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Sentron Busway Systems<br />

Roof, Wall, Ceiling and Floor Flanges<br />

Selection<br />

Roof, wall, ceiling and floor flanges are available for Sentron<br />

Busway. When the busway run passes thorough a roof, wall or<br />

ceiling, a flange should be used. Flanges do not offer support<br />

to the busway. Flanges provide a means of covering the hole<br />

created in the existing structure. Additional sealant may be<br />

required to meet fire codes and all other local requirements. No<br />

caulking or gasketing is provided with Sentron flanges.<br />

15<br />

BUSWAY SYSTEMS<br />

Roof Flanges, Dimensions<br />

Dimensions Inches (mm)<br />

Ampere Rating “A” ”B”<br />

AL L-Rated<br />

225 — 12 (305) 18 (457)<br />

400 — 12 (305) 18 (457)<br />

600 — 12 (305) 18 (457)<br />

800 400 12 (305) 18 (457)<br />

1000 600 12 (305) 18 (457)<br />

1200 800 12 (305) 18 (457)<br />

1350 1000 16 (406) 22 (559)<br />

1600 1200 16 (406) 22 (559)<br />

2000 1350,1600 16 (406) 22 (559)<br />

2500 2000 20.5 (521) 22 (559)<br />

3000 2500 20.5 (521) 26.5 (673)<br />

3200 2000 20.5 (521) 26.5 (673)<br />

4000 3000,3200 25 (635) 31 (787)<br />

CU M-Rated<br />

225 — 12 (305) 18 (457)<br />

400 — 12 (305) 18 (457)<br />

600 — 12 (305) 18 (457)<br />

800 400 12 (305) 18 (457)<br />

1000 — 12 (305) 18 (457))<br />

1200 600 12 (305) 18 (457)<br />

1350 800 12 (305) 18 (457)<br />

1600 1000 12 (305) 18 (457)<br />

2000 1200,1350 16 (406) 22 (559)<br />

— 1600 16 (406) 22 (559)<br />

2500 2000 16 (406) 22 (559)<br />

3000 — 20.5 (521) 26.5 (673)<br />

3200 — 20.5 (521) 26.5 (673)<br />

4000 2500,3000,3200 20.5 (521) 26.5 (673)<br />

5000 4000 25 (635) 31 (787)<br />

Roof Flanges<br />

Roof flanges are available for Sentron Busway. When the busway run passes<br />

thorough a roof, a flange should be used. Flanges do not offer support to the<br />

busway. Flanges provide a means of covering the hole created in the existing<br />

structure. Additional sealant may be required to meet fire codes and all other<br />

local requirements. No caulking or gasketing is provided with Sentron flanges.<br />

Roof flanges provide a watertight seal for use with NEMA 3R and IP66 rated<br />

busway. Roof pitch must be indicated on drawings when ordering roof flanges.<br />

Roof Flanges<br />

Suffix GRFL<br />

Wall, Ceiling and Floor Flanges, Dimensions<br />

Dimensions Inches (mm)<br />

Ampere Rating “A” ”B”<br />

AL L-Rated<br />

225 — 11 (279) 7 (178)<br />

400 — 11 (279) 7 (178)<br />

600 — 11 (279) 7 (178)<br />

800 400 11 (279) 7 (178)<br />

1000 600 12 (305) 8 (203)<br />

1200 800 13 (330) 9 (229)<br />

1350 1000 14 (356) 10 (254)<br />

1600 1200 15 (381) 11 (279)<br />

2000 1350,1600 17 (432) 13 (330)<br />

2500 2000 20 (508) 16 (406)<br />

3000 2500 22 (559) 18 (457)<br />

3200 2000 24 (610) 20 (508)<br />

4000 3000,3200 26 (660) 22 (559)<br />

CU M-Rated<br />

225 — 10 (254) 6 (152)<br />

400 — 10 (254) 6 (152)<br />

600 — 10 (254) 6 (152)<br />

800 400 10 (254) 6 (152)<br />

1000 — 11 (279) 7 (178)<br />

1200 600 12 (305) 8 (203)<br />

1350 800 12 (305) 8 (203)<br />

1600 1000 13 (330) 9 (229)<br />

2000 1200,1350 15 (381) 11 (279)<br />

— 1600 15 (381) 11 (279)<br />

2500 2000 17 (432) 13 (330)<br />

3000 — 18 (457) 14 (356)<br />

3200 — 19 (483) 15 (381)<br />

4000 2500,3000,3200 21 (533) 17 (432)<br />

5000 4000 26 (660) 22 (559)<br />

Wall, Ceiling and Floor Flanges<br />

Wall/Floor flanges are available for Sentron Busway. When the busway run<br />

passes thorough a wall, ceiling or floor, a flange should be used. Flanges do<br />

not offer support to the busway. Flanges provide a means of covering the hole<br />

created in the existing structure. Additional sealant may be required to meet<br />

fire codes and all other local requirements. No caulking or gasketing is<br />

provided with Sentron flanges.<br />

Wall, Ceiling and Floor Flanges<br />

Suffix GWFL<br />

15-28<br />

Siemens Industry, Inc. SPEEDFAX Product Catalog

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