Eaton NRX Series Instruction Leaflet

5
Instruction Leaet IL01301010E
effective January 2013
Installation and Removal Instructions
for Series NRX Spring Release, Latch
Check Switch and Motor Operator
EATON CORPORATION www.eaton.com
Step 4: If the latch check switch being installed is for use internally
in conjunction with the spring release, plug the small 2-pin connector
of the latch check switch into the 2-pin plug in the spring release. The
2-pin connector only fits one way and will latch into place. If the latch
check switch being installed is for use externally, skip this step and
proceed to Step 5. Keep in mind that separate secondary connections
with an externally mounted LCS will have to be made as part of Step
5.
Figure 11.
2-Pin Plug for Internal
LCS Connection
Step 4
Step 5: With the latch check switch now installed in the spring release,
repeat Steps 3 through 8 of Section 2.
Section 5: Removal of latch check switch
from spring release
Proceed with the following five steps:
Step 1: Remove the spring release from the breaker prior to removing
a latch check switch by performing Steps 1 through 3 of Section 3.
Step 2: If the latch check switch is internally connected to the spring
release, unplug its connector from the 2-pin plug in the spring release.
Figure 12.
2-Pin Plug for LCS Connection
Step 2
Step 3: With the spring release positioned as shown, pull back on the
locking tab to unlock the latch check switch from the spring release.
Figure 13. Step 3
Step 4: Tilt the latch check switch back and lift to release and remove
it from the spring release.
Figure 14. Step 4
Step 5: If another latch check switch is to be installed in the spring
release, perform Steps 2 through 5 of Section 4. If not, just reinstall
the spring release by performing Steps 3 through 8 of Section 2.

Eaton NRX Series Specifications

General

Brand	Eaton
Model	NRX Series
Category	Circuit breakers
Language	English