256 HVAC Engineer

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256 HVAC

Engineer ' s

Handbook499: -

- Welding termsand

symbols567:499: Par t 1 :1991

Glossa ry fo rweld ing ,


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braz ing and

thermalcut t ingG

ives terms

common to morethan one process,

terms relatingtowelding with

pressure, fusion

welding, brazing,


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testing, weld

imperfec-tions

and thermal

cutting.499:Par t 1 :1992

SupplementDefinitions for

electric welding

equipment.499:


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Part 2c: 1980

Welding

symbolsProvides

, in chart form,the type, position

and method ofrepresenta-tion of

welding symbols

and examples of


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their use.1973

(1989) Asbestos

- cement flue

pipes andfit t ings,

l ightqualityDiameters 50 to 150

ram, for use with

gas-fired


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pumps for fluids

which behaveas

homogeneous

liquids.1984(1990) Copper

direct cyl indersfor domest ic

purposesRequire

ments for copper


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direct cylinders,

with capacities

between 74and

450 litres, forstorage of hot

water. Covers 4grades and 16

sizesand also

factory-applied


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insulation and

protector

rods.1993 Metal

flue pipes,fi t t ings,

terminals andaccessories

forgas-fired

appliances with


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a rated input not

exceeding 60

kW749: 1969

UnderfeedstokersStokers

rated up to 550 kgof coal per hour

for all furnaces

exceptmetallurgic


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al or other high

temperature;

requirements,

installation,maintenance.

7 5 9 : - - Valves ,

gauges and

other safe ty


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f i t t ings for

appl icat ion

toboilers and to

pipinginstallations for

and inconnection

withboilers779:7 5 9 :


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Part 1 :1984

Valves ,

mount ings and

fi t t ings forboilersRequirem

ents for safetyfittings excluding

safety valves for

boilerinstallation


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s where steam

pressure exceeds

1 bar gauge or, in

the caseof hotwater boilers, the

rating is 44 kWand above.1989

Cast i ron

boi lers for


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centra l heat ing

and indirect

watersupply

(ra ted output 44kW and

above)Designand construction

including

materials,


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workmanship,

inspection,testing

and marking of

boilers for usewith solid,

gaseous andliquidfuels.


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Standards 257 7 9 9 : -- Oil burning

equipment 7 9 9 :

Par t 2 :1991Vapor i s ing

burnersRequirements for oil


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vaporising

burners and

associated

equipmentforboilers,

heaters, furnaces,ovens and similar

static flued plant

such asfree


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standing space-

heating

appliances, for

single familydwellings.

7 9 9 : P a r t 3 : 1 9 8 1


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A u t o m a t i c a n d

s e m i -a u t o m a t i c

atomisingburners up to 36

l i t res perhourRequirement

s for materials

for all component


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parts and such

parts

ofcomponent

design and plantlayout as are

fundamental tothe

properfunctioning


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of such

equipment.7 9 9 :

Par t 4 :1991Atomis ing

burners (o therthan

monobloc type)

together with


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associated

equipment for

s ingle burner

andmult i -burner

instal lat ionsForland and marine

purposes.

Suitable for


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liquid fuels to BS

2869and BS 1469.7 9 9 : P a r t

5 : 1 9 8 9 Oil s torage

tanksRequirements for carbon steel

tanks for the

storage of liquid


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fuelused in

conjunction with

off-burning

equipment.Includes

integraltankswhich form part

of a complete off-

fired unit, service


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tanks, andstorage

tanks with a

maximum height

of 10 m andcapacities up

to150 000 1.7 9 9 : P a r t

7 : 1 9 8 8

D i m e n s i o n s


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of atomising

oil-burner

pumpswith

rotat ing shaf tand external

dr iveFixes thedimensions for

connectors and

certain


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dimensional

charac-teristics of

pumps.

7 9 9 : Par t 8 :1988

Connec t ingd imens ions

be tween a t o m i s i n g


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oil burners and

heat

generatorsAppli

cable toatomising oil

burners up to 150kW capacity.8 3 5 : 1 9 7 3


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(1989) Asbestos

cement flue

pipes and

fitt ings,heavyqualityDia

meters from 75 to600 mm for use

with solid fuel

and oil-


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burningappliances

of output rating

not exceeding 45

kW for gas-firedappli-

9

ances and forincinerators not

exceeding 0.09 mcapacity.


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8 4 5 : - -

M e t h o d s o f assess ing

thermalperformance of

boi lers fors team hot water

and high


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temperature

heat t ransfer

f luids

8 4 5 : Par t 1 :1987

ConciseprocedureA

concise but

complete test


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method, at

minimum cost,

for assessingthe

thermalperformance of

boilers, generallyat output greater

than44 kW,

which are


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thermodynamicall

y simple and fired

by solid, liquidor

gaseousfuels.845: Part

2 :1987Comprehens ive

procedureA

comprehensive


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test method for

assessing the

thermal

performanceofany boiler,

generally ofoutput greater

than 44 kW,

including those


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258 HVAC

Engineer ' s

Handbookwith

multiple thermalflows to and from

the boiler, andfired by

solid,liquid orgaseous fuels.


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8 4 8 :

- - Fans forspecia l

purposes 8 4 8 :

P a r t 1 : 1 9 9 7P e r f o r m a n c e

t e s t i n g u s i n g


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s t a n d a r d i s e d a i r

ways8 4 8 :

P a r t 2 : 1 9 8 5M e t h o d s

o f n o i s e testingDetermin

ation of the

acoustic


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performance of

fans operating

againstdifferences

of pressure. Fourmethods are

described: in-duct, reverber-ant

field, free field


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and semi-

reverberant.8 4 8 : P a r t

4 : 1 9 9 7 Dimensions

8 4 8 : P a r t5 : 1 9 8 6

Guide for

mechanical and


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elect r ical

safetyFans

connected to

single-phase a.c.,three-phase a.c.

and d.c.suppliesup to 660

V. Identifies the

circumstances in


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which safety

measuresshould

be taken and

gives informationon how safety

hazards canbereduced or

eliminated.8 4 8 :


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P a r t 6 : 1 9 8 9

M e t h o d

m e a s u r e m e n t

o f f a n vibrat ion

8 5 3 : - - Vessels for

use in heat ing

systems


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8 5 3 :

Part 1 :1996Calor i f iers and

storage vesselsfor

centra lheat ingand hot water

supplyStrength


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and method of

construction.8 5 3 :

Par t 2 :1996Tubula r hea t

exchangers ands to rag e ves -sels

for building and


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industrial

services 8 5 5 : 1 9 7 6

Welded s teelboi lers for

centra l heat ingand indirect

ho twater supply

(rated output 44


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kW to 3

MW}Requiremen

ts for design and

construction ofboilers for use

withsolid,gaseous and

liquid fuels.1010:

-- Draw off


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valves and stop

valves for water

services (screw-

downpat tern)1010:

Par t 2 :1973Draw off taps

and above

ground s top


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valvesDimension

s and test

requirements for

screwdownpattern draw

offtaps and aboveground stop

valves 1/4 in to 2

in nominal


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sizes.Material,

design,

dimensions of

components andunion

ends.1181:1989Clay f lue

l in ings and f lue

terminalsFor use


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with certain

domestic

appliances,

including gas-burning instal-

lations, and forventilation.

Dimensions,

performance


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characteristics,sa

mpling, testing,

inspection and

marking.1212: --Float operated

valves( including

f loa ts )1212:

Par t 1 :1990


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Pis ton

typeSeven sizes

from 3/8 in to 2

in. Materials,quality,

workmanship,dimensions and

performance

requirements.


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256 HVAC Engineer

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