GE Industrial Solutions EntelliGuard G Back Connected Terminations Fixed Envelope 3 , 6000A - Manual

Back Connected Terminations
Fixed Envelope 3 , 6000A
Terminal assemblies are supplied with the
Entelliguard breaker. Fixed breakers have Back or
Front Connected Terminations available. This
instruction is for Back Connected Terminations
Back Connected Terminations Assembly Procedure:
1. Turn the breaker off and discharge the closing springs
by depressing the OFF and ON buttons in the
sequence OFF-ON-OFF. Verify that the breaker OFF-
ON indicator shows OFF on a green background and
that the charge indicator shows DISCHARGE on a
white background.
2. Assemble the outer pole bottom & top Back
Connected Termination assemblies first to the breaker
rear terminal support & orient as shown in Fig A.
3. Terminal assemblies to be tightened with M12
hardware’s as shown in Fig A, to 80 Nm (59 ft-lbs)
torque.
4. Assemble the heat sinks LH & RH as shown in Fig B on
the outer poles first, and tightened them to 14 Nm
(10.3 ft-lbs) torque.
5. Repeat the above mounting procedure for remaining
adjacent poles.
6. Assemble remaining terminal assemblies similarly on
all the poles so as to populate as 3pole / 4 pole
breaker fig C & Fig D.
7. The bus bars to be supported within 200mm distance
and tightened to 80Nm (59 ft-lbs) torque.
Envelope
Size
Catalog #
Description TYPE
GBB360TBB3 Top side 3 pole
GBB360BBB3 Bottom side 3 pole
GBB360TBB4 Top side 4 pole
Envelope 3
GBB360BBB4 Bottom side 4 pole
EntelliGuard ® G Circuit Breaker
Accessories
Back Connected Terminations for Fixed
Breaker
WARNING: Before installing any accessories, turn the
breaker OFF, disconnect it from all voltage sources,
and discharge the closing spings.
AVERTISSEMENT: Avant d’installer tout accessoire,
mettre le disjoncteur en position OFF, le déconnecter
de toute tension d’alimentation, et décharger les
resorts d’armement
DEH-41445 Installation Instructions
Top
terminal
Asm
Bottom
terminal
Asm
Nut plate
M12 hardware
M12 Spring
washer
M12 Plain
washer
Top
terminal
Asm
Bottom
terminal
Asm
Nut plate
M12 hardware
M12 Spring
washer
M12 Plain
washer
Fig A. Back Connected Terminations, Envelope 3 6000A
fixed
Table 1. Back Connected Terminations
Catalog numbers
1