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4.12 Input Mains Bus Bars
This section applies to all compressors with the exception of TTS300 and TGS230 models.
Figure 4-88 Input Mains Bus Bar Examples
4.12.1 Input Mains Bus Bar Removal
4.12.1.1 General Mains Bus Bar Removal
1. Isolate the compressor power as described in Section 1.8 Electrical Isolation on page 22.
2. Disconnect the mains input cables from the Terminal Block.
3. For Revision F and earlier compressors, refer to Figure 4-89 AC/DC Bus Bar Connectors -
TTS/TGS/TTH/TGS Rev. F and earlier (Except TTS300/TGH230) on page 109 and do the following:
a. Remove the connectors of the Soft Start AC/DC Harness from the bus bars and lift away the Soft
Start AC/DC Harness.
b. Remove the three (3) M8x20 fasteners that secure the AC Bus Bars to the SCRs.
c. Remove the six (6) fasteners that secure the three (3) AC Bus Bars to the Terminal Block.
d. Remove the AC Bus Bars.
4. For Revision H compressors, refer to Figure 4-90 AC/DC Bus Bar Connectors - TTS/TGS/TTH/TGS Rev. H
(Except TTS300/TGH230) on page 109:
a. Remove the three (3) M6x16 fasteners that secure the AC Bus Bars to the SCRs.
b. Remove the three (3) ring terminals and lift away the Soft Start AC/DC Harness.
c. Remove the six (6) fasteners that secure the three (3) AC Bus Bars to the Terminal Block.
d. Remove the AC Bus Bars.
Page 108 of 294 - M-SV-001-EN Rev. H 1/23/2023
Содержание Turbocor TT Series
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