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Series 7400 Single Phase 1+N UPS
3.1 Introduction
WARNING
Do not apply electrical power to the UPS equipment before the arrival of the
commissioning engineer
WARNING
The UPS equipment should be installed by a qualified engineer in accordance
with the information contained in this chapter and the drawing package shipped
inside the UPS cabinet.
WARNING
BATTERY HAZARDS
Ø Special care should be taken when working with the batteries associated
with this equipment. When connected together, the battery terminal voltage
will exceed 400Vdc and is potentially lethal.
Ø Eye protection should be worn to prevent injury from accidental electrical
arcs.
Ø If a ‘sealed’ battery leaks electrolyte, or is otherwise physically damaged, it
should be placed in a container resistant to sulphuric acid and disposed of in
accordance with local regulations.
Ø If electrolyte comes into contact with the skin, the affected area should be
washed immediately.
This chapter contains information regarding the positioning and
cabling of the one-plus-one UPS equipment and batteries.
Because every site has its peculiarities, it is not the aim of this
chapter to provide step-by-step installation instructions, but to act
as guide as to the general procedures and practices that should be
observed by the installing engineer.
Chapter 3Chapter 3
Installation Procedure