j.
28
The Fourth Schedule hereinbefore referred to.
SCHEDULE OF PLANT AND MATERIAL COMPRISED IN 5 KW. STATION FOR ERECTION AT HONG KONG.
Item.
Qty. Mar.
1.
2
Article and Description.
MASTS. main, sectional steel type, 203 ft. in height from ground level, with suitable foundations, anchors, standing and running rigging.
item.
16.
Qty.
Mar.
1
17.
1
2.
1
set
3.
1
ERECTION GEAR, for above masts.
18.
3
4. 3,000
ft.
AERIAL, multiple wire T with spreaders, strain in- sulators, and leading-in insulators. (To be made up at time of installing from material specified below.)
WIRE, 7 19 silicon bronze, bare, with 24 thimbles and
24 shackles.
19.
1
5.
2
―
SPREADERS. 20 ft. long, ash, with 4 bands to take
in. shackle pins.
29
Article and Description.
DYNAMO, shunt wound, open type, giving a c.c. output of
10 KW. at 110 180 volts when driven at approx. r.p.m., with :-
1 Field regulator.
00
MOTOR-ALTERNATOR, motor running off 110 160 volts
c.c., alternator output 5 KVA. at 500 volts 300 cycles at 2,250 r.p.., fitted with:-
Motor starter, remote control type.
Motor field regulator.
Alternator field regulator.
PROTECTING SHUNT BOARDS with graphite sticks or straight filament lamps for protecting the machines against injurious induced effects from the high frequency
circuit.
SWITCHBOARD, comprising :-
BATTERY PANEL, containing
1 in. M.C. ammeter 150.0 - 150.
1
150 amp. S.1. overload circuit breaker.
1
150 amp. S.P. porcelain handle fuse.
6.
12
7.
1
8.
2
9.
1
10.
1
INSULATORS, porcelain rod, 36 ins., with D shackle at
each end.
INSULATOR, leading-in, porcelain No. 5 type.
INSULATORS, partition standard.
EARTHING SWITCH, external, for aerial.
EARTH SYSTEM, comprising earth plates, earth wires,
and arrester terminal. (To be made up at time of in- stalling from material specified below.)
EARTH PLATES, galvanised iron standard.
11. 80
12. 12,000
ft.
EARTH WIRE, 1:12 galvanised iron.
13. 100
ft.
14.
2
15.
1
EARTH WIRE, 7/16 copper, indiarubber, vulcanised
taped and braided.
EARTH TERMINALS, arrester, mica disc type, with
thimbles.
ENGINE, oil 4 B.M. 20 B.H.P. Gardner, with:-
Bosch high tension magneto ignition.
Circulating water pump.
Sensitive centrifugal governor.
Fuel tank, special.
Semi-rotary pump with armoured hose.
Pipes, valves and fittings.
Cylindrical galvanised iron water tanks.
20. 200 ft.
22. 200
21. 200 ft.
ft.
23. 100
ft.
DYNAMO PANEL, containing :-
1
in. M.C. voltmeter 0 180.
1 3-way D.P. voltmeter switch.
1
150 amp. S.P. overload and reverse circuit breaker.
1
150 amp. S.P. porcelain handle fuse.
1
8in. MC, ammeter 0 150.
MOTOR PANEL, containing
1 8 in. M.C. ammeter 0 ́100,
1 75 amp. S.P. overload circuit breaker,
1 100 amp. S.P. porcelain handle fuse.
ALTERNATOR PANEL, containing :-
1
7 in. H. W. ammeter, 015, with S.C. switch.
1
7 in. H.W. voltmeter with 3-way D.P. switch.
1
2 S.I. porcelain handle fuses, 15 amps.
1 D.I'. oil switch, 15 amps. automatic.
D.P. field breaking switch, 50 amps.
2 S.P.50 amp. field fuses.
WIRE, 19:14 copper, L.R. vuled. taped and lead-sheathed.
WIRE, 7.18 copper, I.R. vuled, taped and lead-sheathed. WIRE, 3 20 copper, I.R. vuled. taped and lead-sheathed.
WIRE, 30 amp. copper, L.R. taped and braided (transmitter
flex.).
453