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Issue 04/02
3 Commissioning
MICROMASTER 410 Operating Instructions
6SE6400-5EA00-0BP0
43
External motor thermal overload protection
When operated below rated speed, the
cooling effect of fans fitted to the motor
shaft is reduced. Consequentially, most
motors require de-rating for continuous
operation at low frequencies. To ensure
that the motors are protected against
overheating under these conditions, a
PTC temperature sensor must be fitted to
the motor and connected to the inverter
control terminals as shown in Figure 3-8.
NOTE
To enable the trip function, set parameter P0701, P0702 or P0703 = 29.
1 k
Ω
Motor
PTC
4
5
1, 2
or 3
Inverter
Control
Terminals
Figure 3-8
Motor Overload PTC
Connection
Содержание micromaster 410
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Страница 10: ...Safety Instructions Issue 04 02 MICROMASTER 410 Operating Instructions 10 6SE6400 5EA00 0BP0 ...
Страница 14: ...Table of Contents Issue 04 02 MICROMASTER 410 Operating Instructions 14 6SE6400 5EA00 0BP0 ...
Страница 44: ...3 Commissioning Issue 04 02 MICROMASTER 410 Operating Instructions 44 6SE6400 5EA00 0BP0 ...
Страница 56: ...5 System Parameters Issue 04 02 MICROMASTER 410 Operating Instructions 56 6SE6400 5EA00 0BP0 ...
Страница 62: ...6 Troubleshooting Issue 04 02 MICROMASTER 410 Operating Instructions 62 6SE6400 5EA00 0BP0 ...
Страница 66: ...7 MICROMASTER 410 Specifications Issue 04 02 MICROMASTER 410 Operating Instructions 66 6SE6400 5EA00 0BP0 ...
Страница 68: ...8 Options Issue 04 02 MICROMASTER 410 Operating Instructions 68 6SE6400 5EA00 0BP0 ...
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Страница 80: ...Index Issue 04 02 MICROMASTER 410 Operating Instructions 80 6SE6400 5EA00 0BP0 ...
Страница 82: ...MICROMASTER 410 Operating Instructions 82 6SE6400 5EA00 0BP0 ...
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