Alltec Experties:
1. Designing of Lightning protection system as per NBC-2016
2. Structure Lightning Protection
3. Lightning Risk assessment.
4. Technical support
5. Earthing design and Termination.
6. Site Surveys and analysis
7. Soil Resistivity tests and surveys.
Table as per NBC-2016 Clause 11.5.1.2: Maximum values of mesh size and protection angle corresponding to class of
LPS
| Sl
No |
Class of LPS |
Mesh Size
(m) |
Rolling
Sphere |
Protection angle with respect to height (m) |
|
|
|
Radius(m) |
|
|
|
|
|
|
|
|
|
10m |
20m |
30m |
45m |
60m |
|
1 |
5x5 |
20 |
45 |
23 |
--can not be used-- |
|
|
|
II |
10x10 |
30 |
54 |
38 |
23 |
--can not be used-- |
|
|
III |
15x15 |
45 |
62 |
48 |
36 |
3 |
--can not be used-- |
|
IV |
20x20 |
60 |
65 |
54 |
45 |
34 |
23 |
Vertical Air Terminals
Alltec Air Terminals meet or exceed the material specifications and requirements of Underwriters
Laboratories, Inc., (UL®) and the Lightning Protection Institute (LPI). Air Terminal (1148A) 1/2 -
48” UNC Threads- Standard
| Part No |
Description |
Weight |
| 1112A |
Air Terminal, Aluminium,1/2” dia., 12” |
0.10 kg |
| 1116A |
Air Terminal, Aluminium,1/2” dia., 16” |
0.14 kg |
| 1118A |
Air Terminal, Aluminium,1/2” dia., 18” |
0.16 kg |
| 1124A |
Air Terminal, Aluminium,1/2” dia., 24” |
0.20 kg |
| 1136A |
Air Terminal, Aluminium,1/2” dia., 36” |
0.30 kg |
| 1148A |
Air Terminal, Aluminium,1/2” dia., 48” |
0.40 kg |
Air Terminals Base
Used for mounting on a flat surface or against the inside of vertical walls. Can be mounted with
Adhesive or fasteners. Part Number Description Weigh
| Part No |
Description |
Weight |
2015A |
Base,Aluminium,1/2”-13
Threaded I.D.,Flat surface,
for air
Terminal |
119.1g |
Cross Connector: cross connector for 8mm Aluminum conductor
| Part No |
Description |
Weight |
3231A |
Clamp,Aluminium,for Cross
Runs, Mechanical |
101.9 g |
Universal Connector: T/L/Straight connector for 8mm Aluminum conductor
| Part No |
Description |
Weight |
3232A |
Clamp,Aluminium,for
Straight/U Runs, Mechanical |
88.0g |
Downn Conductor: 8mm Aluminum down conductor
| Part No |
Description |
Weight |
4321A |
8mm Aluminum Conductor |
142g/m |
Conductor Holder: Poly plastic Conductor holder for Terrace surface
| Part No |
Description |
Weight |
5321A |
Conductor Holder for Terrace
Flat Surface |
1.2kg |
Conductor Holder: Conductor holder for Wall parapet surface
| Part No |
Description |
Weight |
5322A |
Conductor Holder for wall Parapet |
50g |
Conductor Holder: Metal Conductor holder for metal roof/wall
| Part No |
Description |
Weight |
5323A |
Metal Conductor holder for metal
roof/wall |
26.9g |
Expansion Piece: Joint for expansion and contraction of conductor
| Part No |
Description |
Weight |
6321A |
Aluminum, compensate the expansion
and contraction of
conductor |
68.5g |
Test Link Joint: Test Link Joint: Connects round and flat conductor
| Part No |
Description |
Weight |
7321A |
Aluminum link ,connects round and
flat conductor |
87.5g |
Folding Conductor Holder: Metal Conductor holder for metal roof
| Part No |
Description |
Weight |
8321A |
Metal Conductor holder for metal
roof/wall |
97.4g |
Aluminum Ferrule : Aluminum ferrule to connect 8 mm Al Conductor
| Part No |
Description |
Weight |
9321A |
Aluminum ferrule to connect 8 mm
Al Conductor |
23.2g |
ALLTEC is a leader in applying global engineered solutions that reduce risks associated with direct and
indirect lightning strikes, as well as diminishing hidden effects of surge events. We focus continuously on
innovating new technology, improving solutions, refining product quality, and enhancing customer service.
As Solution Providers for an Energized World, our comprehensive approach to facility protection is used to
solve the world's most difficult lightning, grounding, and power quality problems. ALLTEC has the
knowledge, experience, and products to provide the optimal protection solution.
