2 Engineering
2.1 Introduction
22
DE1 variable speed starter
09/14 MN040011EN
www.eaton.com
2.1 Introduction
This section describes the most important characteristics of the power
circuit for a Power Drive System (PDS) that need to be taken into account
when planning and configuring your application.
figure 14: Example of a Power Drive System with a three-phase feeder unit
for a three-phase motor
a
Network configuration, mains voltage, mains frequency, interaction with p.f. correction systems
b
Fuses and cable cross-sections, cable protection
c
RCD, Residual current device
d
mains contactor
e
Mains choke; if applicable, external radio interference suppression filter, line filter
f
Variable speed starter: mounting, installation;Power connection;EMC measures;Example of circuits
g
Motor choke, sine filter, dV/dt filter
h
Cable lengths, motor cables, shielding (EMC)
i
Motor protection, thermistor
j
Motor and application, parallel operation of multiple motors on a variable speed starter,
bypass circuit; DC braking
③
②
①
L1
L2
L3
PE
⑤
④
⑦
⑩
⑨
⑧
⑥
RCD
M
3
ϑ
˜
PES
PES
I >
I >
I >
Содержание PowerXL DE1 series
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Страница 36: ...2 Engineering 2 5 Motor Selection 32 DE1 variable speed starter 09 14 MN040011EN www eaton com ...
Страница 68: ...3 Installation 3 6 Block diagrams 64 DE1 variable speed starter 09 14 MN040011EN www eaton com ...
Страница 132: ...7 Modbus RTU 7 4 Operating mode Modbus RTU 128 DE1 variable speed starter 09 14 MN040011EN www eaton com ...
Страница 146: ...8 Technical Data 8 4 Dimensions 142 DE1 variable speed starter 09 14 MN040011EN www eaton com ...
Страница 172: ...10 Fault messages 10 3 Fault list 168 DE1 variable speed starter 09 14 MN040011EN www eaton com ...
Страница 186: ...182 DE1 variable speed starter 09 14 MN040011EN www eaton com ...