Carrier Aquasnap 30RAP010, Product Data

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5. Chillervisor System Manager III Multi-Unit
Control:
Field-installed control shall sequence between 2
and 8 chillers in parallel in a single system. Sys-
tem shall control chilled water pumps.
6. Hot Gas Bypass:
Unit shall be equipped with factory or field-
installed, microprocessor-controlled, hot gas
bypass that shall permit unit operation down
below the minimum standard step of capacity.
Option not available on sizes 010 and 015.
Option and accessory not available on units
with the digital compressor option.
7. Energy Management Module:
A factory or field-installed module shall provide
the following energy management capabilities:
4 to 20 mA signals for leaving fluid temperature
reset, cooling set point or demand limit control;
2-point demand limit control (from 15% to
100%) activated by a remote contact closure;
and discrete input for “Ice Done” indication for
ice storage system interface.
8. Security Grilles/Hail Guards:
Unit shall be supplied with factory or field-
installed, louvered, sheet metal panels which
securely fasten to the chiller and provide con-
denser coil protection against hail and other
physical damage.
9. Vibration Isolation:
Vibration isolation pads shall be supplied for
field installation at unit mounting points. Pads
shall help to reduce vibration transmission into
the occupied space.
10. Chilled Water Storage Tank (Sizes 010-060
only):
a. Fluid storage tank shall be rated for a maxi-
mum of 150 psig (1034 kPa).
b. Shall provide a minimum 4 gallon per ton
(3.7 L per kW) fluid storage capacity.
c. Shall fit under the chiller to minimize system
footprint requirements. Tanks fitted out-
side of the chiller footprint shall not be
acceptable.
d. Tank shall be constructed a cold rolled car-
bon steel shell.
e. Tank shall be insulated with 3 /
4
-in. (19 mm)
closed-cell, polyvinyl-chloride foam with a
maximum K factor of 0.28.
f. Tank shall be baffled to prevent temperature
stratification.
g. Tank shall have Victaulic connections.
h. Tank shall have vent and drain plugs accessi-
ble from outside tank enclosure.
i. Internal heaters shall provide freeze protec-
tion to –20 F (–29 C).
11. BACnet Communication Option:
Shall provide factory-installed communication
capability with a BACnet MS/TP network.
Allows integration with i-Vu
® Open control sys-
tem or a BACnet building automation system.
12. BACnet Translator Control:
Unit shall be supplied with field-installed inter-
face between the chiller and a BACnet Local
Area Network (LAN, i.e., MS/TP EIA-485).
Field programming shall be required.
13. LON Translator control:
Unit shall be supplied with field-installed inter-
face between the chiller and a Local Operating
Network (LON, i.e., LonWorks FT-10A ANSI/
EIA-709.1). Field programming shall be
required.
14. Navigator™ Hand Held Display:
a. Portable hand held display module with a
minimum of 4 lines and 20 characters per
line, of clear English, Spanish, Portuguese or
French language.
b. Display menus shall provide clear language
descriptions of all menu items, operating
modes, configuration points and alarm
diagnostics. Reference to factory codes shall
not be accepted.
c. RJ-14 connection plug shall allow display
module to be connected to factory-installed
receptacle.
d. Industrial grade coiled extension cord shall
allow the display module to be moved
around the chiller.
e. Magnets shall hold the display module to
any sheet metal panel to allow hands-free
operation.
f. Display module shall have NEMA 4x
housing suitable for use in outdoor
environments.
g. Display shall have back light and contrast
adjustment for easy viewing in bright
sunlight or night conditions.
h. Raised surface buttons with positive tactile
response.
15. Touch Pilot™ Display:
Unit shall be supplied with a remote mount
touch screen display for network attachment to
the chiller.
16. GFI Convenience Outlet:
Shall be factory or field installed to provide the
chiller with a 4 amp GFI receptacle. The recep-
tacle shall have independent fuse protection.
The convenience outlet is a 115-v female
receptacle.