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SED2 VFD Electronic Bypass Option Operating Instructions Item Number 125-3208, Rev. 011

SED2 VFD Electronic Bypass Option Operating Instructions Reference Documents The following SED2 VFD documentation is available from your local Siemens

Safety Instructions Safety Instructions The following general guidelines are provided for your safety, to prevent damage, and to extend the service li

SED2 VFD Electronic Bypass Option Operating Instructions Electronic Bypass Option Overview General Description During normal operation in a typical a

Electronic Bypass Option Overview Controller Board The Controller board is the foundation of the SED2 VFD Electronic Bypass Option. It controls commun

SED2 VFD Electronic Bypass Option Operating Instructions Contactors The Controller board provides two or three relay contact circuits for controlling

Electronic Bypass Option Overview Push Button/Indicator Description RemoteStartVFD0101R1 Activates the bypass mode and operates the bypass contactor

SED2 VFD Electronic Bypass Option Operating Instructions Installation Instructions Environmental Conditions Install the Electronic Bypass Option in a

Installation Instructions Mounting 1. To ensure safe installation, verify that the surface of the mounting location is level. 2. Mount the Electron

SED2 VFD Electronic Bypass Option Operating Instructions Electrical Installation See Figure 6 for all Electronic Bypass Option wiring. 1. Route shie

Installation Instructions VFD0111R1CONTROL WIRING(DIGITAL INPUTS/OUTPUTS) VIA2 KNOCKOUTSCOMMUNICATIONSWIRING (P1) VIA1 KNOCKOUTINPUTPOWERWIRING VIAKN

SED2 VFD Electronic Bypass Option Operating Instructions Table 1. Wire Sizes and Tightening Torques for Electronic Bypass Option with 208V Drive. Ci

Installation Instructions Table 2. Wire Sizes and Tightening Torques for Electronic Bypass Option with 230-240V Drive. Circuit Breaker Disconnect S

SED2 VFD Electronic Bypass Option Operating Instructions Table 3. Wire Sizes and Tightening Torques for Electronic Bypass Option with 380-480V Drive

Installation Instructions Table 4. Wire Sizes and Tightening Torques for Electronic Bypass Option with 500-600V Drive. Circuit Breaker Disconnect S

SED2 VFD Electronic Bypass Option Operating Instructions Startup Procedures Safety Precautions WARNING: When you connect input power to the Electron

Startup Procedures 3. Perform VFD commissioning per the SED2 VFD Operation & Maintenance Manual (Document No. 125-3202). If using the Quick Commi

SED2 VFD Electronic Bypass Option Operating Instructions Required SED2 VFD Parameter Settings The following SED2 parameters are programmed by the fact

Application Feature Setup Application Feature Setup Overview The Controller board supports six isolated digital inputs and six digital relay outputs

SED2 VFD Electronic Bypass Option Operating Instructions The Electronic Bypass Option will return to VFD mode operation as soon as the SED2 Relay in c

Application Feature Setup Interlock Description The Interlock feature (also called damper end switch logic) enables the SED2 VFD outputs to inhibit mo

SED2 VFD Electronic Bypass Option Operating Instructions

SED2 VFD Electronic Bypass Option Operating Instructions Settings The Interlock feature requires that Controller board DIP Switch 3 is set ON. NOTE:

Application Feature Setup Essential Services Description The Essential Services feature allows full-power bypass mode control of the motor during an e

SED2 VFD Electronic Bypass Option Operating Instructions Interlock and Auto Bypass on VFD Fault Description Interlock and Auto Bypass features are bot

Technical Specifications Technical Specifications Specifications Description 208V, 3AC±10% 230V, 3AC±10% 460V, 3AC ±10% Input Voltage (3 phase) 575V

SED2 VFD Electronic Bypass Option Operating Instructions Troubleshooting WARNING: Always disconnect all power sources before opening the SED2 VFD El

Troubleshooting Override Jumper An Override Jumper (J8) is supplied on the Controller board. Moving this jumper to the override position removes the C

SED2 VFD Electronic Bypass Option Operating Instructons Table 6. Fuse Replacement Information. Bypass Option Part Number Primary Fuse (F3 and F4)

Troubleshooting VFD Fault, NOCOMNCProgrammable Output, NOCOMNCDrive Select, COMNOBypass Select, COMNOBypass Running, COMNOOverload Fault, COMNODIGITAL

SED2 VFD Electronic Bypass Option Operating Instructions Siemens Building Technologies, Inc. 1000 Deerfield Parkw

NOTICE The information contained within this document is subject to change without notice and should not be construed as a commitment by Siemens Bui

Table of Contents Table of Contents How to Use this Manual...

SED2 VFD Electronic Bypass Option Operating Instructions Wiring Example for Interlock .....

How to Use this Manual How to Use this Manual Manual Organization This manual contains the following sections: How to Use this Manual, describes the o