GE Industrial Solutions EntelliGuard G Flat front Terminations Envelope 1 & 2 - Manual

1
Flat front Terminations
Envelope 1 & 2
Flat Front Terminal assemblies are supplied with
the Entelliguard breaker when needed
Catalogue No:
Catalog # Description
GBB1TBF3 Envelope 1-3pole 800 - 2000A
GBB1TBF4 Envelope 1-4pole 800 - 2000A
GBB2TBF3 Envelope 2-3pole 800A - 3000A
GBB2TBF4 Envelope 2-4pole 800A - 3000A
GBB1STBF3 Envelope 1-3pole Type S up to 1200A
GBB1STBF4 Envelope 1-3pole Type S up to 1200A
Flat Front 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 Flat Front to the rear terminals with
M12 Hardware as shown in Fig A., Tighten the
hardware to torque 50N-m (36.9 ft-lbs)
3. Assemble the Heat Sink with M8 Hardware to Flat
Front as shown in Fig A. Tighten to torque 12-
14N-m (8.9-10.3 ft-lbs)
4. Similarly populate the Flat Front and Heat sink on
all other terminals as shown in fig B & C.
5. The bus bars to be supported within 200mm
distance and tightened to 50N-m (36.9ft-lbs)
torque.
EntelliGuard ® G Circuit Breaker
Accessories
Flat Front 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- 41405 Installation Instructions
Fig A. Flat front Termination assembly