Siemens SED2 VFD Electronic Bypass Option 125-3208 - Manual (Page 8)

SED2 VFD Electronic Bypass Option Operating Instructions
ii Siemens Building Technologies, Inc.
Application Feature Setup ........................................................................................... 42
Overview .................................................................................................................... 42
Auto Bypass without Interlock.................................................................................... 42
Description .............................................................................................................. 42
Settings ................................................................................................................... 43
Example SED2 Settings.......................................................................................... 43
Interlock ..................................................................................................................... 44
Description .............................................................................................................. 44
Settings ................................................................................................................... 44
Wiring Example for Interlock ................................................................................... 46
Essential Services...................................................................................................... 46
Description .............................................................................................................. 46
Settings ................................................................................................................... 47
Wiring Example for Essential Services ................................................................... 47
Interlock and Auto Bypass on VFD Fault................................................................... 48
Description .............................................................................................................. 48
Settings ................................................................................................................... 48
Wiring Example for Interlock and Auto Bypass on VFD Fault ................................ 48
Technical Specifications .............................................................................................. 49
Troubleshooting............................................................................................................ 51
Power-on Initialization Failure (Unit Fault Condition) ............................................... 51
Override Jumper ........................................................................................................ 52
Fuses ......................................................................................................................... 52