Kohler KBC, Operation And Installation

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TP-6835 9/17 17 Section 2 Installation
2.5.2 Manual Operation, 150--4000 Amp
Programmed- and Closed-
Transition Models KBP and KBC
1. Bypass and isolate the transfer switch before
using the maintenance handle. See Section 7
for instructions.
2. Remove the maintenance handle from the clips on
the left side of the transfer switch frame on
150--800 amp models, or on the lower part of the
transfer switch frame for larger models.
3. Attach the maintenance handle:
a. 150--1200 amp switches: See Figure 2-9.
Attach the maintenance handle onto the shaft
extension on the left side of the operator.
b. 1600--4000 amp switches: See Figure 2-8.
Slide the hub onto the shaft and insert the pin.
Pull out the shaft to operate the Emergency
contacts. Push in the shaft to operate the
Normal contacts.
c. Starting with the contactor in the NORMAL
position, use the maintenance handle to move
the Normal operator from the CLOSED to the
OPEN position.
d. Move the Emergency operator from the OPEN
position to the CLOSED position.
e. Return the Emergency operator to the OPEN
position and the Normal operator to the
CLOSED position.
f. Remove the maintenance handle and store it on
the frame in the clips provided.
Turn counterclockwise to
OPEN contacts.
Turn clockwise to
CLOSE contacts.
Insert
handle
into hole
Grasp
handle
firmly
Slide hub
onto shaft &
insert pin
Pull out shaft to operate
Emergency contacts.
Push in shaft to operate
Normal contacts.
140
Figure 2-8 Manual Operation, 1000--4000 Amp
KBP and KBC
195
UP opens the Emergency source
contacts
DOWN closes the Emergency
source contacts
UPPER SHAFT:
UP closes the Normal source
contacts
DOWN opens the Normal source
contacts
LOWER SHAFT:
Shaft
Shaft
Handle
Handle
Figure 2-9 Manual Operation, 150--1200 Amp KBP and KBC