Delta Modulon DPH series User Manual page 17

Wide AC input voltage range (140Vac~276Vac) reduces frequent transfer from normal
mode to battery mode to save battery consumption and prolong battery life.
AC start-up function even when the UPS is not connected to the batteries.
WARNING:
Please note that when the UPS is not connected to the batteries, it will not
protect your equipment if the utility power is lost.
Connects at maximum four external battery cabinets to extend backup time.
Schedulable battery test and battery replacement alarm.
Battery temperature monitoring and compensation.
Battery monitoring system allows measurement of per battery cell's voltage and current.
Smart battery charger design allows auto-charging or manual charging to shorten
charging time.
Provides communication interfaces and a smart slot (where you can install the optional
Relay I/O card for dry contact expansion). Please refer to 4. Communication Interfaces.
Built-in RS-232 port and USB port located on the communication interfaces allow
monitoring and management of the UPS. For relevant location and information, please
refer to Figure 4-3 and Page 4-11.
Built-in SNMP card and MODBUS card located at the rear of the touch panel provide
network communication and MODBUS communication respectively. For relevant location
and information, please refer to Page 4-12 and Page 4-13.
Built-in SNMP card located at the rear of the touch panel allows remote monitoring,
management and event log download of the UPS. For relevant location and information,
please refer to Page 4-12 and Page 4-13.
Built-in USB ports (
touch panel, power modules, system control card and parallel communication cards'
firmware and event log download. For relevant location and information, please refer to
Page 4-12 and Page 4-13.
Built-in SRAM records at maximum 10000 event logs.
10-inch graphic and color touch panel enables the user to easily operate the UPS and
understand the UPS status.
Fan speed auto adjustment prolongs fan life and reduces noise when the critical loads
decrease. Moreover, fan failure detection circuit is established.
State-of-the-art microprocessor technology performs self-detection and monitors fan
speed in real time, which provides complete and detailed operating status of the UPS.
) located at the rear of the touch panel allow upgrade of the UPS,
2-5
2 Introduction