Only this way can hazards to
persons and property avoided when they are dealing with electrical energy. This also pertains
to the environmental conditions accordance with IEC
60439-1, section 6.1.1 and IEC 61439-2/3, section 7.
IEC 61439
Part Power switchgear and controlgear assemblies
Part Distribution boards intended operated ordinary persons
Guidelines for rated load factors
Number main circuits
Rated load factor
acc.1.
In particular, installation, maintenance work, modifications and retrofitting may
only carried out qualified personnel and compliance with the general
installation and safety regulations for work power installations.
What you have observe for installation
In the case products containing cartridge fuses, you have
to follow the specifications from the associated product
standards with regard the wire cross-sections be
connected.9 0.
Our promise
Connections the panel have satisfy numerous rules and conditions.1. The rated load factors the
table are applicable for this installation position and also for
components with permissible power losses. IEC 61439-3
2 and 0.
Whether installing terminal strips and terminal blocks using aluminium
conductors provide you with useful tips that make your work easier.6 0.
Here, recommend installing the products vertically on
horizontal terminal rail systems.7
6 inclusive 0. IEC 61439-2 acc.1. The specified temperature resistance the
plastics used has observed.8 0.1. The load factors listed the table below
constitute guidelines. They stipulate
the planning and construction requirements, well the necessary design
verifications.5
C. The essential prerequisites are, course, professional handling of
equipment and observance the rules force. The IEC standard and the DIN 61439 “Low-voltage
switchgear and controlgear assemblies” standard support you here. The user has refer
the manufacturer special operating conditions deviating
from this standard! You have provide for installation-
specific reduction factors depending the actual operating
conditions.24 3029140000
C
Assembly instructions
.Installation
General technical notes
Useful tips from planning through installation
As system planner, you bear the responsibility for the correct selection of
solutions and components.
Operating conditions
The specifications contained the documentation
apply, insofar separate stipulations apply, for the
recommended installation position and for environmental
conditions the case indoor installation (pollution
severity exceptional cases accordance with
IEC 60439-1 and IEC 61439-1/2/3.7 0.6
10 and more 0.8
4 and 0
