Gang Operated Air Break Switches
Product Details:
Product Description
Gang Operated Air Break Switches
We are listed amongst the renowned organizations, providing high quality Gang Operated Air Break Switches that are known for its corrosion resistance, easy installation and robust construction. Manufactured by our highly skilled professionals using quality tested components in compliance with set industry norms, these high performing air break switches are off load disconnecting switches that are available with triple pole. The Gang Operated Air Break Switches are available in various technical specifications to meet the diverse needs of our clients.
Specifications:
Each pole consists of:
Galvanized steel base, H.T. insulators as per B.S.S./I.S. non-ferrous knife and spring loaded contacts
Arcing horns of adequate section to break magnetizing current of the transformers horizontal G.I. pipe 01 adequate length for phase separation
Adequate length of G.I. pipes for operation from ground level and operating handle complete in both, OFF and ON position
All ferrous parts are hot dipped galvanized and non ferrous parts are heavily tinned to withstand extreme weather
Manufactured in accordance with I.S.S., this product is suitable for horizontal vertical mounting
Air Break Isolating Switches
Jaipuria Brothers Electricals Pvt. Ltd. manufacture gang operated air break off load, disconnecting switch with triple pole. Each pole consists of galvanized steel base, H.T. insulators as per B.S.S./I.S. non-ferrous knife and spring loaded contacts, arcing horns of adequate section to break magnetizing current of the transformers horizontal G.I. pipe 01 adequate length for phase separation, adequate length of G.I. pipes for operation from ground level and operating handle complete in both OFF and ON position. All ferrous parts are hot dipped galvanized and non ferrous parts are heavily tinned to withstand extreme weather. Manufactured in accordance with I.S.S., this product is suitable for horizontal vertical mounting.
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Guaranteed Technical Particulars for 11 KV Switch Air Break Type with Post Insulators | ||
S. No. | Particulars | Technical Particulars |
1 | Manufacturer's type / Designation / Installation | 11 KV 200, A Tilting type |
2a) | Manufacturer's name and country of manufacture | SETH RANGOO MAL METAL WORKS |
b) | Works Address | DAL MANDI BULANDSHAHAR (U.P) |
3 | Standard (s) according to which the isolators are manufactured | IS 9921 / Part I to V |
4 | Maximum design voltage at which the isolators can operate | 12 KV |
5 | Rated Frequency | 50 Hz. |
6 | Rated Voltage | 12 KV |
7 | Continuous current rating | 200 A |
8 | Rated short time withstand current for one second |
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9 | Voltage drop across terminals | As per relevant IS |
10 | Current density at the minimum cross section of : |
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a) | For copper parts ( Amp. /sq . Mm) | Less than 2.5 |
b) | For aluminum parts (Amp. Sq/ mm) | Less than 1.0 |
11 | Maximum temperature rise of following current carrying parts when carrying rated current continuously (deg. C) over an ambient of 50 deg . C Instead of 40 deg. C mentioned in relevant IS | 25°C |
12 | Class (outdoor) | Outdoor |
13 | Insulation levels. |
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i) | impulse withstand voltage (KV peak) |
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a) | Across the isolating distance | 85 KV |
b) | Phase to earth | 75 KV |
ii) | Power Frequency withstand voltage (KV rms) |
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a) | Phase to earth | 28 KV |
b) | Across the isolating distance | 32 KV |
14 | Minimum clearance in air (mm) center to center between phase to phase | 600 mm |
15 | Minimum distance between insulators | As per drawing to be approved |
16 | Minimum Isolating distance (in open position) | 375 mm |
17 | Design & Construction : |
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i) | Number of insulators Per Pole | 3 nos. |
ii) | Number of breaks Per Pole | Single |
iii) | Type of closing / opening mechanism | Vertical |
18 | Height of contacts | 110 mm |
19 | Cross section and number of fixed contact leafs | 2 nos., 38 mm x 3.0 mm thick |
20 | Cross section of moving blade | 32 mm x 5 mm |
21 | Size and numbers of spring used in fixed contact | 4 nos, 16 SWG, 28 mm long, 15 mm OD & 6 turns |
22 | All Current carrying copper parts should be suitable to have current density less than | 2.5 A/ sq. / mm |
23 | All Current carrying aluminum parts should be suitable to have current density less than | 1.0 A/ sq/ mm |
24 | Operating pipe (handle & rod) | 25 mm NB, 5.0 meter long med, class |
25 | Type of bearings | Rocking type lever supported on side plates with self lubricated nylon rings |
26 | Base channels | 75 mm x 10 mm x 100 mm long |
27 | Post Insulators |
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a) | Type | 11 KV, E-22, IS 2544 |
b) | Name of manufactures | Name of manufactures |
c) | Height of each insulator | 245 mm |
d) | Tensile strength (Kg) | 20 KN |
e) | Compressive strength | 40 KN |
f) | Torsional strength in (Kg m) | 340 MN |
g) | Cantilever strength upright | 9 KN |
h) | Power frequency dry flash over voltage (KV) rms | As per relevant IS |
i) | Power frequency we flash over voltage (KV) rms | As per relevant IS |
j) | Impulse flash over voltage (positive wave ) (KV) peak | As per relevant IS |
k) | Impulse with stand voltage (KV) peak | 75 |
l) | Power frequency puncture voltage (KV) rms | As per relevant IS |
m) | Visible discharge voltage level (KV) rms | 9 |
n) | Cree page distance | 300 mm (min) |
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