Danfoss TTS400

Figure 4-87 Input Terminal Block Installation - TTS/TGS/TTH/TGH Rev. H (Except TTS300/TGS230)
1. Installthetwo(2)spacersifpreviouslyremoved.
2. PlacetheTerminalBlockonthecompressorhousing.
a. ForRevFandearliercompressors,usetwo(2)M5x45fastenerstoattachtheTerminalBlocktothe
compressorhousingandandtorqueto4Nm(35in.lb.).
b. ForRevHcompressors,looselyinstallthethree(3)fasteners.Thentorquethetwo(2)M5x45
fastenersto4Nm(35in.lb.)andtorquetherearM6x16fastenerto5Nm(44in.lb).
3. Placethethree(3)ACBusBarsontotheTerminalBlockandfingertightenallfasteners.Securethem
withthesix(6)TerminalBlockfasteners.Torquethefastenersto4Nm(35in.lb.).
a. ForRevFandearliercompressors,torquethesix(6)fastenersto3Nm(27in.lb.)andthethree(3)
M8x20ACBusBarFastenersto9Nm(80in.lb.).
b. ForRevHcompressors,torquethesix(6)M5x12fastenersto2Nm(17in.lb.)andthethree(3)
M6x16ACBusBarstoSCRfastenersto5Nm(44in.lb.).
4. Reconnectthethree(3)terminalsoftheSoftStartcableharnesstotheACBusBars.
5. InstallthemainsinputcablestotheTerminalBlockandtorqueto21Nm(15ft.lb.).
6. ContinuetoSection4.11.2.6General3-PhaseMainVoltageInputTerminalBlockInstallation.
4.11.2.6 General 3-Phase Main Voltage Input Terminal Block Installation
1. Installthetopcovers.RefertoSection4.1CompressorCoversonpage52.
2. Returnthecompressortonormaloperation.
4.11.2.7 Terminal Block Torque Specifications

Table 4-19 Terminal Block Torque Specifications
Description Nm Ft.Lb. In.Lb.
TTS300/TGS230ACBusBartoSCRfastener,M6x16 5 - 44
TTS300/TGS230TerminalBlockMountingfastener,M5x15 3 - 27
TTS300/TGS230FuseAssemblytoTerminalBlockfastener 4 - 35
ACBusBartoTerminalBlockfastener-RevFandearlier(excludesTTS300/TGS230compressors) 3 - 27
ACBusBartoTerminalBlockfastener-RevH(excludesTTS300/TGS230compressors) 2 - 17
TerminalBlocktoCompressorfastener,M5x45(excludesTTS300/TGS230compressors) 4 - 35
Page 106 of 294 - M-SV-001-EN Rev. H 1/23/2023