Operating Instructions

SED2 Conventional Bypass Option Operating Instructions
22 Siemens Building Technologies, Inc.
Check Step
( ) 12.
Record any other connections to the drive by terminal number to determine if special
programming is required.
( ) 13.
If applicable, verify that the building automation system logic is ready to perform
adequately for start, stop, and speed command functions.
This concludes the preparation process for SED2 startup.
Keep your Installation & Startup, Operation & Maintenance Manuals, option schematics, and any
other instructions sent with the drive easily accessible to assist you through the remainder of this
startup process.
Preparation, Continued
Check Step
( ) 1.
Verify that the electrical supply power lines connect to the input device and that the
motor leads connect to the output terminals of the overload relay. Ensure that all
connections are tight; factory connections may come loose during shipment. Set the
thermal mechanical overload for the bypass panel to the motor’s FLA.
( ) 2.
Record all other connections to the bypass cabinet or the VFD and confirm (if
applicable) that the building management system logic is ready to perform adequately
for start, stop, and speed command functions.
( ) 3. Before applying power, make sure that the following conditions are met:
1. The Drive-Off-Bypass switch is OFF.
2. For units with three contactors, the Drive Test ON/OFF switch is OFF.
( ) 4.
Apply power to the drive and bypass package. Make sure that all three phases are
present and that the input voltage is correct for the system being set up. Then move the
Drive-Off-Bypass switch to the DRIVE position.
At this time, if the display indicates a fault, press
to reset it.
( ) 5. Verify that the drive display is ON.
( ) 6.
Press
to access Parameter r0000 and to enter the SED2 programming mode. From
here, you can access and change Level 1 parameters using
or .
Press
to advance to P0003. Press to access parameter. Press to advance
to 3. Press
to save.
( ) 7.
Repeatedly press
to advance to Parameter P0010. Press to access the
parameter values level.
Press
to advance to 1. Press to confirm and save the P0010 = 1 setting. The
Quick Commissioning procedure starts. See the Quick Commissioning Procedure
section in this document for details.
On completion of the Quick Commissioning procedure, continue with Step 8.
( ) 8.
Press
and then to return to the drive operating mode.