Installation RED25
Release 01 02/2015
7
Relevant when the
device is supplied via 1
voltage input
The following requirements are
alternatively
fulfilled:
Alternative 1
The voltage supply meets the requirements for a
limited power source (LPS) as per EN 60950-1.
Alternative 2
Relevant for North America:
The voltage supply meets the requirements as
per NEC Class 2
Alternative 3
All
of the following requirements are fulfilled:
The voltage supply meets the requirements
for a safety extra-low voltage (SELV) as per
IEC/EN 60950-1.
Supply with DC voltage:
A fuse suitable for DC voltage is located in
the plus conductor of the power supply.
The minus conductor is on ground potential.
Otherwise, a fuse is also located in the minus
conductor.
Regarding the properties of this fuse:
See “General technical data” on page 32.
Supply with AC voltage:
A fuse is located in the outer conductor of the
power supply.
The neutral conductor is on ground potential.
Otherwise, a fuse is also located in the
neutral conductor.
Regarding the properties of this fuse:
See “General technical data” on page 32.
Relevance
Requirements
Table 3:
Requirements for connecting the supply voltage
Summary of Contents for Hirschmann RED25 Series
Page 40: ......
