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Indirect – SA, SB, SC
Lighting Systems
SA 1-Lamp T5 Luminous Indirect
1. Housing: Extruded | 2. | Lamping: One T5 (28 or |
aluminum. |
| 54 watt as specified) |
plate mechanically |
| fluorescent lamp. |
attached with no |
| Provided by others. |
exposed fasteners. | 3. | Reflector: |
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specular aluminum reflector.
2 3/4"
5
4
2
3 5/8"
3
1
4. | Shielding: | Finish: | |
| perforated CRS. | baked white or aluminum | |
5. | Diffuser: Translucent | enamel. Custom colors | |
available, consult factory. | |||
| acrylic diffuser. | ||
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Labels: UL, ULc and IBEW.
Electrical: Specify 120 volt or 277 volt.
Options & Accessories:
L, T, X, Inline joiner blocks and emergency battery pack available.
Luminaire Lengths:
180˚ | 175˚ | 165˚ | 155˚ | 145˚ | 135˚ | Coefficients of |
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750 |
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600 |
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| 125˚ |
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450 |
| 0˚ | 90˚ |
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300 |
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| 105˚ |
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150 |
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| 90˚ |
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| 85˚ | Ratio | 3 | 60 | 52 | 47 |
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| 75˚ | |||||
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| 2 | 66 | 60 | 55 |
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| 65˚ | Cavity | 4 | 54 | 46 | 40 |
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| 55˚ | Room | 6 | 45 | 36 | 30 |
0˚ | 5˚ | 15˚ | 25˚ | 35˚ | 45˚ | 8 | 38 | 29 | 23 | |
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| 7 | 42 | 32 | 26 |
81.7% efficiency |
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| 9 | 36 | 26 | 20 | ||||
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| 10 | 33 | 24 | 18 | |||||
1 lamp F28T5 |
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| 80% | Effective Ceiling |
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Report no. |
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10% Direct |
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| Cavity Reflectance | ||||||
90% Indirect |
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| 20% | Floor Cavity |
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| Reflectance |
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| 2,000 |
| FOOTCANDLE |
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| 50 | 70 | 100 |
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FEET | 1,000 |
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IN | 400 |
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AREA | 300 |
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ROOM | 200 |
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| 18", rows 10', |
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| ratio 6.3:1 |
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| 1 | 2 | 3 | 4 | 5 | 7 | 10 |
| 20 | 30 | 40 | 50 | 70 | 100 | 200 | |||||||||||||||
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| NUMBER OF FIXTURES REQUIRED |
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| How to Specify |
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| Finish |
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| Series SA |
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| White |
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| Aluminum | ||||||||||||||||
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| 28 watt |
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| 54 watt |
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Please refer to the flap at the back of the brochure for complete ordering instructions.
1.Find room area on vertical axis.
2.Move across chart to footcandle curve.
3.Move down to hori- zontal axis and read number of luminaires required.
SB 2-Lamp T5 Luminous Indirect
1. Housing: Extruded | 2. | Lamping: Two T5 (28 |
aluminum. |
| or 54 watt as specified) |
end plate mechanically |
| fluorescent lamps. |
attached with no |
| Provided by others. |
exposed fasteners. | 3. | Reflector: |
|
specular aluminum reflector.
|
| 5 3/4" | |
| 5 |
| |
| 4 |
| |
| 2 | 4 1/16" | |
| 3 |
| |
| 1 |
| |
4. | Shielding: | Finish: | |
| perforated CRS. | baked white or aluminum | |
5. | Diffuser: Translucent | enamel. Custom colors | |
available, consult factory. | |||
| acrylic diffuser. | ||
|
|
Labels: UL, ULc and IBEW.
Electrical: Specify 120 volt or 277 volt.
Options & Accessories: L, T, X, Inline joiner blocks and emergency battery pack available.
Luminaire Lengths:
94 3/4".
1250 | 175˚ | 165˚ | 155˚ | 145˚ | 135˚ | Coefficients of |
| |||
180˚ |
|
|
|
|
| |||||
1000 |
|
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| 125˚ | Utilization |
|
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750 |
| 0˚ |
| 90˚ | 115˚ |
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| % Wall Reflectance | ||
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500 |
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| 70 | 50 | 30 |
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| 105˚ |
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250 |
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| 95˚ |
| 0 | 79 | 79 | 79 |
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0 |
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| 90˚ |
| 1 | 72 | 68 | 65 |
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| 85˚ | Ratio | ||||
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| 3 | 60 | 52 | 47 | ||
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| 75˚ | |||||
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| 2 | 65 | 60 | 55 |
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| 65˚ | Cavity | 4 | 54 | 46 | 40 |
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| 5 | 50 | 41 | 34 | ||
|
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0˚ | 5˚ | 15˚ | 25˚ | 35˚ | 55˚ | Room | 6 | 45 | 36 | 30 |
45˚ | 8 | 38 | 29 | 23 | ||||||
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|
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| 7 | 42 | 32 | 26 |
82% efficiency |
|
| 9 | 36 | 26 | 20 | ||||
|
| 10 | 33 | 24 | 18 | |||||
2 lamp F28T5 |
| 80% | Effective Ceiling |
| ||||||
Report no. |
| |||||||||
| Cavity Reflectance | |||||||||
| 7% Direct |
|
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| ||||||
|
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| 20% | Floor Cavity |
| |||||
93% Indirect |
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| Reflectance |
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| 2,000 |
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| FOOTCANDLE |
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| 20 | 30 | 50 |
| 70 | 100 |
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FEET | 1,000 |
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SQUARE |
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IN | 400 |
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AREA | 300 |
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ROOM | 200 |
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| 18", rows 10', |
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| 1 | 2 | 3 | 4 | 5 | 7 | 10 |
| 20 | 30 | 40 | 50 | 70 | 100 | 200 | ||||||||||||||
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| NUMBER OF FIXTURES REQUIRED |
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| How to Specify |
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| Finish |
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| Series SB |
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| White |
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| Aluminum |
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| 28 watt |
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| 54 watt |
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Please refer to the flap at the back of the brochure for complete ordering instructions.
1.Find room area on vertical axis.
2.Move across chart to footcandle curve.
3.Move down to hori- zontal axis and read number of luminaires required.
SC 2-Lamp T5 Indirect
5 5/8"
4
2
3 1/2"
3
1
1. Housing: Extruded | 2. Lamping: Two T5 (28 | 3. | Reflector: | Finish: |
aluminum. | or 54 watt as specified) |
| specular aluminum | baked white or aluminum |
end plate mechanically | fluorescent lamps. |
| reflector. | enamel. Custom colors |
attached with no | Provided by others. | 4. | Shielding: | available, consult factory. |
exposed fasteners. |
|
| ||
|
| CRS. | Labels: UL, ULc and IBEW. | |
|
|
|
Electrical: Specify 120 volt or 277 volt.
Options & Accessories:
L, T, X, Inline joiner blocks and emergency battery pack available.
Luminaire Lengths:
1250 | 175˚ | 165˚ | 155˚ | 145˚ | 135˚ | Coefficients of |
| |||
180˚ |
|
|
|
|
| |||||
1000 |
|
|
|
| 125˚ | Utilization |
|
| ||
750 |
|
|
| 90˚ | 115˚ |
|
| % Wall Reflectance | ||
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| |||||
500 |
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| 70 | 50 | 30 |
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| 0˚ |
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| 105˚ |
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250 |
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| 95˚ |
| 0 | 78 | 78 | 78 |
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0 |
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| 90˚ |
| 1 | 71 | 68 | 65 |
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| 85˚ | Ratio | 3 | 59 | 52 | 47 |
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| 75˚ | |||||
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| 2 | 65 | 59 | 55 |
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| 65˚ | Cavity | 4 | 54 | 46 | 40 |
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| 5 | 49 | 40 | 34 | ||
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| 55˚ | Room | 6 | 45 | 36 | 30 |
0˚ | 5˚ | 15˚ | 25˚ | 35˚ | 45˚ | 8 | 38 | 29 | 23 | |
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| 7 | 41 | 32 | 26 |
82.3% efficiency |
|
| 9 | 35 | 26 | 20 | ||||
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| 10 | 33 | 24 | 18 | |||||
2 lamp F28T5 |
| 80% | Effective Ceiling |
| ||||||
Report No. |
| |||||||||
| Cavity Reflectance | |||||||||
| 0% Direct |
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| 20% | Floor Cavity |
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100% Indirect |
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| Reflectance |
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| 2,000 |
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| 30 | 50 | 70 | 100 |
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FEET | 1,000 |
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SQUARE |
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500 |
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IN | 400 |
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AREA | 300 |
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ROOM | 200 |
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| brightness |
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| 100 |
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| 1 | 2 | 3 | 4 | 5 | 7 | 10 |
| 20 | 30 | 40 50 | 70 | 100 | 200 | |||||||||||||||
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| NUMBER OF FIXTURES REQUIRED |
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| How to Specify |
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| Finish |
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| Series SC |
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| White |
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| Aluminum |
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| 28 watt |
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| 54 watt |
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Please refer to the flap at the back of the brochure for complete ordering instructions.
1.Find room area on vertical axis.
2.Move across chart to footcandle curve.
3.Move down to hori- zontal axis and read number of luminaires required.
6 | 7 |