34
10 - oPTIons
options
no.
description
avantages
Utilisation
IP54 control box
20A
Increased leak tightness of control boxes
Protects the inside of the electrical box from dusts and sand.
In general this option is recommended for installations in
polluted environments
401-901
Grilles and enclosure panels
23
Metal grilles on the 4 unit sides, plus side
enclosure panels at each end of the coil
Improves aesthetics, protection against intrusion to the unit
interior, coil and piping protection against impacts.
401-901
Enclosure panels
23A
Side enclosure panels at each end of the coil
Improves aesthetics, coil and piping protection against
impacts.
401-901
Evaporator freeze protection
41A
Electric resistance heater on the evaporator and
discharge valve
Evaporator freeze protection down to -20°C outside
temperature
401-901
Evap.and hydraulic mod. freeze
protection
41B
Electric resistance heater on evaporator,
discharge valve and hydronic module
Evaporator and hydronic module freeze protection down to
-20°C outside temperature
Sizes 401-901
only
Master/slave operation
58
Unit equipped with supplementary water outlet
temperature sensor kit to be field-installed
allowing master/slave operation of two units
connected in parallel
Optimised operation of two chillers connected in parallel with
operating time equalisation
401-901
Fuses on main disconnect
switch
70D
Factory installed additional fuses, one per each
phase, to protect main switch and associated
cables from over-current flow (Note: frequency
drives and electronic boards are protected
as standard by dedicated fuses. Option 70D
recommended when compliant protection
devices on field not present)
No need for separate fuse box. Save time and money on site
installation and avoid additional space requirement
501-901
(standard on
size 401)
Single power connection point 81
Unit power connection via one main supply
connection (include option 70D)
Quick and easy installation
651-901
Evaporator and Pump/s with
aluminium jacket
88A
Evaporator and Pumps covered with an
aluminium sheet for thermal insulation
protection
Improved resistance to aggressive climate conditions
Sizes 401/501
only
Service valve set
92
Liquid line valve (evaporator inlet), compressor
suction and discharge line valves and
economiser line valve
Allow isolation of various refrigerant circuit components for
simplified service and maintenance
401-901
Compressor discharge valves
93A
Shut-off valve on the compressor discharge
piping
Simplified maintenance
401-901
Evaporator with one pass less 100C
Evaporator with one pass on the water side.
Evaporator inlet and outlet on opposite sides.
Easy to install, depending on site. Reduced pressure drops
401-901
21 bar evaporator
104
Reinforced evaporator for extension of the
maximum water-side service pressure to 21 bar
(standard 10 bar)
Covers applications with a high water column evaporator side
(typically high buildings)
401-901
Reversed evaporator water
connections
107
Evaporator with reversed water inlet/outlet
Easy installation on sites with specific requirements
Sizes 401/501/
701/851/901
only
HP single-pump hydronic
module
116R
Complete hydronic module equipped with
water filter,
relief valve, one high pressure pump
and drain valve. For more details, refer to the
dedicated chapter (expansion tank not included)
Easy and fast installation (plug & play)
Sizes 401/501
only
HP dual-pump hydronic module 116S
Complete hydronic module equipped with water
filter,
relief valve, two high pressure pumps
and drain valve. For more details, refer to the
dedicated chapter (expansion tank not included)
Easy and fast installation (plug & play). Increased system
reliability
Sizes 401/501
only
LP single-pump hydronic
module
116T
Complete hydronic module equipped with
water filter,
relief valve, one low pressure pump
and drain valve. For more details, refer to the
dedicated chapter (expansion tank not included)
Easy and fast installation (plug & play)
Sizes 401/501
only
LP dual-pump hydronic module 116U
Complete hydronic module equipped with
water filter,
relief valve, two low pressure pumps
and drain valve. For more details, refer to the
dedicated chapter (expansion tank not included)
Easy and fast installation (plug & play). Increased system
reliability
Sizes 401/501
only
J-Bus gateway
148B
Two-directional communication board
complying with JBus protocol
Connects the unit by communication bus to a building
management system
401-901
Lon gateway
148D
Two-directional communication board
complying with Lon Talk protocol
Connects the unit by communication bus to a building
management system
401-901
Bacnet over IP gateway
149
Two-directional high-speed communication
using BACnet protocol over Ethernet network
(IP)
Easy and high-speed connection by ethernet line to a
building management system. Allows access to multiple unit
parameters
401-901
Energy Management Module
156
Control board with additional inputs/outputs.
See Energy Management Module option
chapter
Extended remote control capabilities (Set-point reset, ice
storage end, demand limits, boiler on/off command...)
401-901
Leak detection
159
0-10 V signal to report any refrigerant leakage
in the unit directly on the controlller (the
leak detector itself must be supplied by the
customer)
Immediate customer notification of refrigerant losses to the
atmosphere, allowing timely corrective actions
401-901
Dual relief valves installed w/
3-way valve
194
Three-way valve upstream of the relief valves on
the evaporator and the oil separator
Valve replacement and inspection facilitated without
refrigerant loss. Comforms to European standard EN378/
BGVD4
401-901
Compliance with Swiss
regulations
197
Additional tests on the water heat exchangers:
supply (additional of PED documents)
supplementary certificates and test
certifications
Conformance with Swiss regulations
401-901
Compliance with Russian
regulations
199
GOST certification
Conformance with Russian regulations
401-901
