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CONTENTS
1.
2.
3.
4.
5.
6.
7.
8.
Prior to installation, read these installation
and operating instructions. Installation and
operation must comply with local regula-
tions and accepted codes of good prac-
tice.
All wires to units outside the control panel
must be of the type H05VV-F according to
CENELEC HD21 (to avoid injury from
touching wires).
1. Applications
The FB 101 is an impedance protection module
which is mounted before the IO 401 phase sequence
input.
2. FB 101 module
Pos.
Description
1
Output for the IO 401 module
2
Connection for motor cable/supply
6
Page
6
6
7
7
7
8
8
8
1
2
Functions
• Protection of IO 401.
• Impedance matching.
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