identification
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