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Electronic Bypass Controller Installation and Commissioning Guide
7.3 Start-up Checklist – Electronic Bypass
Motor rotation MUST be checked in both VFD and Bypass modes. Failure
to confirm rotation may cause severe damage to the electronic bypass,
motor or its driven equipment.
Date (dd/mm/yyyy):
Emerson Order #:
Customer:
Customer PO#:
Attn:
Phone/Fax/eMail
Project Name:
Site Address:
Site Contact:
Contact Phone:
Drive Model Number:
Drive Serial Number:
Package Model Number:
UL Number:
Motor rotation MUST be checked in both VFD and Bypass modes. Failure to confirm rotation may cause severe
damage to the electronic bypass, motor or its driven equipment.
Pre-Power Checks
Confirm proper operating voltage:
208 V
230 V
460 V
Drive mounted (per instruction manual):
YES
NO
Check all connections for loose wiring or terminations caused during shipping
Input wiring to drive (in separate conduit):
YES
NO
Output wiring to drive (in separate conduit):
YES
NO
Ground wire from AC mains ground to drive:
YES
NO
Ground wire to motor from drive:
YES
NO
Power ready to be energized to drive:
YES
NO
Motor and load ready for operation:
YES
NO
Control Wiring
Automatic run connected between TB2-5 & TB2-8:
YES
NO
Automatic speed reference 4-20 mA connected to
M200 terminals 4-6,
M400 terminals 5-6
;
H300 terminals 6-9
YES
NO
Normally Closed safety contact or jumper connected between TB2-3 & TB2-8:
YES
NO
Normally Closed fire contact or jumper connected between TB2-6 and TB2-8:
YES
NO
Factory jumper connected between TB4-5 & TB4-8:
YES
NO
Power-Up Checks (Close enclosure door and disconnect / circuit beaker)
Input wiring to drive (in separate conduit):
YES
NO
Output wiring to drive (in separate conduit):
CW
CCW
Ground wire from AC mains ground to drive:
CW
CCW
Ground wire to motor from drive:
YES
NO
Power ready to be energized to drive:
YES
NO
Start-Up Check List – Electronic Bypass
WARNING
