Kohler KBS - Manual Load Transfer, 800-1200 Amp Models

TP-6835 9/1768 Section 7 Bypass, Isolation, and Manual Transfer
E
L
N
ATS
Bypass Switch
Turn
Bypass
Handle
counter-
clockwise.
Figure 7-51 Opening Bypass to Emergency
1. Observe which bypass switch position indicator is
yellow (NORMAL or EMERGENCY) at the bypass
switch handle. This indicates the source
connected to the load. See Figure 7-49.
2. Un–Bypass to same source as the bypass switch
position as follows (select Normal or Emergency).
To Open the Bypass when Connected to the
Normal Source
The Transfer Switch Connected To Normal light is on.
The Transfer Switch Connected To Emergency light is
off.
Turn the handle clockwise.
Turn the bypass handle clockwise until the bypass
switch position shows OPEN (green window indicator).
See Figure 7-49. The Bypassed to Normal light should
go off and the Not In Automatic light should go o ff. The
automatic transfer and bypass/isolation switch should
be left in this position.
To Open the Bypass when Connected to the
Emergency Source
The Transfer Switch Connected To Emergency light is
on. The Transfer Switch Connected To Normal light is
off.
Turn the handle counterclockwise.
Turn the bypass handle counterclockwise until the
bypass switch position shows OPEN (green window
indicator). See Figure 7-49. The Bypassed to
Emergency light should go off and the Not In Automatic
light should go off. The automatic transfer and bypass/
isolation switch should be left in this position.
7.3.5 Manual Load Transfer,
800--1200 Amp Models
The following procedure manually transfers the load to
the other source if the transfer switch or controller are
out of service.
Note: Close and secure the enclosure door before
performing this procedure.
1. Bypass to the connected source. Turn the bypass
handle to EMERGENCY or NORMAL. See
Section 7.3.1.
2. Turn the isolation handle to the TEST position. See
Section 7.3.2.
3. Turn the bypass handle to OPEN, then to the other
source. The load will be interrupted.
To return to automatic operation, follow the instructions
inSection7.3.3,ReturntoService.