1
80960G_MHW_GTF_05-2019_ENG
GTF
POWER CONTROLLER
INSTALLATION AND
OPERATION MANUAL
code 80960G - 05-2019 - ENG
INDICE
Indicates contents of sections, general instructions, notes, and
other points to which the reader’s attention needs to be called.
Indicates a particularly delicate situation that could affect
the safety or correct operation of the controller, or an
instruction that MUST be followed to prevent hazards.
Indicates a risk to the user’s safety due to high voltage at the
points indicated.
Indicates a suggestion based on the experience of
GEFRAN’s Technical Personnel that could be
especially useful under certain circumstances.
Indicates a reference to Detailed Technical
Documents available on the GEFRAN website
www.gefran.com.
GRAPHIC SYMBOLS
Per differenziare la natura e l’importanza delle informazioni fornite nelle presenti Istruzioni per l’Uso, sono stati utilizzati dei simboli grafici di
riferimento che contribuiscono a rendere più immediata l’interpretazione delle informazioni stesse.
1 • PRELIMINARY INSTUCTIONS ..................................2
1.1 Profile ...............................................................................
2
1.2 General Description .........................................................
2
1.3 Preliminary instruction .....................................................3
2 • INSTALLATION AND CONNECTION .........................4
2.1 Electrical power supply ....................................................
4
2.2 Notes on electrical safety and electromagnetic
compatibility: ....................................................................
4
2.3 Recommendations for Correct Installation for
purposes of EMC: ............................................................
4
2.4 Dimensions ......................................................................
7
2.5 Installation ........................................................................
8
2.6 Short circuit protection .....................................................
9
2.7 General description GTF 25-120A ...............................10
2.8 General description GTF 150-250A ..............................10
2.9 Cleaning/Checking or replacing the fan
GTF 150-250A ...............................................................
11
2.10 Replacing the Internal Fuse (Optional only for
GTF 150-250A) ..............................................................
12
3 • ELECTRICAL CONNECTIONS ................................13
3.1 Power connections ........................................................13
3.2 Connections Input/Output GTF 25-120A ......................
14
3.3 Connections Input/Output GTF 150-250A ....................15
3.4 Functions of indicator leds .............................................16
3.5 Control connector ..........................................................16
3.6 Configuration TTL port (GTF Standard) ........................
19
3.7 Serial communication ports modbus
RS485
(Option) ..........................................................................
19
3.8 Connection example: communication ports .................
19
3.9 Connection example: Power section ............................20
3.10 Digital Input (PWM) ........................................................33
4 • INSTALLATION OF THE SERIAL PORT .................34
4.1 Sequence autobaud serial ............................................35
5 • TECHNICAL CHARACTERISTICS ..........................36
5.1 Derating Curves GTF ....................................................38
6 • TECHNICAL / COMMERCIAL INFORMATION ........39
6.1 Accessories ....................................................................40
6.2 Fuse / fuseholders .........................................................40
