Schaffner Ecosine max FN 3470, User And Installation Manual

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Schaffner Group
User and Installation Manual
Ecosine
max
7/66 schaffner.com
3.9 Cabinet specifications .............................................................................................................. 30
3.10 Cooling requirement ............................................................................................................. 32
3.10.1 Additional requirement for cooling ....................................................................................... 33
3.11 Mechanical frame sizes ........................................................................................................ 36
3.12 Ecosine max passive harmonic filter footprint .................................................................. 37
3.13 Filter performance ................................................................................................................. 39
3.14 Functional diagram ............................................................................................................... 41
3.14.1 Filter configuration ............................................................................................................... 41
3.14.2 Filter configuration -E0XXJXX ............................................................................................. 42
4 Ecosine max harmonic filter schematics and working principle ................... 43
5 Filter appearance and elements ....................................................................... 44
5.1 Mechanical design of FN3470/80/72/82 (with load choke present) ...................................... 44
5.2 Mechanical design of FN3471/81/73/83 (without load choke present) ................................ 45
6 Performance estimation using SchaffnerPQS ................................................ 47
7 Filter application ................................................................................................ 48
8 Filter installation ................................................................................................ 50
8.1 Step 1: Visual inspection ......................................................................................................... 50
8.2 Step 2: Mounting ....................................................................................................................... 51
8.2.1 Fixation ................................................................................................................................ 52
8.2.2 Screws and bolts selection .................................................................................................. 53
8.2.3 Filter placement: .................................................................................................................. 53
8.3 Step 3: Wiring ............................................................................................................................ 55
8.3.1 Verify safe disconnection of all line side power ................................................................... 55
8.3.2 Carefully connect protective earth (PE) cable to adequate earth potential close to ecosine
filter 55
8.3.3 Connect PE cable of ecosine filter ...................................................................................... 55
8.3.4 Connect ecosine main terminals to the respective phase on the line and load/rectifier ..... 56
8.3.5 Install external capacitive current control ............................................................................ 57