Installation Of The Switchgear At Site; Intermediate Storage; General Site Requirements; Tightening Torques - ABB ZX0 Manual For Installation And Operation

Gas-insulated medium voltage switchgear
Hide thumbs Also See for ZX0:
Table of Contents

Advertisement

1.5

Intermediate storage

− Store the panel blocks in the upright position.
− Do not stack the panel blocks.
− Protect the transport units from damage.
The conditions for optimum intermediate storage without
packaging or with basic packaging are as follows:
− The storeroom must comply with the normal operating
conditions for a switchgear installation (see IEC 62271-1).
− Cover the unpackaged panel blocks with protective sheet-
ing, remembering to preserve sufficient air circulation.
− cccc
The conditions for optimum intermediate storage with
packaging and preservation are as follows:
− Check the packaging for damage.
− Store the transport units in a dry place protected from the
weather.
− Contact us if
− the storage life of the preservation is exceeded,
− the packaging with preservation is damaged.
2.
Installation of the
switchgear at site
2.1
Fundamental notes on
installation work
2.1.1

General site requirements

At the start of installation, the switchgear room at site must be
complete and fitted with lighting and power for the installation
work. It must also be lockable, dry, and with good ventilation fa-
cilities. All necessary provisions such as openings, ducts, etc. for
laying of the power cables must already be in place. Compliance
with the conditions for indoor switchgear to IEC 62271-1 must be
ensured.
2.1.2

Tightening torques

Use DIN screws of tensile class 8.8. Use the tightening torques
stated in table 2.1.2.1. The tightening torques apply to unlubri-
cated screw connections.
&
Please consult the manufacturer's installation instruc-
tions for the tightening torques of cable connectors
and surge arresters.
Table 2.1.2.1: Tightening torques
Nut on studbolt
Steel screw in pulling nut
Screw in inner cone socket
Other screws of tensile class 8.8
M 8
12,5
18 - 24
20
26
Manual ZX0 HB 600 en - Revision 05 | 13
M 10
50

Hide quick links:

Advertisement

Table of Contents
loading

Table of Contents