WEG SSW-07 - CHAPTER 3 INSTALLATION AND CONNECTION; 3.1 Mechanical Installation

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English
INSTALLATION AND CONNECTION
This chapter describes the procedures for the electrical and
mechanical installation of the Soft-Starter SSW-07. The guidelines
and suggestions must be followed for the correct operation of the
Soft-Starter SSW-07.
The location of the Soft-Starters SSW-07 is an important factor to
assure the correct operation and high product reliability.
Avoid:
Direct exposure to sunlight, rain, high moisture and sea air ;
Exposure to explosive or corrosive gases and liquids;
Exposure to excessive vibration, dust or any metallic and/or oil
particles in the air.
Allowed Environmental Conditions:
SurroundingairTemperature:0ºCto55ºC(32ºFto131ºF)-
nominal conditions.
Relativeairmoisture:5%to90%,withno-condensation.
Maximumaltitude:1,000m(3,300ft)abovesealevel-nominal
conditions.
From, 1,000 m to 4,000 m (3,300 ft to 13,200 ft) above sea level -
currentreductionof1%foreach100m(330ft)above1,000m
(3,300 ft).
From 2000 m to 4000 m (6,600 ft to 13,200 ft) above sea level -
voltagereductionof1.1%foreach100m(330ft)above2,000m
(6,600 ft).
Pollutiondegree:2(accordingtotheUL508).
Normally, only non conductive pollution. Condensation must not
cause conduction in the particles in the air.
Theexternaldimensionsandmountingholesareshowningure
3.1 and table 3.1 below.
C
A
B
D
P
H
L
A
L
P
C
D
B
H
Figure 3.1 - SSW-07 dimensions
3.1 MECHANICAL
INSTALLATION
3.1.1 Environmental
Conditions
CHAPTER 3
3.1.2 Soft-Starter
SSW-07
Dimensions