COOLING
Options
Options
No. Description
Unit for indoor installation with
discharge ducts
12
Low noise level
15
Use
30RB
Advantages
Ducted condenser air discharge, optimised
condensing temperature control, based on the
operating conditions and system characteristics
Noise emission reduction
Fans with available pressure
602-802
Sound absorbing compressor enclosure
Sound absorbing compressor enclosure and low-speed
Very low noise level
15LS
Noise emission reduction
fans
Metallic grilles on all four unit faces (this option
Grilles
23
Improved aesthetics
includes the supply of enclosure panels)
Enclosure panels
23A Side panels on each end of the coils
Improved aesthetics
Stable unit operation when the air temperature is
Winter operation down to -20°C
28
Fan speed control via frequency converter
between 0°C and -20°C
Stable unit operation when the air temperature is
Winter operation down to -10°C
28B Twin-speed lead fan for each circuit
between 0°C and -10°C
Winter operation down to -10°C and
Noise emission reduction and stable unit
Sound absorbing compressor enclosure and lowvery low noise level (options 28B + 28C
operation when the air temperature is between
speed fans + twin-speed lead fan for each circuit
15LS)
0°C and -10°C
Evaporator and water piping frost
Electric heater on the evaporator and the water inlet/
Evaporator frost protection for air temperatures
41
protection
outlet piping
between 0°C and -20°C
Partial heat reclaim by desuperheating of the
Free high-temperature hot-water production
Partial heat reclaim
49
compressor discharge gas
simultaneously with chilled water production
Unit equipped with an additional field-installed leaving
Optimised operation of two chillers connected in
Master/slave operation
58
water temperature sensor, allowing master/slave
parallel with operating time equalisation
operation of two chillers connected in parallel
Main disconnect switch without fuse
Factory-installed main electric disconnect switch in
Ease-of-installation and compliance with local
70
(standard for sizes 162-262)
the control box
electrical regulations
Factory-installed main electric disconnect switch with
Same advantage as main disconnect switch and
Main disconnect switch with fuse
70D
fuse in the control box
reinforced anti-short circuit protection
Evaporator thermal insulation protection by aluminium
Evaporator with aluminium jacket
88
Improved resistance to climatic aggression
sheets
Shut-off valve on the compressor suction piping
Suction valve
92
Simplified maintenance
(discharge valve as standard)
Two-directional communications board, complies with Easy connection by communication bus to a
JBus gateway
148B
JBus protocol
building management system
Two-directional communications board, complies with Easy connection by communication bus to a
Bacnet gateway
148C
Bacnet protocol
building management system
Two-directional communications board, complies with Easy connection by communication bus to a
LonTalk gateway
148D
LonTalk protocol
building management system
Easy wired connection to a building management
Energy Management Module EMM 156 See controls manual
system
Safety valve inspection and replacement
Safety valve with three-way valve
Three-way valve upstream of the safety valves (not
194
facilitated
fitted
compatible with BPHE version)
without refrigerant loss
Conformance with Australian
200 Heat exchanger approved to Australian code
regulations
Refrigerant charge stored in the condenser. Option not
Unit transport by container only possible with this
Unit storage above 48°C
241 compatible with MCHE coils; Cu/Al coils are required to
option
store the charge.
Microchannel MCHE protection by the Carrier factory
Better corrosion resistance, recommended for
Anti-corrosion protection Enviro262 for applications in standard and moderate corrosive
marine
Shield for microchannel MCHE coils
environments.
or moderately corrosive industrial environments
The Super Enviro-Shield option was developed to
Anti-corrosion protection Super
Microchannel MCHE protection by the Carrier
increase the microchannel MCHE coil application
Enviro-Shield for microchannel
263 factory for applications in corrosive and aggressive
range
MCHE coils
environments
to extremely corrosive environmental conditions.
Connection sleeve
266 Piping to be welded with Victaulic connection
Ease-of-installation
Ensures compatibility with other options than
Shell-and- tube evaporator
280 Different heat exchanger type
those available with the standard unit (see
Electronic Catalogue)
Power cable connection side
Side extension on the power control to allow a reduced
283
Use of thicker power cables
extension
cable bend radius
Permit connection of a laptop or an electrical
230 V electrical plug
284 23