GE Industrial Solutions EntelliGuard G Back Connected Terminations for Cassette Envelope 1 & 2 – 2000A - Manual

Back Connected Terminations
Cassette Envelope 1 & 2 – 2000A
Terminal assemblies are supplied with the
Entelliguard breaker.
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. If installing
in a draw-out type breaker remove breaker from
cassette before continuing.
2. Assemble the top and bottom Back Connected
Termination assemblies to the cassette back
terminal support as shown in fig A.
3. Terminal assemblies to be tightened with M6
hardware as shown in fig A, to 10 Nm (7.4 ft-lbs)
torque.
4. Assemble the remaining termination assemblies
similarly on all the poles to populate 3 pole / 4
pole breaker fig B & fig C.
5. The bus bars to be supported within 200mm
distance and tightened to 80Nm (59 ft-lbs) torque
Envelope Size Catalog # TYPE
GBB220TBBC3 3 pole Envelope 1
GBB220TBBC4 4 pole
GBB220TBBC3 3 pole
Envelope 2
GBB220TBBC4 4 pole
EntelliGuard ® G Circuit Breaker
Accessories
Back Connected Terminations for
Cassette
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-41431 Installation Instructions
Terminal
Asm
M6 Hardware
10 Nm torque
M6
Washer
Terminal
Asm
M6 Hardware
10 Nm torque
M6
Washer
Fig A. Back Connected Terminations assembly for
2000 Amperes (ANSI / UL)
Table 1. Back Connected Terminations for
Cassette Catalog numbers
1