There are all type electrical equipment like transformer, DG set, Motor, Circuit breaker, HVAC, UPS, Inverter etc. working, safety and use.
टेस्ला कारों को लोग क्यों पसंद करते हैं?
फायर सेफ्टी के बारे में बेसिक जानकारी
|
||
CLASS |
Type of Fire |
Type of Fire
Extinguisher |
Class A |
Fires involving Paper,
Wood, Textile, Packing materials and the like. |
Water, foam, ABC dry
power and halocarbons. |
Class B |
Fires involving Oil,
Petrol, Solvent, Grease, Paints, Celluloid and the like. |
Foam, dry powder,
clean agent and carbon dioxide extinguishers |
Class C |
Fires involving
Electrical Hazards, Motor Vehicle Gaseous substance under pressure. |
Dry powder, clean
agent and carbon dioxide extinguishers |
Class D |
Fires involving
Chemicals, Metal and active like Magnesium ,titanium |
Extinguishers with
special dry powder for metal tires |

Area covered by Fire Extinguisher (NBC) |
|
Type of Fire
Extinguishers |
Coverage (Floor) Area |
Water/ Sand Bucket |
100 sq.mt. |
Sprinklers |
6 sq.mt. |
Extinguishers (9
Liter) |
600 sq.mt. |
Heat Detectors |
16 sq.mt. |
Hydrant Riser (Outlet
100 mm dia with landing valve and First aid hose reel) |
930 sq.mt |
Smoke Detectors |
50 sq.mt. |
Water Requirement for the Fire Fighting (AS per NBC) |
Q = 3000 P |
Q = Fire demand in
Liters/Minutes |
P = Population in
Thousands |
Note: The above
rate must be maintained at a minimum pressure of 1 to 1.5 kg / cm2 for at
least four hours. |
Water Requirement for Wet Riser/Down Corner System (As per NBC
-TABLE 4) |
||
Residential Buildings |
U.G. Water Storage
Tank Static |
Terrace Tank |
15 m to 30 m |
50,000 lts |
10,000 lts |
30 m to 45 m |
1,00,000 lts |
20,000 lts |
Above 45 m |
2,00,000 lts |
40,000 lts |
Water Requirement for Wet Riser/Down Corner System (As per NBC
-TABLE 5) |
||
Business Building |
U.G. Water Storage
Tank Static |
Terrace Tank |
15 m to 30 m |
100000 lts (50000 lts
if covered area in G.F is less than 300sq.m.) |
20,000 lts |
30 m to 45 m |
20000 lts |
20,000 lts |
Above 45 m |
250000 lts |
50,000 lts |
Classification of fire Pumps (As per IS 15301) |
|
Pump Size |
Location of Pump
Installation |
450 Liter/Min |
Pumps to be installed
on the terrace to feed the Down Comer System. |
900 Liter/Min |
Pumps to be installed
on the terrace to feed the Down Comer System. |
2280 Liter/Min |
Pumps are to be housed
in the pump house. |
2850 Liter/Min |
Pumps are to be housed
in the pump house. |
4500 Liter/Min |
Pumps are to be housed
in the pump house. |
For special risks 6700
Liter/Min |
Pumps are to be housed
in the pump house. |
Suction and Delivery Pipe Sizes (IS 3844) |
|||
Pump Size |
Pump Location |
Suction |
Delivery |
450 Liter/min |
Terrace |
50 mm |
50 mm |
900 Liter/min |
Terrace |
75 mm |
50 mm |
1400 Liter/min |
Terrace |
100 mm |
100 mm |
2280 Liter/min |
Fire Pump |
150 mm |
150 mm |
2850 Liter/min |
Fire Pump |
200 mm |
150 mm |
4500 Liter/min |
Fire Pump |
250 mm |
200 mm |
6700 Liter/min |
Fire Pump |
250 mm |
200 mm |
Different Types of Fire Extinguishers for Different Classes of
Fires ( IS 2190 ) |
|||||
Type of Extinguisher |
IS |
Type of Fires |
|||
Class A |
Class B |
Class C |
Class D |
||
water type (gas
cartridge) |
IS 940 , IS 13385 |
S |
NS |
NS |
NS |
water type (stored
pressure) |
IS 6234 |
S |
NS |
NS |
NS |
mechanical foam type
(gas cartridge) |
IS 10204, IS 13386 |
S |
S |
NS |
NS |
mechanical foam type
(stored pressure) |
IS 14951,IS
15397 |
S |
S |
NS |
NS |
dry powder type
(stored pressure) |
IS 13849 |
S |
S |
S |
NS |
dry powder type (gas
cartridge) |
IS 2171 , IS
10658 |
S |
S |
S |
NS |
dry powder type for
metal fires |
IS 11833 |
NS |
NS |
NS |
S |
carbon dioxide type |
IS 2878, IS 8149 |
NS |
S |
S |
NS |
clean agent gas type |
IS 15683 |
S |
S |
S |
NS |
halon 1211 type |
IS 4862 , IS 11108 |
S |
S |
S |
NS |
PRESSURE TESTING OF FIRE EXTINGUISHERS ( IS 2190 ) |
||||
Type of Extinguisher |
IS |
Test Interval (Year) |
Test Pressure (kg/cm2) |
Pressure Maintained
for Min. (kg/cm2) |
Water type (gas
cartridge) |
IS 940 |
3 |
35 |
2.5 |
Water type (stored
pressure) |
IS 6234 |
3 |
35 |
2.5 |
Water type (gas
cartridge) |
IS 13385 |
3 |
35 |
2.5 |
Mechanical foam type
(gas cartridge) |
IS 10204 |
3 |
35 |
2.5 |
Mechanical foam type
(stored pressure) |
IS 15397 |
3 |
35 |
2.5 |
Mechanical foam type
(gas cartridge) |
IS 13386 |
3 |
35 |
2.5 |
Mechanical foam type
(gas cartridge) 135 liter |
IS 14951 |
3 |
35 |
2.5 |
Dry powder ( stored
pressure) |
IS l3849 |
3 |
35 |
2.5 |
Carbon dioxide |
IS 2878 |
5 |
250 |
2.5 |
Clean agent |
IS 15683 |
3 |
35 |
2.5 |
Dry powder (gas
cartridge) |
IS2171, IS10658 |
3 |
35 |
2.5 |
LIFE OF FIRE EXTINGUISHERS ( IS 2190) |
|
Type of Extinguisher |
Life Time, Year |
Water type |
10 |
Foam type |
10 |
Powder type |
10 |
Carbon dioxide |
15 |
Clean agent |
10 |