Installation OCTOPUS OS20/OS24 Unmanaged
Release 08 07/2015
7
Supply voltage
The supply voltage is electrically isolated from the housing.
Use undamaged parts.
Relevant for North America:
Only use copper wire/conductors of class 1, 75 °C.
Applies to devices featuring supply voltage with the characteristic
value F:
Exclusively connect SELV circuits with the voltage restrictions in
accordance with IEC/EN 60950-1 to the supply voltage connections.
Applies to devices featuring supply voltage with the characteristic
value A:
Ensure that the externally power unit connected upstream fulfills one
of following conditions:
NEC Class 2
Limited Power Source based on EN 60950-1
Operating conditions
Operate the device at the specified ambient temperature (temperature of
the ambient air at a distance of 2 inches (5 cm) from the device) and at
the specified relative humidity exclusively.
Install the device in a location where the climatic threshold values
specified in the technical data are adhered to. Make sure the
environment does not heat the device.
Use the device in an environment with a maximum pollution degree
that complies with the specifications in the technical data.
Relevant for use in North America
Use this device solely in Class 2 Circuits.
Relevant for usage under conditions that comply with the
the technical standard UL 60950-1:
Note:
The following information applies only to device variants with
UL 60950-1 approval and protective conductor connection.
Protective conductor connection for the crimp connection:
Use a wire diameter for the ground conductor that is no smaller than the
diameter of the supply voltage connection, however of at least 0.75 mm²
(AWG18).
Use a professional crimping tool specified for the wire size. Follow the
instruction of the crimping tool. The pull out force the crimped connection
is at least 135 N according to the technical standard IEC 60352-2.
Содержание OS20-001000T5T5TAFUHB
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