Extraction Arms - Non-Explosive Environments
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Standard |
Telescopic |
Original |
NEX MD |
NEX HD |
| Light applications. Extraction of fumes, vapors and dust, Schools, limited spaces, small booths. |
X |
X |
X |
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| Medium applications. Extraction of fumes, vapors and dust. Small workshops, metal fabrication shops. |
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X |
X |
X |
|
| Heavy applictions. Extraction of heavy smoke, vapors and dust. Heavy engineering workshops, welding, laser cutting, grinding with splatter. |
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|
|
X |
X |
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Standard |
Telescopic |
Original |
NEX MD |
NEX HD |
| Recommended airflows, m³/h (cfm) |
600-1000 (350-600) |
600-1000 (350-600) |
700-1000 (400-600) |
900-1300 (500-800) |
1000-1900 (600-1100) |
| Maximum fume temperature, °C (°F) |
70 (160) |
70 (160) |
70 (160) |
70 (160) |
120 (250) |
| Noise level at hood, dB(A) |
67 |
70 |
63-75 |
69 |
63 |
| Damper |
Optional |
Optional |
Standard |
Standard |
Standard |
| Hose material |
PVC covered
aluminum foil |
PVC covered polyester fabric |
PVC covered
polyester fabric |
PVC covered polyester fabric |
Glass fiber reinforced
PVC. PVC covered
polyester fabric |
| Connection dia., mm (in.) |
160 (6¼) |
150 / 160 (6 / 6¼) |
150 / 160 (6 / 6¼) |
160 (6¼) |
200 (8) |
| Note |
Built in wall bracket |
360° swivel |
360° swivel |
360° swivel |
360° swivel |
Explosive Environment Approved Extraction Arms
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The NEX range of extraction arms is specially designed for working environments with fumes, vapors or explosive dust and also where the hygienic demands are high and large airflows are required. Typical workplaces can be found in industries such as pharmaceutical, food processing and chemical. All arms are Ex-approved.
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NEX D
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NEX DX |
NEX S |
| Marking: EX II 3 D |
Marking: EX II 2 D |
Marking: EX II 2 D/G |
| II - Group II above ground, not mining |
II - Group II above ground, not mining |
II - Group II above ground, not mining |
| 3 - Equipment category 3 working in zone 22 |
3 - Equipment category 2 working in zone 21 |
3 - Equipment category 2 working in zone 1/21 |
| D - To be used in environments with explosive dust |
D - To be used in environments with explosive dust |
D - To be used in environments with explosive dust |
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G - To be used in environments with explosive gas |
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NEX D |
NEX DX |
NEX S |
| Recommended airflows, m3/h (cfm) |
900-1700 (550-1000) |
900-1700 (550-1000) |
600-1 100 (350-640) dia. 125 mm (5 in.) |
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900-1700 (550-1000) dia. 160 mm (6¼ in.) |
| Maximum fume temperature, °C (°F) |
70 (160) |
70 (160) |
70 (160) |
| Noise level at hood, dB(A) |
55-80 |
55-80 |
65-70 |
| Damper |
Optional |
Optional |
No |
| Hose material |
PVC |
Antistatic Polyurethane |
Antistatic Polyurethane |
| Connection dia., mm (in.) |
160 (6¼) |
160 (6¼) |
125 and 160 (5 and 6¼) |
| Note |
360° swivel |
360° swivel |
180° swivel |
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