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A - Material processing equipment
B - Equipment for the production, transport and distribution of concrete, mortar and rendering mixes
C - Lifting gear
D - Equipment for earthmoving and soil compaction
E - Road construction machinery
F - Railway track construction equipment
G - Floating equipment
H - Tunnel and mining construction equipment
H.0 - Hydraulic drilling rig for tunnel driving
H.1 - Lining equipment for tunnel driving operations
H.2 - Roadheader
H.3 - Tunnelling machines (TVM)
H.4 - Drilling equipment for shaft construction and well boring
H.5 - Excavators, loading equipment, mobile loaders and dumpers
H.6 - Rail-mounted equipment and attachments for tunnel construction
H.7 - Miscellaneous conveyors and silos for excavated materials
H.8 - Ventilation duct booster fans, dust collecting systems and accessories
H.8.0 - Booster fan
H.8.1 - Dust collection plants
H.8.2 - Air conditioners for the construction of tunnels and galleries
H.8.20 - Ventilation air cooler
H.8.21 - Water cooling plant
H.8.22 - Combination air conditioner
H.8.3 - Air ducts
H.9 - Caisson air locks and miscellaneous equipment for the construction of tunnels and galleries
J - Pile drivers and extractors, soil injection equipment
K - Drilling equipment, diaphragm wall equipment
L - Equipment for pipe jacking and pipeline construction
M - Equipment and plants for decontamination and environment protection
P - Transport vehicles
Q - Air compressors, pneumatic tools
R - Equipment for power generation, transformation and distribution
S - Hydraulic cylinders and hydraulic units
T - Centrifugal and piston pumps, pipelines
U - Formwork and scaffolds
W - Workshop machines and equipment
X - Construction site accomodations, containers
Y - Equipment for surveying, laboratory, office, communication and monitoring
register number H.8.20 Ventilation air cooler
data processing short term WETTERKUEHLER
standard
equipment		 Cylindrical steel-sheet housing, with heat exchanger bundles consisting of helical tubes, pressure loss in cooler 1400 Pa, air in/outlet temperature 30°/20° C, cold water inflow temperature 5° C.
With water spray system.
Without fan.
register of construction equipment 1991 New