BS 5990:1990
Withdrawn
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Specification for direct gas-fired forced convection air heaters with rated heat inputs up to 2 MW for industrial and commercial space heating: safety and performance requirements (excluding electrical requirement) (2nd family gases)
Hardcopy , PDF
27-07-2006
English
30-03-1990
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Foreword
Committees responsible
Specification
1 Scope
2 Definitions
3 Classification of appliances
3.1 By category
3.2 By flue type
4 General requirements
5 General conditions of test
5.1 Test room
5.2 Preparation of appliance for testing
5.3 Test procedure
6 Design and construction
6.1 All appliances
6.2 Appliances designed for permanent outdoor
installation
7 Soundness
7.1 General
7.2 Complete assembly
8 Heat input
8.1 Measurement
8.2 Tolerance
8.3 Adjustment
9 Combustion
9.1 Combustion requirements
9.2 Methods of analysis
9.3 Conditions of test
10 Ignition
10.1 Pilot burners and ignition devices
10.2 Ignition performance; burner systems with
permanent pilots
10.3 Ignition performance; burner system with
interrupted or intermittent pilots
10.4 Ignition performance; burner systems employing
direct main flame spark ignition
11 Flame stability
12 External temperatures
12.1 Surface temperatures
12.2 Component temperatures
13 Manual gas valves
14 Automatic controls
14.1 General
14.2 Governors
14.3 Gas strainers
14.4 Safety shut-off valves
14.5 Combustion air, pre-purge and post-purge
14.6 Flame supervision system
14.7 Start-gas flame establishment
14.8 Main flame establishment
14.9 Air-gas ratio control
14.10 Thermostats and control of air temperature
15 Motors and fans
15.1 General
15.2 Fan motor temperature
15.3 Lubrication
15.4 Marking
16 Electricity supply
17 Manufacturer's instructions
17.1 General
17.2 Installation instructions
17.3 Servicing instructions
17.4 User's instructions
18 Facilities for commissioning and testing
19 Identification and marking
19.1 General
19.2 Data plate
19.3 Name badge
19.4 Appliance parts
19.5 Electrical data
19.6 Warning notices
19.7 Lighting instructions
20 Air handling
20.1 Air flow rate
20.2 Air flow adjustment
20.3 Profile plate (where fitted)
20.4 Recirculation air
21 Surface heat dissipation
22 Air delivery volume
23 Weather resistance
Tables
1 Surface temperature rise
2 Application of safety shut-off valves
3 Flame supervision device drop-out times
4 Fan motor windings: permissible temperature rises
Figures
1 Paint scratch test apparatus
2 Test duct for air flow measurement
3 Anti-swirl device
4 Air flow regulating device
5 Connecting bend
6 Arrangement of spray heads and associated piping
for rain test
7 Details of spray head assembly and construction
Gives detailed requirements for direct gas fired forced convection air heaters having heat inputs up to 2 MW, meant for commercial and industrial applications. Does not cover appliances that are meant for installation in domestic dwellings. Gives safety and performance requirements and methods of test. Coverage includes definitions, heat input, combustion, ignition and manual gas valves. Also includes tables and diagrams.
| Committee |
GSE/20
|
| DevelopmentNote |
Supersedes 83/73385 DC, 86/70629 DC, 89/70195 DC and BS 5990(1981) (09/2005)
|
| DocumentType |
Standard
|
| Pages |
32
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| SupersededBy |
| BS 476-4:1970 | Fire tests on building materials and structures Non-combustibility test for materials |
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| BS 10:1962 | Specification for flanges and bolting for pipes, valves, and fittings |
| BS 5986:1980 | Specification for electrical safety and performance of gas fired space heating appliances with inputs 60 kW to 2 MW |
| BS 5963:1981 | Specification for electrically operated automatic gas shut-off valves |
| BS 4921:1988 | Specification for sherardized coatings on iron or steel |
| BS 1756-4:1977 | Methods for sampling and analysis of flue gases Miscellaneous analyses |
| BS 3955:1986 | Specification for electrical controls for household and similar general purposes |
| BS 3554-1:1971 | Specification for gas governors Independent governors for inlet pressures up to 25 mbar |
| BS 1224:1970 | Specification for electroplated coatings of nickel and chromium |
| BS 6501-1:1984 | Flexible metallic hose assemblies Specification for corrugated hose assemblies |
| BS 1706:1990 | Method for specifying electroplated coatings of zinc and cadmium on iron and steel |
| BS 1756-2:1971 | Methods for the sampling and analysis of flue gases Analysis by the Orsat apparatus |
| BS 5000-11(1973) : 1973 | SPECIFICATION FOR ROTATING ELECTRICAL MACHINES OF PARTICULAR TYPES OR FOR PARTICULAR APPLICATIONS - PART 11: SMALL-POWER ELECTRIC MOTORS AND GENERATORS |
| BS 6448-1:1987 | Gas governors Specification for pressure governors with nominal connection size up to 50 mm for gas appliances with inlet pressure up to and including 200 mbar |
| BS 1756-1:1971 | Methods for the sampling and analysis of flue gases Methods of sampling |
| BS 1756-3:1971 | Methods for the sampling and analysis of flue gases Analysis by the Haldane apparatus |
| BS 4201:1979 | Specification for thermostats for gas-burning appliances |
| BS 5991:1989 | Specification for indirect gas fired forced convection air heaters with rated heat inputs up to 2 MW for industrial and commercial space heating: safety and performance requirements (excluding electrical requirements (2nd family gases) |
| BS 1042-2.1:1983 | Measurement of fluid flow in closed conduits. Velocity area methods Method using Pitot static tubes |
| BS 1179:1967 | Glossary of terms used in the gas industry |
| BS 4504-2:1974 | Circular flanges for pipes, valves and fittings (PN designated) Copper alloy and composite flanges |
| BS 4504-1:1969 | Circular flanges for pipes, valves and fittings (PN designated) Ferrous |
| BS 3554-2:1972 | Specification for gas governors Independent governors for inlet pressures up to 350 mbar |
| BS 1042-2A(1973) : LATEST |
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