Westinghouse De-ion DB-15, Instructions Manual

Page: 42 / 43

'
- ·
.
•
KEY INTERLOCK ATTACHMENT
(For Fixed Breakers)
The key interlock mounts on the right side of
the operating mechanism frame. {See Fig.
18).
The
key cannot be removed unless the breaker is locked
in the tripped position.
Inspection.
Push the trip button and turn the
key to the locked position. The key is then removable
and the breaker is locked in the tripp-ed position.
Replace the key, and rotate to the unlocked position
to free the trip button.
Maintenance.
The device is non-adjustable.
Check for loose bolts only.
TERMINAL BLOCK
(For Fixed Breakers)
The eight point terminal block mounts on top
of the auxiliary switch {see Fig. 19) .
.
! R I P SCRE.W
c
All
internal wiring is connected to the back
terminals, leaving the front terminals for the cus­
tomer's wiring. The left side of the front cover is
open to permit entrance of the customer's wires
from the left side of the breaker.
Maintenance.
Check for loose screws.
DBL-ZS BREAKER
The DBL-25 breaker consists of a standard DB-25
breaker with special current limiting trigger fuses
mounted on the top studs (Ref. Fig. 20) .
The breaker should be trip free when a
3
/16"
thick spacer is placed between the end of the fuse
trip button and Micarla lever "A". Adjust trip screw
"C", if necessary, to secure
this
condition.
FIG. 20.
Type "DBL" Air Circuit Breaker
33
www
. ElectricalPartManuals
. com