Chapter 1 : Important Safety Instructions; Installation Warnings; Connection Warnings - Delta Ultron DPM Gen2 Series User Manual

Chapter 1 : Important Safety Instructions

1.1

Installation Warnings

• This is a three-phase three-wire on-line uninterruptible power supply (hereafter
referred to as 'UPS'). It can be used for commercial and industrial applications.
• Install the UPS in a well-ventilated indoor area, away from excess moisture, heat,
dust, flammable gas or explosives. To avoid fire accidents and electric shock, the
indoor area must be free of conductive contaminants. For the temperature and
humidity specifications, please refer to
• Leave adequate space around all sides of the UPS for proper ventilation and
maintenance. Please refer to
• Only authorized Delta engineers or service personnel can perform installation and
maintenance. If you want to install the UPS by yourself, please install it under the
supervision of authorized Delta engineers or service personnel.
• Follow the IEC 60364-4-42 standard to install the UPS.
• Follow the National Electrical Code (ANSI/ NFPA 70) standard to install the UPS.
• Not for use in a computer room as defined in the Standard for the Protection of
Electronic Computer/ Data Processing Equipment, ANSI/ NFPA 75.
1.2

Connection Warnings

• Before applying electrical power to the UPS, make sure that the UPS is grounded
to avoid a possible risk of current leakage.
• The UPS is a completely integrated system that incorporates one UPS system
cabinet and several power modules.
For 1250/ 1263kVA UPS, you can parallel a maximum of 8 UPS system cabinets,
and each UPS system cabinet can connect to up to 5 power modules for
redundancy and capacity expansion.
• The UPS must be connected with an external battery cabinet (user-supplied,
handled and configured by Delta service personnel). Please refer to
Battery Cabinet Connection Warnings
• The UPS must be connected with an external maintenance bypass cabinet (user-
supplied, handled and configured by Delta service personnel). For information
regarding the external maintenance bypass cabinet, please refer to the table
below.
Ultron DPM Gen2 Series
Appendix 1: Technical Specifications
5.2 Installation Environment
for relevant information.
8
.
5.5 External
.