GE GEH-6432 User Manual

WARNING: Disconnect an power from the starter and
overload relay
servicing.
installation, modification, ou entretien.
CAUTION: Before installing this product in a nuclear
application, determine if it is intended for such use.
ATTENTION: Avant d'installer le produit dans une
application nudeaire, verifier si cela est permis.
The ABB Solid State Overload Relay is shown in
Figure l. The catalog
specifications are listed in Table 1.
The following instructions describe the installation
of a Solid State Overload Relay as a replacement for
an existing overload relay on a 300-Line starter.
1. Disconnect all sources of power to the starter.
2. Disconnect all control and power wiring from
the load side of the existing overload relay.
3. Remove and save the overload relay mounting
screw, located at the bottom right and upper left
corners of the overload relay housing.
4. Remove the overload relay from the starter
baseplate.
5. Reassemble the Solid State 9verload Relay from
this kit in the reverse order.
Catalog Number:
Starter Mount
Replacement
1
GEH-6432 User's Guide
Solid State Overload Relay
NEMA Sizes 5 & 6
AVERTISSEMENT:
Introduction
Replacement Installation
NOTE: Maximum fuse and breaker sizes are intended as guidelines. Refer to NEC and local codes for proper fuse and
breaker selection.
Table 1. Solid State Overload Relay, NEMA Sizes 5 & 6, catalog numbers and electrical specifications.
before installing, modifying,
Couper l'alimentation
numbers and
NEMA
Size
CR324GXNS 5
CR324GXPS
5
CR324GXQS
5
CR324HXSS
6
CR324HXTS
6
or
avant
electrical
6. Check to see that the two wires
current transformer have been reconnected to
the top and bottom terminals on the same pole
of the Solid State Overload Relay as on the
overload relay that was replaced.
7. Torque the bottom terminal screws to 20 lb-in
and the top terminal screws to 1 2 lb-in.
8. Connect the control and power wiring to the
terminals on the load side of the Solid State
Overload Relay, shown in Figure 2.
9. Reconnect power sources to the starter.
10. Fully depress the blue reset button on the Solid
State Overload Relay to insure that it is in the
reset position. The yellow trip flag will be at its
right position, as illustrated in Figure 2.
Current Max Fuse Size,
Range, amps (Class
amps
32-68 250
500
65-135
130-270 800
130-270 800
260- 540 1600
Figure 1. Solid State Overload Relay (external current transformers
T,H�J,L,R,K)
Max Breaker Use with
amps Contactor
CR306G
250
400 CR306G
800 CR306G
CR306HH
800
1600
CR306HH
Rating, ABB
not shown}.
from each