Modules; Ebn853 - ABB EBN853 Operating Instructions Manual
Power electronic unit
for control of contrac actuators
in the explosion protection area
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Also See for EBN853:
- Instruction (18 pages) ,
- Operating instruction (46 pages) ,
- User manual (44 pages)
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3.1
Modules
Pos: 8.4 /Aufbau und Funktion/Aktorik/Leistungselektroniken/EBN853, EBN861/Baugruppen EBN853 @ 13\mod_1191919828953_3101.doc @ 128822
The power electronic units EBN853, EBN861 (Contrac) consist of 2 housing halves, one holding
the connection components (EBN853) and the transformer, the other holding the electronics
and the commissioning and service field (ISF) for "local operation" and actuator setup.
3.1.1
EBN853
Fig. 5
1 Terminal box
2 Electronics cover
3 Cover for ISF
Fig. 6: Connection area
1 Fuse protection against active feed at 20
mA setpoint input
2 Signal terminals
3 Fuse for heating resistor
4 Motor terminals
Standard delivery scope: Tap holes with covers.
Adapters for PG or NPT cable glands are optionally available.
Pos: 8.5 /Aufbau und Funktion/Aktorik/Leistungselektroniken/Allgemein/Baugruppen EBN861 @ 13\mod_1191920439171_3101.doc @ 128845
42/68-830-EN
5
8
7
EBN853, EBN861 (Contrac)
Design and function
1
2
3
4
4 Cover for connection area
5 Holes for cable glands
1
2
3
4
5
6
5 Mains fuse
6 Mains supply terminals
7 Tap holes
8 Cable gland
M00353
M00352
13
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